Me thinks this is your problem. You have some variables being shared
which are not thread safe.
> -All JSP pages extend a common class which writes the header and footer
> using the JspWriter.
-Tim
Florian wrote:
> Hi.
>
> I have a group of developers that are experiencing an intermitent problem with
> some of the their JSP pages when concurrent users are using the application.
> They have had a hard time reproducing the issue in the development environement
> so the details are still sketchy. I wanted to post this anyway hoping someone
> would recognize this as a know issue.
>
> The scenario:
> User A is requesting JSP page X and User B is requesting JSP page Y.
>
> The symptoms:
> User A: instead of seeing Page X, user X sees the header of page X and then
> Page Y with the date from user B's session.
>
> User B: sees a blank page.
>
> Additional clues:
> -The user session are unaffected by the event described above. A simple
> refresh allows the user to recover.
> -A "stream has already been closed" exception is thrown by the code for Page X
> when an attempt is made to write to it.
> -All JSP pages extend a common class which writes the header and footer
> using the JspWriter.
> -No static or instance variables are used.
> -Using Tomcat 5.5.17
> -Using 1.4 on Solaris 10.
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