Hi Ismail,<br><br>1) Make sure .drl file is available thru the classpath<br><span>2) Try .class.getResourceAsStream(&quot;/Drl/Sample.drl&quot;) (with leading slash). The path is treated as relative </span><span>without the leading slash
</span><span>.<br><br>Alex<br></span><br><div><span class="gmail_quote">On 5/3/07, <b class="gmail_sendername">fakhfakh ismail</b> &lt;<a href="mailto:ismail_info2005@yahoo.fr">ismail_info2005@yahoo.fr</a>&gt; wrote:</span>
<blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">Hello,<br>First sorry for my bad english,<br><br>I set all the class .java is in package hero.client.test
<br>and the file .drl is in folser Drl<br>the call of file .drl <br><span style="color: rgb(0, 127, 64);">InputStream in = DroolsTest.class.getResourceAsStream(&quot;Drl/Sample.drl&quot;);</span><br><br>but the problem is they didn&#39;t find the file .drl 
<br>always an exception is affiched<br><br><span style="color: rgb(255, 0, 0);">Exception in thread &quot;main&quot; java.lang.NullPointerException</span><br style="color: rgb(255, 0, 0);"><span style="color: rgb(255, 0, 0);">
&nbsp;&nbsp;&nbsp; at java.io.Reader.&lt;init&gt;(Reader.java:61)</span><br style="color: rgb(255, 0, 0);"><span style="color: rgb(255, 0, 0);">&nbsp;&nbsp;&nbsp; at java.io.InputStreamReader.&lt;init&gt;(InputStreamReader.java:55)</span><br style="color: rgb(255, 0, 0);">
<span style="color: rgb(255, 0, 0);">&nbsp;&nbsp;&nbsp; at
 org.drools.jsr94.rules.admin.LocalRuleExecutionSetProviderImpl.createRuleExecutionSet(Unknown Source)</span><br style="color: rgb(255, 0, 0);"><span style="color: rgb(255, 0, 0);">&nbsp;&nbsp;&nbsp; at hero.client.test.DroolsTest.main
(DroolsTest.java:34)</span><br>Please I need your help<br>Best regards<br><span class="sg">Ismail<br></span><span class="ad"><p> 


      

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