i have master on windows and i have mac slave. what i need , i need to copy files from master to slave. it copies one file and stuck in infinite loop. impossible abort. in logs i dont see error. I copy dmg files 

Master_files/ForMac/*.dmg

it was failed automatically after long period  what i see in log 
FATAL: This archives contains unclosed entries.
java.io.IOException
: This archives contains unclosed entries.
at
org.apache.commons.compress.archivers.tar.TarArchiveOutputStream.finish(TarArchiveOutputStream.java:225)
at
org.apache.commons.compress.archivers.tar.TarArchiveOutputStream.close(TarArchiveOutputStream.java:241)
at
hudson.util.io.TarArchiver.close(TarArchiver.java:121)
at
com.michelin.cio.hudson.plugins.copytoslave.MyFilePath.writeToTar(MyFilePath.java:230)
at
com.michelin.cio.hudson.plugins.copytoslave.MyFilePath.copyRecursiveTo(MyFilePath.java:143)
at
com.michelin.cio.hudson.plugins.copytoslave.CopyToSlaveBuildWrapper.setUp(CopyToSlaveBuildWrapper.java:133)
at
hudson.model.Build$BuildExecution.doRun(Build.java:156)
at
hudson.model.AbstractBuild$AbstractBuildExecution.run(AbstractBuild.java:534)
at
hudson.model.Run.execute(Run.java:1720)
at
hudson.model.FreeStyleBuild.run(FreeStyleBuild.java:43)
at
hudson.model.ResourceController.execute(ResourceController.java:98)
at
hudson.model.Executor.run(Executor.java:404)