no repro case currently.


Johan Compagner wrote:
> 
> can't you debug it and break on the exception NullPointer?
> 
> But i agree somehow we should log this better.
> 
> On 6/18/07, Jonathan Locke <[EMAIL PROTECTED]> wrote:
>>
>>
>>
>> aha.  we might have two of these bugs, but i'm getting this trace
>> now.  does
>> anyone have any idea what line of code it is that is failing to print the
>> stack trace for this NPE into the log?  it looks like an NPE is causing
>> the
>> processing step to restart over and over again.  would be a good fix to
>> wicket to have it print that stack trace and not just the exception
>> message.
>>
>> [10:19:01] ERROR - RequestCycle? - java.lang.NullPointerException?
>> [10:19:01] ERROR - RequestCycle? - java.lang.NullPointerException?
>> [10:19:01] ERROR - RequestCycle? - java.lang.NullPointerException?
>> [10:19:01] ERROR - RequestCycle? - java.lang.NullPointerException?
>> [10:19:01] ERROR - RequestCycle? - java.lang.NullPointerException?
>> [10:19:01] ERROR - RequestCycle? - java.lang.NullPointerException?
>> [10:19:01] ERROR - RequestCycle? - java.lang.NullPointerException?
>> [10:19:01] ERROR - RequestCycle? - java.lang.NullPointerException?
>> [10:19:01] ERROR - RequestCycle? - java.lang.NullPointerException?
>> [10:19:01] ERROR - RequestCycle? - java.lang.NullPointerException?
>> [10:19:01] ERROR - RequestCycle? - java.lang.NullPointerException?
>> [10:19:01] ERROR - RequestCycle? - java.lang.NullPointerException?
>> [10:19:01] ERROR - RequestCycle? - java.lang.NullPointerException?
>> [10:19:01] ERROR - [default] - Servlet.service() for servlet default
>> threw
>> exception java.lang.IllegalStateException?: Request processing executed
>> 32767 steps, which means it is probably in an infinite loop.
>>
>> at org.apache.wicket.RequestCycle?.steps(RequestCycle?.java:1187) at
>> org.apache.wicket.RequestCycle?.request(RequestCycle?.java:510) at
>> org.apache.wicket.protocol.http.WicketFilter
>> ?.doGet(WicketFilter?.java:251)
>> at
>> org.apache.wicket.protocol.http.WicketFilter
>> ?.doFilter(WicketFilter?.java:125)
>> at
>> org.apache.catalina.core.ApplicationFilterChain
>> ?.internalDoFilter(ApplicationFilterChain?.java:202)
>> at
>> org.apache.catalina.core.ApplicationFilterChain
>> ?.doFilter(ApplicationFilterChain?
>>
>>
>> Al Maw wrote:
>> >
>> > I've seen this happen if you run behind a mod_proxy and fail to set up
>> > the ProxyPassReverse setting properly. Make sure you have
>> > ProxyPassReverseCookiePath, too. See the wiki for details.
>> >
>> > Al
>> >
>> > Jonathan Locke wrote:
>> >>
>> >> anyone have any ideas on what might cause this?  in particular can a
>> user
>> >> exception cause it or is it definitely a wicket bug?
>> >>
>> >> java.lang.IllegalStateException?: Request processing executed 32767
>> >> steps,
>> >> which means it is probably in an infinite loop.
>> >>
>> >> at org.apache.wicket.RequestCycle?.steps(RequestCycle?.java:1187) at
>> >> org.apache.wicket.RequestCycle?.request(RequestCycle?.java:510) at
>> >> org.apache.wicket.protocol.http.WicketFilter
>> ?.doGet(WicketFilter?.java:251)
>> >> at
>> >> org.apache.wicket.protocol.http.WicketFilter
>> ?.doFilter(WicketFilter?.java:125)
>> >> at
>> >> org.apache.catalina.core.ApplicationFilterChain
>> ?.internalDoFilter(ApplicationFilterChain?.java:202)
>> >> at
>> >> org.apache.catalina.core.ApplicationFilterChain
>> ?.doFilter(ApplicationFilterChain?.java:173)
>> >> at
>> >> org.apache.catalina.core.StandardWrapperValve
>> ?.invoke(StandardWrapperValve?.java:213)
>> >> at
>> >> org.apache.catalina.core.StandardContextValve
>> ?.invoke(StandardContextValve?.java:178)
>> >> at
>> >> org.apache.catalina.core.StandardHostValve
>> ?.invoke(StandardHostValve?.java:126)
>> >> at
>> >> org.apache.catalina.cluster.tcp.ReplicationValve
>> ?.invoke(ReplicationValve?.java:346)
>> >> at
>> >> org.apache.catalina.valves.ErrorReportValve
>> ?.invoke(ErrorReportValve?.java:105)
>> >> at
>> >> org.apache.catalina.core.StandardEngineValve
>> ?.invoke(StandardEngineValve?.java:107)
>> >> at
>> >> org.apache.catalina.connector.CoyoteAdapter
>> ?.service(CoyoteAdapter?.java:148)
>> >> at
>> >> org.apache.coyote.ajp.AjpAprProcessor
>> ?.process(AjpAprProcessor?.java:425)
>> >> at
>> >> org.apache.coyote.ajp.AjpAprProtocol
>> ?$AjpConnectionHandler?.process(AjpAprProtocol?.java:452)
>> >> at
>> >> org.apache.tomcat.util.net.AprEndpoint
>> ?$Worker.run(AprEndpoint?.java:1285)
>> >> at java.lang.Thread.run(Thread.java:619)
>> >>
>> >>
>> >
>> >
>> >
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>> >
>>
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