[rules-users] StreamCorruptedException - invalid stream header

[Mauricio Salatino]

Are you using the same JVM version in both machines?
Greetings

2010/12/27 John Peterson <john.peterson.gv3k at statefarm.com>

>  Hi,
>
> I’m experiencing an interesting issue with Drools/Guvnor.  I am running
> Drools 5.1.1 on my workstation and the Guvnor 5.1.1 standalone locally.
> When I run it locally, it works fine.  The server installation of JBoss AS
> was downloaded and installed at the same time as Drools 5.1.1.
>
> When I try to run it connecting to the remote server (on Linux), I get the
> following error:
>
> [2010:12:361 09:12:910:debug] KnowledgeAgent rebuilding KnowledgeBase using
> ChangeSet
>
> [2010:12:361 09:12:972:exception]
>
> ***java.lang.RuntimeException*: KnowledgeAgent exception while trying to
> deserialize KnowledgeDefinitionsPackage
>
>         at
> org.drools.agent.impl.KnowledgeAgentImpl.createPackageFromResource(***
> KnowledgeAgentImpl.java:664*)
>
>         at
> org.drools.agent.impl.KnowledgeAgentImpl.addResourcesToKnowledgeBase(***
> KnowledgeAgentImpl.java:889*)
>
>         at org.drools.agent.impl.KnowledgeAgentImpl.rebuildResources(***
> KnowledgeAgentImpl.java:704*)
>
>         at org.drools.agent.impl.KnowledgeAgentImpl.buildKnowledgeBase(***
> KnowledgeAgentImpl.java:584*)
>
>         at org.drools.agent.impl.KnowledgeAgentImpl.applyChangeSet(***
> KnowledgeAgentImpl.java:185*)
>
>         at org.drools.agent.impl.KnowledgeAgentImpl.applyChangeSet(***
> KnowledgeAgentImpl.java:168*)
>
>         at com.agencyawards2.RuleSessionProviderFactory.getSessionFactory(
> ***RuleSessionProviderFactory.java:95*)
>
>         at com.agencyawards2.RuleSessionProviderFactory.getProvider(***
> RuleSessionProviderFactory.java:35*)
>
>         at com.agencyawards2.RunRules.runRules(***RunRules.java:27*)
>
>         at com.agencyawards2.DroolsTest.main(***DroolsTest.java:40*)
>
> Caused by:*** java.io.StreamCorruptedException*: invalid stream header:
> 7061636B
>
>         at java.io.ObjectInputStream.readStreamHeader(Unknown Source)
>
>         at java.io.ObjectInputStream.<init>(Unknown Source)
>
>         at org.drools.common.DroolsObjectInputStream.<init>(***
> DroolsObjectInputStream.java:71*)
>
>         at org.drools.core.util.DroolsStreamUtils.streamIn(***
> DroolsStreamUtils.java:205*)
>
>         at org.drools.core.util.DroolsStreamUtils.streamIn(***
> DroolsStreamUtils.java:174*)
>
>         at
> org.drools.agent.impl.KnowledgeAgentImpl.createPackageFromResource(***
> KnowledgeAgentImpl.java:653*)
>
>         ... 9 more
>
> [2010:12:361 09:12:03:debug] KnowledgeAgent obtaining pkg
> resource=[UrlResource path='file:src/main/rules/ruleflow.rf']
>
> The only thing I can think of that is different is that I recently upgraded
> my Guvnor 5.0.1 to 5.1.1 on the Server.  I did this by replacing the
> drools-guvnor.war with the newer version.  Did that create some sort of
> compatibility between my local 5.1.1 installation and the server
> installation of 5.1.1 on top of the old 5.0.1?
>
> Thanks,
>
> John
>
> _______________________________________________
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> rules-users at lists.jboss.org
> https://lists.jboss.org/mailman/listinfo/rules-users
>
>


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 - Salatino "Salaboy" Mauricio -
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