set your debugger to break on all exceptions. that should get the debugger
to attach to the process on the line that caused the exception. You should
be able to follow on from there.
--
Regards,
Alvin Bruney [MVP ASP.NET]
[Shameless Author plug]
The Microsoft Office Web Components Black Book with .NET
Now Available @
www.lulu.com/owc
Forth-coming VSTO.NET - Wrox/Wiley 2006
-------------------------------------------------------
"Brano" <> wrote in message
news: oups.com...
> HI all,
>
> I have a problem i have a web application that was working fine and
> this morning when i run it and click on a button that does
> Reponse.Redirect to a page i get this error :
>
> Server Error in '/IPFWEb_6' Application.
> --------------------------------------------------------------------------
------
>
> Object reference not set to an instance of an object.
> Description: An unhandled exception occurred during the execution of
> the current web request. Please review the stack trace for more
> information about the error and where it originated in the code.
>
> Exception Details: System.NullReferenceException: Object reference not
> set to an instance of an object.
>
> Source Error:
>
> An unhandled exception was generated during the execution of the
> current web request. Information regarding the origin and location of
> the exception can be identified using the exception stack trace below.
>
>
> Stack Trace:
>
>
> [NullReferenceException: Object reference not set to an instance of an
> object.]
> System.Web.UI.WebControls.ListItemCollection.SaveV iewState()
> System.Web.UI.WebControls.ListControl.SaveViewStat e()
> System.Web.UI.Control.BuildProfileTree(String parentId, Boolean
> calcViewState)
> System.Web.UI.Control.BuildProfileTree(String parentId, Boolean
> calcViewState)
> System.Web.UI.Control.BuildProfileTree(String parentId, Boolean
> calcViewState)
> System.Web.UI.Control.BuildProfileTree(String parentId, Boolean
> calcViewState)
> System.Web.UI.Control.BuildProfileTree(String parentId, Boolean
> calcViewState)
> System.Web.UI.Control.BuildProfileTree(String parentId, Boolean
> calcViewState)
> System.Web.UI.Control.BuildProfileTree(String parentId, Boolean
> calcViewState)
> System.Web.UI.Control.BuildProfileTree(String parentId, Boolean
> calcViewState)
> System.Web.UI.Control.BuildProfileTree(String parentId, Boolean
> calcViewState)
> System.Web.UI.Page.ProcessRequestMain()
>
>
> I have tried to step thru the code but there is nothing wrong with it.
> I have even tried to use older version of this application that was
> definetly working and i still get the same error. I have reviewed some
> posts and one of them said it is cased by the TRACE if it is on but my
> trace is OFF. Does anyone have an idea what is this?
>
> Please help,
>
> Thanks BRANO
>
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