User got Internal Error in web page when accessing Notify Me table from User Preference of some mailboxes.
In aicweb.log, we could see the error message below:
<163> Jul 30 01:14:16 10.20.22.71 AIC -04.00 2016 342 1 .MSG | 0 | ERROR | 20061910@qtp-25039388-15 | ~ | wicket.RequestCycle | Can't instantiate page using constructor public com.avaya.axc.web.pages.NotifyMe(org.apache.wicket.PageParameters) and argument
org.apache.wicket.WicketRuntimeException: Can't instantiate page using constructor public com.avaya.axc.web.pages.NotifyMe(org.apache.wicket.PageParameters) and argument
at org.apache.wicket.session.DefaultPageFactory.createPage(DefaultPageFactory.java:212)
at org.apache.wicket.session.DefaultPageFactory.newPage(DefaultPageFactory.java:65)
at org.apache.wicket.request.target.component.BookmarkablePageRequestTarget.newPage(BookmarkablePageRequestTarget.java:298)
at org.apache.wicket.request.target.component.BookmarkablePageRequestTarget.getPage(BookmarkablePageRequestTarget.java:320)
at org.apache.wicket.request.target.component.BookmarkablePageRequestTarget.processEvents(BookmarkablePageRequestTarget.java:234)
at org.apache.wicket.request.AbstractRequestCycleProcessor.processEvents(AbstractRequestCycleProcessor.java:92)
at org.apache.wicket.RequestCycle.processEventsAndRespond(RequestCycle.java:1252)
at org.apache.wicket.RequestCycle.step(RequestCycle.java:1331)
at org.apache.wicket.RequestCycle.steps(RequestCycle.java:1438)
at org.apache.wicket.RequestCycle.request(RequestCycle.java:546)
at org.apache.wicket.protocol.http.WicketFilter.doGet(WicketFilter.java:486)
at org.apache.wicket.protocol.http.WicketFilter.doFilter(WicketFilter.java:319)
at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1212)
at org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:399)
at org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:182)
at org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:766)
at org.mortbay.jetty.handler.HandlerCollection.handle(HandlerCollection.java:114)
at org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152)
at org.mortbay.jetty.Server.handle(Server.java:326)
at org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:542)
at org.mortbay.jetty.HttpConnection$RequestHandler.headerComplete(HttpConnection.java:928)
at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:549)
at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:212)
at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:404)
at org.mortbay.jetty.bio.SocketConnector$Connection.run(SocketConnector.java:228)
at org.mortbay.thread.QueuedThreadPool$PoolThread.run(QueuedThreadPool.java:582)
Caused by: java.lang.reflect.InvocationTargetException
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source)
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source)
at java.lang.reflect.Constructor.newInstance(Unknown Source)
at org.apache.wicket.session.DefaultPageFactory.createPage(DefaultPageFactory.java:188)
... 25 more
Caused by: java.lang.NullPointerException
at com.avaya.axc.web.WicketVoiceItem.isOutcallNotificationAllowed(WicketVoiceItem.java:1694)
at com.avaya.axc.web.WicketVoiceItem.getNotificationType(WicketVoiceItem.java:1665)
at com.avaya.axc.web.pages.NotifyMe$NotifyMeForm.<init>(NotifyMe.java:115)
at com.avaya.axc.web.pages.NotifyMe.<init>(NotifyMe.java:64)
... 30 more