which version of drools does the brms uses?
am deserializing with the drools 4.0 version..

"Anstis, Michael (M.)" <manstis1@ford.com> schrieb:
Was the package serialised using a different version of Drools to which you are trying to deserialise it?


From: rules-users-bounces@lists.jboss.org [mailto:rules-users-bounces@lists.jboss.org] On Behalf Of vamshidhar reddy chitti
Sent: 17 October 2007 11:18
To: rules-users@lists.jboss.org
Subject: [rules-users] java.io.InvalidClassException: org.drools.rule.Package;local class incompatible: stream classdesc serialVersionUID = 400,local class serialVersionUID = 320

hello
am using the binary package from drools brms and tying to execute

         BinaryRuleBaseLoader loader = new BinaryRuleBaseLoader();

         loader.addPackage( DroolsTest.class.getResourceAsStream( "com.valuemomentum.ipru.camscontract.model.pkg" ) );
         RuleBase rb = loader.getRuleBase();

but i get the following errors,
org.drools.RuntimeDroolsException: java.io.InvalidClassException: org.drools.rule.Package; local class incompatible: stream classdesc serialVersionUID = 400, local class serialVersionUID = 320
    at org.drools.util.BinaryRuleBaseLoader.addPackage(BinaryRuleBaseLoader.java:100)
    at org.drools.util.BinaryRuleBaseLoader.addPackage(BinaryRuleBaseLoader.java:67)
    at com.sample.DroolsTest.readRule(DroolsTest.java:59)
    at com.sample.DroolsTest.main(DroolsTest.java:28)
Caused by: java.io.InvalidClassException: org.drools.rule.Package; local class incompatible: stream classdesc serialVersionUID = 400, local class serialVersionUID = 320
    at java.io.ObjectStreamClass.initNonProxy(Unknown Source)
    at java.io.ObjectInputStream.readNonProxyDesc(Unknown Source)
    at java.io.ObjectInputStream.readClassDesc(Unknown Source)
    at java.io.ObjectInputStream.readOrdinaryObject(Unknown Source)
    at java.io.ObjectInputStream.readObject0(Unknown Source)
    at java.io.ObjectInputStream.readObject(Unknown Source)
    at org.drools.util.BinaryRuleBaseLoader.addPackage(BinaryRuleBaseLoader.java:82)
    ... 3 more


i tried replacing mvel jar file with mvel-snapshot jar file...but same error...

anyone has idea.

how to use absolute path in my application instead downloading binary package and using.

thanx in advance.
vamshi

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