It looks like the buf array in java.io.ObjectOutputStream is null. I don't see that is possible because the buf array is initialized in ObjectOutputStream constructor. However, there is another constructor reserved for sub-classes of ObjectOutputStream which does not initialize the buffer.
When does the problem occur? Does it occur immediately after launching weblogic or after some time?
At 11:07 27.12.2002 +0200, you wrote:
Windows-2K, JDK1.3-NT, config-file (sorry for the comments- but I paste it all it case something is wrong):############################## #### General log settings #### ############################## #log4j.rootLogger=TRACE#debugLogging.XLevel, dest1, dest2 #log4j.rootLogger=INFO, dest1, dest2 log4j.rootLogger=DEBUG, dest1 #log4j.rootLogger=FATAL, dest1 #log4j.debug=true #log4j.PropertyConfigurator.delay=100 ############################################# #### First appender writes to the CONSOLE ### ############################################# log4j.appender.dest1=org.apache.log4j.ConsoleAppender log4j.appender.dest1.layout=org.apache.log4j.PatternLayout log4j.appender.dest1.layout.ConversionPattern=%-6p: %m%n #log4j.appender.dest1.layout.ConversionPattern=%-4r [%t] %-5p %c %x - %m%n #log4j.appender.dest1.layout.ConversionPattern=%-4r [%t] %-5p %c %d %x - %m%n ### basic line format #log4j.appender.dest1.layout.ConversionPattern=%d{MMM-dd HH:mm:ss} %-5p %-5C{1}: %m%n ### detailed line format #log4j.appender.dest1.layout.ConversionPattern=%d{MMM-dd HH:mm:ss} %-5p [%t] %l: %m%n ########################################## #### Second appender writes to a FILE #### ########################################## #log4j.appender.dest2=org.apache.log4j.CompositeRollingAppender #log4j.appender.dest2.File=${oware.user.root}/logs/log4j/log4jExample.log #log4j.appender.dest2.File=${oware.user.root}/logs/log4j/${BASIC_OUTPUT_FILE _NAME} #log4j.appender.dest2.layout=org.apache.log4j.PatternLayout # Control the maximum log file size # Archive log files (one backup file here) #log4j.appender.dest2.RollingStyle=3 #log4j.appender.dest2.CountDirection=-1 #log4j.appender.dest2.MaxFileSize=1000000 #log4j.appender.dest2.MaxSizeRollBackups=10 #log4j.appender.dest2.datePattern='.'yyyy-MM-dd ### basic line format #log4j.appender.dest2.layout.ConversionPattern=%d{MMM-dd HH:mm:ss} %-5p %C{1}: %m%n #log4j.appender.dest2.layout.ConversionPattern=%d{HH:mm:ss} %-3p %C{1}: %m%n ### detailed line format #log4j.appender.dest2.layout.ConversionPattern=%d{MMM-dd HH:mm:ss} %-5p [%t] %l: %m%n thank you, Rami -----Original Message----- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]] Sent: Friday, December 27, 2002 11:02 AM To: Log4J Users List Subject: Re: logging inside an EJB It would have been helpful to include the config file, to mention the JDK version and the OS platform. At 10:49 27.12.2002 +0200, you wrote: >Hello, > >Trying to log from an EJB of a weblogic app-server I get the following >exception. > > >ERROR : java.lang.NullPointerException >ERROR : at >java.io.ObjectOutputStream.writeInternal(ObjectOutputStream.java:1368) >ERROR : at >java.io.ObjectOutputStream.write(ObjectOutputStream.java:1390) >ERROR : at java.io.PrintStream.write(PrintStream.java:222) >ERROR : at >java.io.OutputStreamWriter.flushBuffer(OutputStreamWriter.java:230) >ERROR : at >java.io.OutputStreamWriter.flush(OutputStreamWriter.java:244) >ERROR : at >org.apache.log4j.helpers.QuietWriter.flush(QuietWriter.java:49) >ERROR : at >org.apache.log4j.WriterAppender.subAppend(WriterAppender.java:306) >ERROR : at >org.apache.log4j.WriterAppender.append(WriterAppender.java:150) >ERROR : at >org.apache.log4j.AppenderSkeleton.doAppend(AppenderSkeleton.java:221) >ERROR : at >org.apache.log4j.helpers.AppenderAttachableImpl.appendLoopOnAppenders(Appen d >erAttachableImpl.java:57) > >ERROR : at >org.apache.log4j.Category.callAppenders(Category.java:187) >ERROR : at org.apache.log4j.Category.forcedLog(Category.java:372) >ERROR : at org.apache.log4j.Category.log(Category.java:864) >ERROR : at >com.terayon.framework.debugLogging.TrnLogger.debug(TrnLogger.java:92) >ERROR : at >com.terayon.nms.function.discovery.CreateGroup.execute(CreateGroup.java:29) >ERROR : at >com.terayon.nms.function.AFunction.executeFunction(AFunction.java:74) >ERROR : at >com.terayon.meta.im.function.runRule(com_terayon_meta_im_function.java:85) >ERROR : at >com.terayon.meta.im.function.run(com_terayon_meta_im_function.java:54) >ERROR : at com.dorado.runtime.OWRule.run(Unknown Source) >ERROR : at >com.dorado.core.ejb.ruleengine.OWRuleEngine.callEJBRule(Unknown Source) >ERROR : at >com.dorado.core.ejb.ruleengine.OWRuleEngineEOImpl.callEJBRule(OWRuleEngineE O >Impl.java:275) >ERROR : at >com.dorado.core.ejb.ruleengine.OWRuleEngineEOImpl_WLSkel.invoke(OWRuleEngin e >EOImpl_WLSkel.java:119) >ERROR : at >weblogic.rmi.extensions.BasicServerObjectAdapter.invoke(BasicServerObjectAd a >pter.java:347) >ERROR : at >weblogic.rmi.extensions.BasicRequestHandler.handleRequest(Unknown Source) >ERROR : at >weblogic.rmi.internal.BasicExecuteRequest.execute(BasicExecuteRequest.java: 1 >5) >ERROR : at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:120) >ERROR : TrnLogger.trnLogger = >com.terayon.framework.debugLogging.TrnLogger@1df61d > > > >The properties file contains only a ConsoleAppender (have read that >file-appeanders cannot be used in EJBs). > >What can be the matter? > > thank you, > > Rami A. > > >-- >To unsubscribe, e-mail: <mailto:[EMAIL PROTECTED]> >For additional commands, e-mail: <mailto:[EMAIL PROTECTED]> -- Ceki -- To unsubscribe, e-mail: <mailto:[EMAIL PROTECTED]> For additional commands, e-mail: <mailto:[EMAIL PROTECTED]> -- To unsubscribe, e-mail: <mailto:[EMAIL PROTECTED]> For additional commands, e-mail: <mailto:[EMAIL PROTECTED]>
-- Ceki -- To unsubscribe, e-mail: <mailto:[EMAIL PROTECTED]> For additional commands, e-mail: <mailto:[EMAIL PROTECTED]>
