If using Wonder, which you are, you don't need any of them because ERJars has one already.

On Aug 25, 2008, at 4:10 PM, Nathan Walker wrote:

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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