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java.lang.NullPointerException at com.solarmetric.kodo.runtime.PersistenceManagerImpl.commit(PersistenceManagerImpl.java:478) at com.nokia.b2t.dna.persistence.PersistenceAccess.accessPersistence(PersistenceAccess.java:139) at com.nokia.b2t.dna.persistence.PersistenceAccess.accessPersistence(PersistenceAccess.java:77) at com.nokia.b2t.dna.preslayer.actions.NOLActionBase.perform(NOLActionBase.java:153) at org.apache.struts.action.Action.execute(Action.java:415) at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:465) at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:274) at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1422) at org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:523) at javax.servlet.http.HttpServlet.service(HttpServlet.java:760) at javax.servlet.http.HttpServlet.service(HttpServlet.java:853) at weblogic.servlet.internal.ServletStubImpl.invokeServlet(ServletStubImpl.java:262) at weblogic.servlet.internal.TailFilter.doFilter(TailFilter.java:21) at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:27) at com.nokia.b2t.dna.infrastructure.filters.StrutsMappingFilter.doFilter(StrutsMappingFilter.java:91) at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:27) at com.nokia.b2t.dna.infrastructure.filters.UserFilter.doFilter(UserFilter.java:69) at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:27) at com.nokia.b2t.dna.infrastructure.filters.EncodingFilter.doFilter(EncodingFilter.java:78) at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:27) at com.nokia.b2t.dna.infrastructure.filters.ExceptionLoggingFilter.doFilter(ExceptionLoggingFilter.java:34) at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:27) at weblogic.servlet.internal.WebAppServletContext.invokeServlet(WebAppServletContext.java:2643) at weblogic.servlet.internal.ServletRequestImpl.execute(ServletRequestImpl.java:2359) at weblogic.kernel.ExecuteThread.execute(ExecuteThread.java:139) at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:120)