I'm using struts and hibernate and when I run the application this error appears:
Error 500--Internal Server Error
java.lang.NoClassDefFoundError: org/hibernate/Session
at struts.action.inputAction.execute(inputAction.java:33)
at org.apache.struts.action.RequestProcessor.processActionPerform
(RequestProcessor.java:484)
at org.apache.struts.action.RequestProcessor.process
(RequestProcessor.java:274)
at org.apache.struts.action.ActionServlet.process
(ActionServlet.java:1482)
at org.apache.struts.action.ActionServlet.doPost
(ActionServlet.java:525)
at javax.servlet.http.HttpServlet.service
(HttpServlet.java:760)
at javax.servlet.http.HttpServlet.service
(HttpServlet.java:853)
at weblogic.servlet.internal.ServletStubImpl$ServletInvocationAction.run
(ServletStubImpl.java:971)
at weblogic.servlet.internal.ServletStubImpl.invokeServlet
(ServletStubImpl.java:402)
at weblogic.servlet.internal.ServletStubImpl.invokeServlet
(ServletStubImpl.java:305)
at weblogic.servlet.internal.WebAppServletContext$ServletInvocationAction.run
(WebAppServletContext.java:6350)
at weblogic.security.acl.internal.AuthenticatedSubject.doAs
(AuthenticatedSubject.java:317)
at weblogic.security.service.SecurityManager.runAs
(SecurityManager.java:118)
at weblogic.servlet.internal.WebAppServletContext.invokeServlet
(WebAppServletContext.java:3635)
at weblogic.servlet.internal.ServletRequestImpl.execute
(ServletRequestImpl.java:2585)
at weblogic.kernel.ExecuteThread.execute
(ExecuteThread.java:197)
at weblogic.kernel.ExecuteThread.run
(ExecuteThread.java:170)
any ideas?