OOps! Sorry, in the Glassfish log-viewer they separate the top line of the
stack from the rest, for some reason. Here it is:
null java.lang.NullPointerException at
wicket.markup.html.DynamicWebResource$1.getContentType(DynamicWebResource.java
Johan Compagner wrote:
>
> you miss the most importand part of the error: the top!
>
>
> On 11/5/07, V. Jenks <[EMAIL PROTECTED]> wrote:
>>
>>
>> Occasionally, my application will "just start doing this" - throwing this
>> error. I am using Wicket 1.2.4 because my application is "stuck" at that
>> version for the time being. I do not have the time to make the changes
>> to
>> upgrade to the latest version, right now.
>>
>> Rebooting the app server (Glassfish v2) usually "fixes" it but when it
>> does
>> happen, it prevents orders from going through and frustrates
>> customers. Not
>> a good thing...
>>
>> I have no idea what causes this and don't know the internals of Glassfish
>> to
>> even begin to try and troubleshoot. All I know for sure is; this NEVER
>> happened on JBoss 4.0.x with Wicket. I figured it was safe to assume
>> this
>> had nothing to do with my code - nowhere in the stack does it point to
>> anything in my application (or any application running on it, for that
>> matter.)
>>
>> I realize this is vague so hopefully someone else is experiencing this
>> and
>> can help troubleshoot.
>>
>> Here's the error:
>>
>> ***********************************************************
>>
>> 156) at wicket.Resource.onResourceRequested(Resource.java:119) at
>> wicket.request.target.resource.SharedResourceRequestTarget.respond(
>> SharedResourceRequestTarget.java:192)
>> at
>> wicket.request.compound.DefaultResponseStrategy.respond(
>> DefaultResponseStrategy.java:49)
>> at
>> wicket.request.compound.AbstractCompoundRequestCycleProcessor.respond(
>> AbstractCompoundRequestCycleProcessor.java:66)
>> at wicket.RequestCycle.doProcessEventsAndRespond(RequestCycle.java:902)
>> at
>> wicket.RequestCycle.processEventsAndRespond(RequestCycle.java:934) at
>> wicket.RequestCycle.step(RequestCycle.java:1010) at
>> wicket.RequestCycle.steps(RequestCycle.java:1084) at
>> wicket.RequestCycle.request(RequestCycle.java:454) at
>> wicket.protocol.http.WicketServlet.doGet(WicketServlet.java:219) at
>> javax.servlet.http.HttpServlet.service(HttpServlet.java:718) at
>> javax.servlet.http.HttpServlet.service(HttpServlet.java:831) at
>> org.apache.catalina.core.ApplicationFilterChain.servletService(
>> ApplicationFilterChain.java:411)
>> at
>> org.apache.catalina.core.StandardWrapperValve.invoke(
>> StandardWrapperValve.java:290)
>> at
>> org.apache.catalina.core.StandardContextValve.invokeInternal(
>> StandardContextValve.java:271)
>> at
>> org.apache.catalina.core.StandardContextValve.invoke(
>> StandardContextValve.java:202)
>> at
>> org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java
>> :632)
>> at
>> org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java
>> :577)
>> at com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:94) at
>> org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java
>> :206)
>> at
>> org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java
>> :632)
>> at
>> org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java
>> :577)
>> at
>> org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java
>> :571)
>> at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:1080)
>> at
>> org.apache.catalina.core.StandardEngineValve.invoke(
>> StandardEngineValve.java:150)
>> at
>> org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java
>> :632)
>> at
>> org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java
>> :577)
>> at
>> org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java
>> :571)
>> at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:1080)
>> at
>> org.apache.coyote.tomcat5.CoyoteAdapter.service(CoyoteAdapter.java:270)
>> at
>>
>> com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.invokeAdapter
>> (DefaultProcessorTask.java:637)
>> at
>> com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.doProcess(
>> DefaultProcessorTask.java:568)
>> at
>> com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.process(
>> DefaultProcessorTask.java:813)
>> at
>>
>> com.sun.enterprise.web.connector.grizzly.DefaultReadTask.executeProcessorTask
>> (DefaultReadTask.java:339)
>> at
>> com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
>> DefaultReadTask.java:261)
>> at
>> com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
>> DefaultReadTask.java:212)
>> at
>> com.sun.enterprise.web.portunif.PortUnificationPipeline$PUTask.doTask(
>> PortUnificationPipeline.java:361)
>> at com.sun.enterprise.web.connector.grizzly.TaskBase.run(TaskBase.java
>> :265)
>> at
>> com.sun.enterprise.web.connector.grizzly.ssl.SSLWorkerThread.run(
>> SSLWorkerThread.java:106)
>>
>> ***********************************************************
>>
>> Any help would be appreciated.
>>
>> Thanks!
>> --
>> View this message in context:
>> http://www.nabble.com/Mystery-problem-w--Wicket-%2B-Glassfish-v2--tf4752337.html#a13589050
>> Sent from the Wicket - User mailing list archive at Nabble.com.
>>
>>
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>
>
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