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Posted to log4net-dev@logging.apache.org by "Dominik Psenner (JIRA)" <ji...@apache.org> on 2015/11/01 17:32:27 UTC

[jira] [Resolved] (LOG4NET-484) System.ObjectDisposedException with FileAppender+InterProcessLock

     [ https://issues.apache.org/jira/browse/LOG4NET-484?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Dominik Psenner resolved LOG4NET-484.
-------------------------------------
    Resolution: Fixed

I'm closing the issue for now. If you find that somethings not how it should be, please reopen it.

> System.ObjectDisposedException with FileAppender+InterProcessLock
> -----------------------------------------------------------------
>
>                 Key: LOG4NET-484
>                 URL: https://issues.apache.org/jira/browse/LOG4NET-484
>             Project: Log4net
>          Issue Type: Bug
>          Components: Appenders
>    Affects Versions: 1.2.13, 1.2.14, 1.2.15, 1.3.0
>            Reporter: NN
>            Assignee: Dominik Psenner
>            Priority: Blocker
>         Attachments: LOG4NET-484-1.3.patch, LOG4NET-484-trunk.patch
>
>   Original Estimate: 1h
>  Remaining Estimate: 1h
>
> Configure lockingModel for InterProcessLock with RollingFileAppender.
> {code:xml|title=app.config}
> <?xml version="1.0" encoding="utf-8"?>
> <configuration>
> 	<configSections>
> 		<section name="log4net" type="log4net.Config.Log4NetConfigurationSectionHandler, log4net" />
> 	</configSections>
> 	<log4net>
> 		<appender name="RollingFileAppender" type="log4net.Appender.RollingFileAppender">
> 			<file type="log4net.Util.PatternString" value="test.log" />
> 			<encoding value="utf-8" />
> 			<appendToFile value="true"/>
> 			<rollingStyle value="Size"/>
> 			<maxSizeRollBackups value="10"/>
> 			<maximumFileSize value="1"/>
> 			<staticLogFileName value="true"/>
> 			<layout type="log4net.Layout.PatternLayout">
> 				<conversionPattern value="%d [%t] %-5p %c{2} - %m%n"/>
> 			</layout>
> 			<lockingModel type="log4net.Appender.FileAppender+InterProcessLock" />
> 		</appender>
> 		<root>
> 			<level value="INFO"/>
> 			<appender-ref ref="RollingFileAppender"/>
> 		</root>
> 	</log4net>
> </configuration>
> {code}
> Make a log with roll :
> {code:title=Program.cs}
> using log4net;
> namespace ConsoleApplication131
> {
> 	class Program
> 	{
> 		static void Main(string[] args)
> 		{
> 			var log = LogManager.GetLogger(typeof(Program));
> 			log.Info("A");
> 			log.Info("A");
> 		}
> 	}
> }
> {code}
> You get this one roll:
> {noformat}
> log4net:ERROR Failed to Close appender [RollingFileAppender]
> System.ObjectDisposedException: Safe handle has been closed
>    at System.Threading.WaitHandle.WaitOneNative(SafeWaitHandle waitHandle, UInt32 millisecondsTimeout, Boolean hasThreadAffinity, Boolean exitContext)
>    at System.Threading.WaitHandle.WaitOne(Int64 timeout, Boolean exitContext)
>    at log4net.Appender.FileAppender.InterProcessLock.AcquireLock()
>    at log4net.Appender.FileAppender.LockingStream.AcquireLock()
>    at log4net.Appender.FileAppender.WriteFooter()
>    at log4net.Appender.TextWriterAppender.WriteFooterAndCloseWriter()
>    at log4net.Appender.TextWriterAppender.Reset()
>    at log4net.Appender.FileAppender.Reset()
>    at log4net.Appender.TextWriterAppender.OnClose()
>    at log4net.Appender.AppenderSkeleton.Close()
>    at log4net.Util.AppenderAttachedImpl.RemoveAllAppenders()
> {noformat}



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