I tried using one at a time, but I still get the error with only a single
one of them at a time.... it seems all of them throw the same error...

On Mon, Aug 25, 2008 at 3:07 PM, Nathan Walker <[EMAIL PROTECTED]> wrote:

> yes, i do have a log4j Extension, in fact I have multiples, here is what I
> have in /Library/WebObjects/Extensions, which one should I keep ?:    ( none
> exist in /Library/Java/Extensions )
> log4j-1.2.3.jar
> log4j-1.2.8.jar
> log4j-1.2.12.jar
> log4j-1.2.15.jar
>
> not sure why there is multiples in there ?
>
> On Mon, Aug 25, 2008 at 1:57 PM, Mike Schrag <[EMAIL PROTECTED]>wrote:
>
>> I would guess you probably have a log4j jar in /Library/Java/Extensions
>> ... but that's just a guess.
>>
>> ms
>>
>>
>> On Aug 25, 2008, at 2:19 PM, Chuck Hill wrote:
>>
>>  Some class is throwing an exception from its constructor.  Specifically,
>>>
>>> Caused by: java.lang.NullPointerException
>>>        at org.apache.log4j.Hierarchy.getLogger(Hierarchy.java:270)
>>>        at org.apache.log4j.LogManager.getLogger(LogManager.java:209)
>>>
>>> Check the log4j version on that machine. It might be old.
>>>
>>>
>>> Chuck
>>>
>>>
>>> On Aug 24, 2008, at 10:44 PM, Nathan Walker wrote:
>>>
>>>  This application, in JavaMonitor, appears to launch just fine, with the
>>>> Green ON light showing a successful launch.... But when I go to access the
>>>> application, it just sits there and hangs. When I look at the Console / Log
>>>> file, this is what appears: ( Any idea what causes this ? )
>>>>
>>>> [2008-8-25 1:36:48 EDT] <WorkerThread1> <WOWorkerThread id=1
>>>> socket=null> Workerthread exiting due to error, respawning with ID 10001...
>>>> Exception in thread "WorkerThread1"
>>>> com.webobjects.foundation.NSForwardException
>>>> [java.lang.ExceptionInInitializerError]
>>>> null:java.lang.ExceptionInInitializerError
>>>>        at
>>>> com.webobjects.foundation.NSForwardException._runtimeExceptionForThrowable(NSForwardException.java:41)
>>>>        at
>>>> com.webobjects.appserver._private.WOWorkerThread.run(WOWorkerThread.java:238)
>>>>        at java.lang.Thread.run(Thread.java:613)
>>>> Caused by: java.lang.ExceptionInInitializerError
>>>>        at java.lang.Class.forName0(Native Method)
>>>>        at java.lang.Class.forName(Class.java:164)
>>>>        at
>>>> com.webobjects.foundation._NSUtilities._classWithPartialName(_NSUtilities.java:350)
>>>>        at
>>>> com.webobjects.foundation._NSUtilities.classWithName(_NSUtilities.java:334)
>>>>        at
>>>> com.webobjects.appserver.parser.WOHTMLWebObjectTag._elementWithDeclaration(WOHTMLWebObjectTag.java:201)
>>>>        at
>>>> com.webobjects.appserver.parser.WOHTMLWebObjectTag.dynamicElement(WOHTMLWebObjectTag.java:155)
>>>>        at
>>>> com.webobjects.appserver.parser.WOBundleComponentTemplateParser.didParseClosingWebObjectTag(WOBundleComponentTemplateParser.java:68)
>>>>        at
>>>> com.webobjects.appserver.parser.WOHTMLParser.didParseClosingWebObjectTag(WOHTMLParser.java:194)
>>>>        at
>>>> com.webobjects.appserver.parser.WOHTMLParser.endOfWebObjectTag(WOHTMLParser.java:161)
>>>>        at
>>>> com.webobjects.appserver.parser.WOHTMLParser.parseHTML(WOHTMLParser.java:68)
>>>>        at
>>>> com.webobjects.appserver.parser.WOBundleComponentTemplateParser.parse(WOBundleComponentTemplateParser.java:109)
>>>>        at
>>>> com.webobjects.appserver.parser.WOHTMLTemplateParser.parse(WOHTMLTemplateParser.java:40)
>>>>        at
>>>> com.webobjects.appserver.parser.WOComponentTemplateParser.templateWithHTMLAndDeclaration(WOComponentTemplateParser.java:438)
>>>>        at
>>>> com.webobjects.appserver._private.WOComponentDefinition.template(WOComponentDefinition.java:364)
>>>>        at
>>>> com.webobjects.appserver.WOComponent.template(WOComponent.java:499)
>>>>        at
>>>> com.webobjects.appserver.WOComponent.appendToResponse(WOComponent.java:1112)
>>>>        at
>>>> com.webobjects.appserver.WOSession.appendToResponse(WOSession.java:1385)
>>>>        at
>>>> com.webobjects.appserver.WOApplication.appendToResponse(WOApplication.java:1794)
>>>>        at
>>>> com.webobjects.appserver._private.WOComponentRequestHandler._dispatchWithPreparedPage(WOComponentRequestHandler.java:242)
>>>>        at
>>>> com.webobjects.appserver._private.WOComponentRequestHandler._dispatchWithPreparedSession(WOComponentRequestHandler.java:298)
>>>>        at
>>>> com.webobjects.appserver._private.WOComponentRequestHandler._dispatchWithPreparedApplication(WOComponentRequestHandler.java:332)
>>>>        at
>>>> com.webobjects.appserver._private.WOComponentRequestHandler._handleRequest(WOComponentRequestHandler.java:369)
>>>>        at
>>>> com.webobjects.appserver._private.WOComponentRequestHandler.handleRequest(WOComponentRequestHandler.java:442)
>>>>        at
>>>> com.webobjects.appserver.WOApplication.dispatchRequest(WOApplication.java:1687)
>>>>        at
>>>> com.webobjects.appserver._private.WOWorkerThread.runOnce(WOWorkerThread.java:144)
>>>>        at
>>>> com.webobjects.appserver._private.WOWorkerThread.run(WOWorkerThread.java:226)
>>>>        ... 1 more
>>>> Caused by: java.lang.NullPointerException
>>>>        at org.apache.log4j.Hierarchy.getLogger(Hierarchy.java:270)
>>>>        at org.apache.log4j.LogManager.getLogger(LogManager.java:209)
>>>>        at org.apache.log4j.Logger.getLogger(Logger.java:155)
>>>>        at er.extensions.ERXLogger.getLogger(ERXLogger.java:111)
>>>>        at er.extensions.ERXLogger.getERXLogger(ERXLogger.java:91)
>>>>        at er.extensions.ERXLogger.getERXLogger(ERXLogger.java:121)
>>>>        at ERXEditDateJavascript.<clinit>(ERXEditDateJavascript.java:12)
>>>>        ... 27 more
>>>>
>>>> Thanks,
>>>> Mike
>>>>
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>>>
>>> --
>>> Chuck Hill             Senior Consultant / VP Development
>>>
>>> Practical WebObjects - for developers who want to increase their overall
>>> knowledge of WebObjects or who are trying to solve specific problems.
>>> http://www.global-village.net/products/practical_webobjects
>>>
>>>
>>>
>>>
>>>
>>>
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>>
>>
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