A quick search of the internet comes up with the probable answer: http://technicalmumbojumbo.wordpress.com/2009/05/22/jboss-drools-business-rules-management-systemguvnor/ http://www.jroller.com/sureshrk19/entry/guvnor_java_lang_classformaterror_incompatible
Try recreating your jar so that it doesn't have any java files within it. Thmoas > -----Original Message----- > From: [email protected] [mailto:rules-users- > [email protected]] On Behalf Of sunkara007 > Sent: 05 January 2011 10:39 > To: [email protected] > Subject: [rules-users] Error in Guvnor - Incompatible magic value > > > > I created new JAR file using my domain Objects in Eclipse(). > When I upload my JAR file in Guvnor and then If I click on Save and Validate > Configuration I am getting the following ERROR. > ERROR [STDERR] Caused by: java.lang.ClassFormatError: Incompatible magic > value 1885430635 in class file com/otx/eag/ > I felt its Version incompatible so I created JAR with JDK-6.0,5.0,1.4, but > it is showing same ERROR for all the versions. > > I can not able to create the Rules using my domain Objects. > Please Help me, How to resolve this. > > Thanks in Advance. > -- > View this message in context: http://drools-java-rules- > engine.46999.n3.nabble.com/Error-in-Guvnor-Incompatible-magic-value- > tp2197782p2197782.html > Sent from the Drools - User mailing list archive at Nabble.com. > _______________________________________________ > rules-users mailing list > [email protected] > https://lists.jboss.org/mailman/listinfo/rules-users ************************************************************************************** This message is confidential and intended only for the addressee. If you have received this message in error, please immediately notify the [email protected] and delete it from your system as well as any copies. The content of e-mails as well as traffic data may be monitored by NDS for employment and security purposes. To protect the environment please do not print this e-mail unless necessary. NDS Limited. Registered Office: One London Road, Staines, Middlesex, TW18 4EX, United Kingdom. A company registered in England and Wales. Registered no. 3080780. VAT no. GB 603 8808 40-00 ************************************************************************************** _______________________________________________ rules-users mailing list [email protected] https://lists.jboss.org/mailman/listinfo/rules-users
