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can't login in activiti explorer

Question asked by johnrd on Apr 21, 2013
Latest reply on Aug 21, 2013 by reinaud

Hi,

I am having a problem with login ( kermit/kermit)  I have redeployed the  activiti war file in case of any corruption, created my database but problem persisting.

Please help

John.

a stack trace is given below


Apr 20, 2013 9:47:04 PM org.apache.catalina.core.StandardWrapperValve invoke
SEVERE: Servlet.service() for servlet [Vaadin Application Servlet] in context with path [/activiti-explorer] threw exception [com.vaadin.event.ListenerMethod$MethodException: Invocation of method onLogin in org.activiti.explorer.ui.login.LoginPage$ActivitiLoginListener failed.] with root cause
java.lang.NullPointerException
   at org.activiti.explorer.ui.login.DefaultLoginHandler.authenticate(DefaultLoginHandler.java:40)
   at org.activiti.explorer.ui.login.DefaultLoginHandler.authenticate(DefaultLoginHandler.java:34)
   at org.activiti.explorer.ui.login.LoginPage$ActivitiLoginListener.onLogin(LoginPage.java:98)
   at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
   at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
   at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
   at java.lang.reflect.Method.invoke(Method.java:601)
   at com.vaadin.event.ListenerMethod.receiveEvent(ListenerMethod.java:510)
   at com.vaadin.event.EventRouter.fireEvent(EventRouter.java:164)
   at com.vaadin.ui.AbstractComponent.fireEvent(AbstractComponent.java:1219)
   at com.vaadin.ui.LoginForm$2.handleParameters(LoginForm.java:103)
   at com.vaadin.ui.Window.handleParameters(Window.java:515)

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