"Jeje" <willgart@hotmail.com> wrote in message
news:D2EA4D83-919A-4A51-9770-54564CF7B361@microsoft.com...
> Him
>
> I know a lot of people suffer this issue in the past...
> but in my case it's really hard to reproduce the session timeout error.
> everything works fine, the user can see the reports etc...
>
> this can works fine for days.
> and suddenly a user can receive the timeout error, and only when he try to
> export the report! (in PDF or Excel...)
> if the user purge his internet explorer cache and export again, then it's
> ok.
>
> I have changed the expiration in IIS and in the web.config to 1 hour.
> But the user come back few days later and the error is raised again!
>
> the control is displayed in a page which is in a popup page and through an
> IFrame
> Popuppage -> HTML page -> IFrame -> ASPX page -> Reportviewer
> but also I have tried this:
> Popuppage -> HTML page -> FrameSet -> ASPX page -> Reportviewer
>
> I add a timestamp in the HTML page and the ASPX pages
> /reports/viewreport.html?t=<timestamp>
> /reports/runreport.aspx?t=<timestamp>&other parameters...
>
> So this insure that IE don't cache the pages, but the error still
> here!!!!!
>
> I'm out of ideas and the error is really random and only when I export.
> The SP1 of the reportviewer control is applied.
>
> Thanks for your help if anybody know how to solve this.
>
> Jerome.
>