Originally posted by Dilip kumar:
I copied struts.jar to JBoss\lib as well as JBoss\server\default\lib folder. But still getting same error.
This could very well be the problem. The
struts jar file should be in your WEB-INF/lib directory only and nowhere else in the classpath. This can cause some of the Struts classes to be loaded with one ClassLoader and some with another, which can cause some strange errors.