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Konstantin,
On 7/6/2011 8:31 PM, eurotrans-Verlag wrote:
> I’m using Tomcat 7.0.16 on a system with Java 1.6.0_26 on Windows
> Serer 2008 and wondered about a strange NPE I got shortly after
> deploying a webapp to Tomcat:
>
> SCHWERWIEGEND: An exception or error occurred in the container during
> the request processing java.lang.NullPointerException at
> org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.ja
>
>
va:287)
>
> [...]
>
>> From looking at Tomcat 7.0.16's source, I can see that line 287 in
> StandardWrapperValve is inside a catch block:
>
> 285 } catch (Throwable e) { 286
> ExceptionUtils.handleThrowable(e); 287
> container.getLogger().error(sm.getString( 288
> "standardWrapper.serviceException", wrapper.getName(), 289
> context.getName()), e); 290 throwable = e; 291
> exception(request, response, e); 292 }
>
> So does that mean that another Exception/Error occurred, but was
> suppressed by that NPE and therefore couldn't be logged?
Looks like it. I would be very interested to know which of those objects
is null: the container, the logger, the wrapper, or the context.
- -chris
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