[rules-users] error

[fakhfakh ismail]

hello,
When I execute my code Java an error is affiched
[java] Exception in thread "main" java.lang.NoClassDefFoundError: org/antlr/stringtemplate/StringTemplateGroup
        [java]     at org.drools.semantics.java.RuleBuilder.<clinit>(Unknown Source)
        [java]     at org.drools.compiler.PackageBuilder.addRule(Unknown Source)
        [java]     at org.drools.compiler.PackageBuilder.addPackage(Unknown Source)
        [java]     at org.drools.compiler.PackageBuilder.addPackageFromDrl(Unknown Source)
        [java]     at org.drools.jsr94.rules.admin.LocalRuleExecutionSetProviderImpl.createRuleExecutionSet(Unknown Source)
        [java]     at org.drools.jsr94.rules.admin.LocalRuleExecutionSetProviderImpl.createRuleExecutionSet(Unknown Source)
        [java]     at hero.client.test.DroolsTest.main(DroolsTest.java:32)

I'm sure that the class org/antlr/stringtemplate/StringTemplateGroup exist
thank you for your help.
Best regards
Ismail

             
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