[jboss-user] [JBoss Seam] - RepositoryClassLoader.findClass NullPointerException

[kooudy]

Sometimes I see this exception:

javax.faces.el.EvaluationException: Cannot get value for expression '#{project.type == 1}'
  |         at org.apache.myfaces.el.ValueBindingImpl.getValue(ValueBindingImpl.java:402)
  |         at javax.faces.component.UIComponentBase.isRendered(UIComponentBase.java:1075)
  | 
  | Caused by: java.lang.NullPointerException
  |         at org.jboss.mx.loading.RepositoryClassLoader.findClass(RepositoryClassLoader.java:620)
  |         at java.lang.ClassLoader.loadClass(ClassLoader.java:306)
  |         at org.jboss.mx.loading.RepositoryClassLoader.loadClassImpl(RepositoryClassLoader.java:464)
  |         at org.jboss.mx.loading.RepositoryClassLoader.loadClass(RepositoryClassLoader.java:405)
  |         at java.lang.ClassLoader.loadClass(ClassLoader.java:251)
  |         at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:319)
  |         at org.jboss.seam.jsf.SeamApplication11.getPropertyResolver(SeamApplication11.java:168)
  |         at org.apache.myfaces.el.ELParserHelper$MyPropertySuffix.evaluate(ELParserHelper.java:532)
  |         at org.apache.commons.el.ComplexValue.evaluate(ComplexValue.java:145)
  |         at org.apache.commons.el.BinaryOperatorExpression.evaluate(BinaryOperatorExpression.java:154)
  |         at org.apache.myfaces.el.ValueBindingImpl.getValue(ValueBindingImpl.java:383)
  |         ... 97 more

I have googled, but haven't found any solution.

Please help

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