This would likely be a trinidad issue. Have you tried the latest Trinidad 1.2 release?
Sent from my iPhone On Apr 4, 2011, at 12:57 AM, Jhoanna <jhoanna....@osr.nsw.gov.au> wrote: > > Hi, > > I have a window that opens another window which then opens another window > (Window 3). When I'm trying to call returnFromDialog from Window 3, it > sometimes throws a NullPointerException on this line: > > java.lang.NullPointerException > at > org.apache.myfaces.trinidadinternal.context.PageFlowScopeMap.discard(PageFlowScopeMap.java:341) > at > org.apache.myfaces.trinidadinternal.context.PageFlowScopeProviderImpl.popPageFlowScope(PageFlowScopeProviderImpl.java:106) > at > org.apache.myfaces.trinidadinternal.context.RequestContextImpl.returnFromDialog(RequestContextImpl.java:125) > > The NullPointerException is being thrown from this line: > _sharedData._parent._sharedData._children.removeOldEntry(childToken, > storeMap); > because the children attribute is null. > > I tried to debug the code and whenever I have my breakpoint on this line, I > am able to replicate this exception. > > What I have found so far is that the returnFromDialog creates a new request > to close the window. This new request is setting the children attribute to > null in the getToken() method. Whenever the children attribute is nulled > before the removeOldEntry is called from the discard() method, I get the > NullPointerException. > > Is this a JSF bug or is there something I'm doing wrong with the dialogs? > > I am currently using Trinidad 1.2.7. > > Regards, > Jhoanna > > -- > View this message in context: > http://old.nabble.com/-Trinidad--NullPointerException-when-calling-returnFromDialog-tp31311811p31311811.html > Sent from the MyFaces - Users mailing list archive at Nabble.com. >
