[GE users] AlreadyActiveSessionException

Daniel Templeton Dan.Templeton at Sun.COM
Wed Aug 2 21:53:33 BST 2006


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Dev,

There is no official release date yet.  We will try to push it out past 
the 6.5 code freeze, but there's no telling.  I would guess by early 
next calendar year, but it could be sooner.  Andy, care to comment?

Daniel

Dev wrote:
> Any ideas on when U9 is gonna be out ?
>
>
>
> */Daniel Templeton <Dan.Templeton at Sun.COM>/* wrote:
>
>     Jeff,
>
>     No worries. Glad you found the problem.
>
>     Daniel
>
>     Jeff White wrote:
>     > I do close sessions, though I need to make sure it's in a finally
>     > block to ensure it's always called.
>     >
>     > Upon further investigation, I realize another object that creates a
>     > Session was unintentionally being initialized. My fault.
>     >
>     > jeff
>     >
>     > Daniel Templeton wrote:
>     >> Jeff,
>     >>
>     >> Well, actually, you really should exit the session when your
>     >> application exits. That, however, has nothing to do with your
>     >> problem. Looking at the source code, I do not see any way that the
>     >> AlreadyActiveSessionException could be thrown, unless you have
>     >> already called init(). Sessions only exist in the context of a
>     >> running application. When the application exits, the session is
>     >> gone. (With u9, you will be able to explicitly reconnect by
>     passing
>     >> a parameter to init(), but that's a different topic.)
>     >>
>     >> You said this problem is new. Are you sure that nothing changed in
>     >> your application that would cause init() to be called more than
>     once?
>     >>
>     >> Daniel
>     >>
>     >> Jeff White wrote:
>     >>> I am getting this exception when trying to Session.init(null) the
>     >>> very first and only time in my application. Did a previous
>     process
>     >>> leave the grid in a bad state? Do I need to somehow "exit" the
>     >>> previous session? I have run this app many times and have never
>     >>> encountered this exception. I am running 6.0u8.
>     >>>
>     >>> org.ggf.drmaa.AlreadyActiveSessionException: Initialization
>     failed
>     >>> due to existing DRMAA session.
>     >>> at com.sun.grid.drmaa.SessionImpl.nativeInit(Native Method)
>     >>> at com.sun.grid.drmaa.SessionImpl.init(SessionImpl.java:277)
>     >>>
>     >>> thanks,
>     >>> jeff
>     >>>
>     >>>
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