java.lang.NullPointerException: This exception has no message.

Searched on Google with the first line of a JAVA stack trace?

We can recommend more relevant solutions and speed up debugging when you paste your entire stack trace with the exception message. Try a sample exception.

Recommended solutions based on your search

Samebug tips

Do you know how to solve this issue? Write a tip to help other users and build your expert profile.

Solutions on the web

via JIRA by Dwain Elson, 1 year ago
This exception has no message.
via JIRA by Dwain Elson, 1 year ago
This exception has no message.
java.lang.NullPointerException:
at org.obiba.onyx.webapp.participant.panel.ParticipantPanel$AttributeGroupFragment.(ParticipantPanel.java:147)
at org.obiba.onyx.webapp.participant.panel.ParticipantPanel$AttributeGroupsFragment.(ParticipantPanel.java:107)
at org.obiba.onyx.webapp.participant.panel.ParticipantPanel.(ParticipantPanel.java:68)
at org.obiba.onyx.webapp.participant.panel.ParticipantPanel.(ParticipantPanel.java:49)
at org.obiba.onyx.webapp.participant.page.ParticipantSearchPage$ActionListFragment$1.onClick(ParticipantSearchPage.java:589)
at org.apache.wicket.ajax.markup.html.AjaxLink$1.onEvent(AjaxLink.java:65)
at org.apache.wicket.ajax.AjaxEventBehavior.respond(AjaxEventBehavior.java:163)
at org.apache.wicket.ajax.AbstractDefaultAjaxBehavior.onRequest(AbstractDefaultAjaxBehavior.java:297)
at org.apache.wicket.request.target.component.listener.BehaviorRequestTarget.processEvents(BehaviorRequestTarget.java:100)
at org.apache.wicket.RequestCycle.processEventsAndRespond(RequestCycle.java:1175)
at org.apache.wicket.RequestCycle.step(RequestCycle.java:1252)
at org.apache.wicket.RequestCycle.steps(RequestCycle.java:1353)
at org.apache.wicket.RequestCycle.request(RequestCycle.java:493)
at org.apache.wicket.protocol.http.WicketFilter.doGet(WicketFilter.java:355)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:845)
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583)
at java.lang.Thread.run(Unknown Source)

Users with the same issue

You are the first who have seen this exception. Write a tip to help other users and build your expert profile.

Write tip

Know the solutions? Share your knowledge to help other developers to debug faster.