Looks like the version of drools on your server is different than your client. That would explain the class version issue<br><br><div class="gmail_quote">On Mon, Feb 2, 2009 at 5:19 PM, Zhang Jing-A52198 <span dir="ltr"><<a href="mailto:j.zhang@motorola.com">j.zhang@motorola.com</a>></span> wrote:<br>
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<p><font size="2" face="Arial"><span style="font-size: 10pt; font-family: Arial;">Hi All,</span></font></p>
<p><font size="2" face="Arial"><span style="font-size: 10pt; font-family: Arial;"> </span></font></p>
<p><font size="2" face="Arial"><span style="font-size: 10pt; font-family: Arial;">When I access the drools-server by URLConnection, I've
always got such errors:</span></font></p>
<p><font size="2" face="Arial"><span style="font-size: 10pt; font-family: Arial;"> </span></font></p>
<p style=""><font color="olive" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: olive;">WARNING:
RuleAgent(default) EXCEPTION (Mon Feb 02 16:09:46 CST 2009):
org.drools.base.BaseEvaluator; local class incompatible: stream classdesc
serialVersionUID = -7767879457606879276, local class serialVersionUID =
-7149415669283058142. Stack trace should follow.</span></font><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><font color="olive" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: olive;">WARNING:
java.io.InvalidClassException: org.drools.base.BaseEvaluator; local class
incompatible: stream classdesc serialVersionUID = -7767879457606879276, local
class serialVersionUID = -7149415669283058142</span></font><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at java.io.ObjectStreamClass.initNonProxy(ObjectStreamClass.java:562)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
java.io.ObjectInputStream.readNonProxyDesc(ObjectInputStream.java:1583)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
java.io.ObjectInputStream.readClassDesc(ObjectInputStream.java:1496)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
java.io.ObjectInputStream.readNonProxyDesc(ObjectInputStream.java:1583)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
java.io.ObjectInputStream.readClassDesc(ObjectInputStream.java:1496)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1732)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at java.io.ObjectInputStream.readObject(ObjectInputStream.java:351)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
org.drools.rule.LiteralRestriction.readExternal(LiteralRestriction.java:66)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
java.io.ObjectInputStream.readExternalData(ObjectInputStream.java:1792)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1751)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
java.io.ObjectInputStream.readObject(ObjectInputStream.java:351)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
org.drools.rule.LiteralConstraint.readExternal(LiteralConstraint.java:67)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at java.io.ObjectInputStream.readExternalData(ObjectInputStream.java:1792)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1751)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
java.io.ObjectInputStream.readObject(ObjectInputStream.java:351)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
java.util.ArrayList.readObject(ArrayList.java:593)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
sun.reflect.GeneratedMethodAccessor28.invoke(Unknown Source)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
java.lang.reflect.Method.invoke(Method.java:597)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java:974)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1849)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
java.io.ObjectInputStream.readObject(ObjectInputStream.java:351)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
org.drools.rule.Pattern.readExternal(Pattern.java:115)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
java.io.ObjectInputStream.readExternalData(ObjectInputStream.java:1792)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1751)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at java.io.ObjectInputStream.readObject(ObjectInputStream.java:351)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
java.util.ArrayList.readObject(ArrayList.java:593)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
sun.reflect.GeneratedMethodAccessor28.invoke(Unknown Source)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at java.lang.reflect.Method.invoke(Method.java:597)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java:974)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1849)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
java.io.ObjectInputStream.readObject(ObjectInputStream.java:351)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
org.drools.rule.GroupElement.readExternal(GroupElement.java:57)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at java.io.ObjectInputStream.readExternalData(ObjectInputStream.java:1792)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1751)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
java.io.ObjectInputStream.readObject(ObjectInputStream.java:351)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
org.drools.rule.Rule.readExternal(Rule.java:170)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
java.io.ObjectInputStream.readExternalData(ObjectInputStream.java:1792)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1751)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
java.io.ObjectInputStream.readObject(ObjectInputStream.java:351)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
java.util.HashMap.readObject(HashMap.java:1029)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
sun.reflect.GeneratedMethodAccessor17.invoke(Unknown Source)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
java.lang.reflect.Method.invoke(Method.java:597)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java:974)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1849)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
java.io.ObjectInputStream.readObject(ObjectInputStream.java:351)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at org.drools.rule.MVELDialectRuntimeData.readExternal(MVELDialectRuntimeData.java:42)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
java.io.ObjectInputStream.readExternalData(ObjectInputStream.java:1792)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1751)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
java.io.ObjectInputStream.readObject(ObjectInputStream.java:351)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
java.util.HashMap.readObject(HashMap.java:1030)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
sun.reflect.GeneratedMethodAccessor17.invoke(Unknown Source)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
java.lang.reflect.Method.invoke(Method.java:597)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java:974)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1849)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
java.io.ObjectInputStream.readObject(ObjectInputStream.java:351)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
org.drools.rule.DialectRuntimeRegistry.readExternal(DialectRuntimeRegistry.java:41)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
java.io.ObjectInputStream.readExternalData(ObjectInputStream.java:1792)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1751)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
java.io.ObjectInputStream.readObject(ObjectInputStream.java:351)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
org.drools.rule.Package.readExternal(Package.java:197)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
java.io.ObjectInputStream.readExternalData(ObjectInputStream.java:1792)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1751)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
java.io.ObjectInputStream.readObject(ObjectInputStream.java:351)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
org.drools.util.DroolsStreamUtils.streamIn(DroolsStreamUtils.java:189)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
org.drools.util.DroolsStreamUtils.streamIn(DroolsStreamUtils.java:158)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
org.drools.agent.HttpClientImpl.fetchPackage(HttpClientImpl.java:47)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at org.drools.agent.URLScanner.readPackage(URLScanner.java:148)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
org.drools.agent.URLScanner.getChangeSet(URLScanner.java:120)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
org.drools.agent.URLScanner.loadPackageChanges(URLScanner.java:96)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
org.drools.agent.RuleAgent.checkForChanges(RuleAgent.java:410)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at org.drools.agent.RuleAgent.refreshRuleBase(RuleAgent.java:362)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
org.drools.agent.RuleAgent.configure(RuleAgent.java:347)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
org.drools.agent.RuleAgent.init(RuleAgent.java:247)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
org.drools.agent.RuleAgent.newRuleAgent(RuleAgent.java:187)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at org.drools.agent.RuleAgent.newRuleAgent(RuleAgent.java:147)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
org.drools.agent.RuleAgent.newRuleAgent(RuleAgent.java:256)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
org.drools.server.KnowledgeStatelessServlet.getRuleBase(KnowledgeStatelessServlet.java:109)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
org.drools.server.KnowledgeStatelessServlet.doPost(KnowledgeStatelessServlet.java:71)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> </span></font></i><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;" lang="NO-BOK">at
javax.servlet.http.HttpServlet.service(HttpServlet.java:738)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;" lang="NO-BOK"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;" lang="NO-BOK"> at
javax.servlet.http.HttpServlet.service(HttpServlet.java:831)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;" lang="NO-BOK"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;" lang="NO-BOK"> </span></font></i><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;" lang="FR">at
org.apache.catalina.core.ApplicationFilterChain.servletService(ApplicationFilterChain.java:411)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;" lang="FR"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;" lang="FR"> at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:317)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;" lang="FR"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;" lang="FR"> at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:198)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;" lang="FR"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;" lang="FR"> </span></font></i><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;">at
org.netbeans.modules.web.monitor.server.MonitorFilter.doFilter(MonitorFilter.java:390)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:230)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> </span></font></i><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;" lang="FR">at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:198)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;" lang="FR"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;" lang="FR"> at
org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:288)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;" lang="FR"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;" lang="FR"> at </span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;" lang="FR"></span></font></p>
<p style=""><font color="olive" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: olive;" lang="FR">WARNING:
org.apache.catalina.core.StandardContextValve.invokeInternal(StandardContextValve.java:271)</span></font><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;" lang="FR"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;" lang="FR"> at
org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:202)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;" lang="FR"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;" lang="FR"> at
org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:632)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;" lang="FR"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;" lang="FR"> at
org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:577)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;" lang="FR"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;" lang="FR"> at
com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:94)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;" lang="FR"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;" lang="FR"> at
org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:206)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;" lang="FR"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;" lang="FR"> at
org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:632)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;" lang="FR"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;" lang="FR"> at
org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:577)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;" lang="FR"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;" lang="FR"> at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:571)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;" lang="FR"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;" lang="FR"> at
org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:1080)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;" lang="FR"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;" lang="FR"> at
org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:150)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;" lang="FR"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;" lang="FR"> at org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:632)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;" lang="FR"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;" lang="FR"> at
org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:577)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;" lang="FR"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;" lang="FR"> </span></font></i><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;">at
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:571)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:1080)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
org.apache.coyote.tomcat5.CoyoteAdapter.service(CoyoteAdapter.java:272)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.invokeAdapter(DefaultProcessorTask.java:637)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.doProcess(DefaultProcessorTask.java:568)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.process(DefaultProcessorTask.java:813)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
com.sun.enterprise.web.connector.grizzly.DefaultReadTask.executeProcessorTask(DefaultReadTask.java:341)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(DefaultReadTask.java:263)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(DefaultReadTask.java:214)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at com.sun.enterprise.web.portunif.PortUnificationPipeline$PUTask.doTask(PortUnificationPipeline.java:380)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
com.sun.enterprise.web.connector.grizzly.TaskBase.run(TaskBase.java:265)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
com.sun.enterprise.web.connector.grizzly.ssl.SSLWorkerThread.run(SSLWorkerThread.java:106)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"> </span></font></p>
<p style=""><font color="olive" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: olive;">WARNING:
java.lang.NullPointerException</span></font><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
org.drools.agent.RuleAgent.refreshRuleBase(RuleAgent.java:363)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
org.drools.agent.RuleAgent.configure(RuleAgent.java:347)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
org.drools.agent.RuleAgent.init(RuleAgent.java:247)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at org.drools.agent.RuleAgent.newRuleAgent(RuleAgent.java:187)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
org.drools.agent.RuleAgent.newRuleAgent(RuleAgent.java:147)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
org.drools.agent.RuleAgent.newRuleAgent(RuleAgent.java:256)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
org.drools.server.KnowledgeStatelessServlet.getRuleBase(KnowledgeStatelessServlet.java:109)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> at
org.drools.server.KnowledgeStatelessServlet.doPost(KnowledgeStatelessServlet.java:71)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;"> </span></font></i><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;" lang="NO-BOK">at
javax.servlet.http.HttpServlet.service(HttpServlet.java:738)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;" lang="NO-BOK"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;" lang="NO-BOK"> at
javax.servlet.http.HttpServlet.service(HttpServlet.java:831)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;" lang="NO-BOK"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;" lang="NO-BOK"> </span></font></i><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;" lang="FR">at org.apache.catalina.core.ApplicationFilterChain.servletService(ApplicationFilterChain.java:411)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;" lang="FR"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;" lang="FR"> at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:317)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;" lang="FR"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;" lang="FR"> at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:198)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;" lang="FR"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;" lang="FR"> at
org.netbeans.modules.web.monitor.server.MonitorFilter.doFilter(MonitorFilter.java:390)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;" lang="FR"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;" lang="FR"> at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:230)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;" lang="FR"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;" lang="FR"> at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:198)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;" lang="FR"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;" lang="FR"> at
org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:288)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;" lang="FR"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;" lang="FR"> at org.apache.catalina.core.StandardContextValve.invokeInternal(StandardContextValve.java:271)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;" lang="FR"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;" lang="FR"> at
org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:202)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;" lang="FR"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;" lang="FR"> at
org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:632)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;" lang="FR"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;" lang="FR"> at org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:577)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;" lang="FR"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;" lang="FR"> at
com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:94)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;" lang="FR"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;" lang="FR"> at
org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:206)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;" lang="FR"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;" lang="FR"> at
org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:632)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;" lang="FR"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;" lang="FR"> at
org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:577)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;" lang="FR"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;" lang="FR"> at
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:571)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;" lang="FR"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;" lang="FR"> at
org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:1080)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;" lang="FR"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;" lang="FR"> at
org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:150)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;" lang="FR"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;" lang="FR"> at
org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:632)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;" lang="FR"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;" lang="FR"> at
org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:577)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;" lang="FR"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;" lang="FR"> at
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:571)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;" lang="FR"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;" lang="FR"> at
org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:1080)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;" lang="FR"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;" lang="FR"> at
org.apache.coyote.tomcat5.CoyoteAdapter.service(CoyoteAdapter.java:272)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;" lang="FR"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;" lang="FR"> at com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.invokeAdapter(DefaultProcessorTask.java:637)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;" lang="FR"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;" lang="FR"> at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.doProcess(DefaultProcessorTask.java:568)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;" lang="FR"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;" lang="FR"> at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.process(DefaultProcessorTask.java:813)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;" lang="FR"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;" lang="FR"> at
com.sun.enterprise.web.connector.grizzly.DefaultReadTask.executeProcessorTask(DefaultReadTask.java:341)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;" lang="FR"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;" lang="FR"> at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(DefaultReadTask.java:263)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;" lang="FR"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;" lang="FR"> at
com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(DefaultReadTask.java:214)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;" lang="FR"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;" lang="FR"> at
com.sun.enterprise.web.portunif.PortUnificationPipeline$PUTask.doTask(PortUnificationPipeline.java:380)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;" lang="FR"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;" lang="FR"> at
com.sun.enterprise.web.connector.grizzly.TaskBase.run(TaskBase.java:265)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;" lang="FR"></span></font></p>
<p style=""><i><font color="black" size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma; color: black; font-style: italic;" lang="FR"> at
com.sun.enterprise.web.connector.grizzly.ssl.SSLWorkerThread.run(SSLWorkerThread.java:106)</span></font></i><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;" lang="FR"></span></font></p>
<p style=""><font size="1" face="Tahoma"><span style="font-size: 8pt; font-family: Tahoma;" lang="FR"> </span></font></p>
<p><font size="2" face="Arial"><span style="font-size: 10pt; font-family: Arial;" lang="FR"> </span></font></p>
<p><font size="2" face="Arial"><span style="font-size: 10pt; font-family: Arial;" lang="FR"> </span></font></p>
<p><font size="2" face="Arial"><span style="font-size: 10pt; font-family: Arial;">Can anyone help me to fix this problem? I've got the same
errors when trying to run KnowledgeServiceServletTest.java from the
drool-server source code.</span></font></p>
<p><font size="2" face="Arial"><span style="font-size: 10pt; font-family: Arial;"> </span></font></p>
<p><font size="2" face="Arial"><span style="font-size: 10pt; font-family: Arial;">Thanks,</span></font></p>
<p><font size="2" face="Arial"><span style="font-size: 10pt; font-family: Arial;">Jing</span></font></p>
</div>
</div>
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<br></blockquote></div><br>