[ http://issues.apache.org/jira/browse/LOG4NET-35?page=all ]
Nicko Cadell resolved LOG4NET-35:
---------------------------------
Resolution: Fixed
Fixed by adding additional check for null parent in ThreadContextStack. Added
tests to reproduce issue, and verify fix.
> Exception rendering ThreadContextStack if null value pushed into stack
> ----------------------------------------------------------------------
>
> Key: LOG4NET-35
> URL: http://issues.apache.org/jira/browse/LOG4NET-35
> Project: Log4net
> Type: Bug
> Components: Core
> Versions: 1.2.9
> Reporter: Nicko Cadell
> Assignee: Nicko Cadell
> Fix For: 1.2.10
>
> If a null value is pushed into a ThreadContext stack then an internal log4net
> error is generated when the ThreadContextStack is rendered.
> The following error and stack trace are output into the log:
> <log4net.Error>Exception rendering object type
> [log4net.Util.ThreadContextStack]<stackTrace>System.NullReferenceException:
> Object reference not set to an instance of an object.
> at log4net.Util.StackFrame.get_FullMessage()
> at log4net.Util.ThreadContextStack.GetFullMessage()
> at log4net.Util.ThreadContextStack.ToString()
> at log4net.ObjectRenderer.DefaultRenderer.RenderObject(RendererMap
> rendererMap, Object obj, TextWriter writer)
> at log4net.ObjectRenderer.RendererMap.FindAndRender(Object obj, TextWriter
> writer)</stackTrace></log4net.Error>
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