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From David Delbecq <delbd+jaka...@oma.be>
Subject Re: Request error, status 500: Internal Server Error Message:null
Date Wed, 28 Feb 2007 14:02:30 GMT
Check everything in you user session is serializable. During application
reload, the container serializes user sessions and deserialize them
after reload. It maybe that one of you backing beans had serialization
problems and did not get properly restored (transient fields?)
En l'instant précis du 28/02/07 14:33, shaikyesdani.basha@wipro.com
s'exprimait en ces termes:
> Hi,
>
>             In my web application I am using MyFaces, a4j tags and JBoss
> server.
>
> When I am starting my server for the first time my application is
> running fine.
>
> After that if I redeploy my application without restarting my server
> then I am getting 
>
> "Request error, status 500: Internal Server Error Message: null" if I
> click on the <a4j:comandLink>
>
> But I am passing one parameter to the backing bean through
> <a4j:actionParam> tag.
>
> My code is like as follows,
>
>  
>
> <a4j:commandLink id="leftScrollBarButton"
> action="#{customerBean.regenerateHistoryView}" >
>
>               <img border="0" src="images/bluearrowleft.gif"
> title="#{msg['historyView.forward']}"
> alt="#{msg['historyView.leftArrowImage']}"></img>
>
>               <a4j:actionparam id="buttonName" name="buttonName"
> value="button_left"/>
>
> </a4j:commandLink>
>
>  
>
> Moreover in my server logs I am getting "Null Pointer exception". Can
> any body have any idea?
>
>  
>
>  
>
> Thanks & Regards,
>
> Basha
>
>  
>
>
>
>
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