Sometimes job starting fails after successful executed with the error:

ERROR: Failed to update svn://...
org.tmatesoft.svn.core.SVNException: svn: E204900: Unable to delete ...\target\cobertura\report\coverage.xml
at hudson.scm.subversion.UpdateWithCleanUpdater$TaskImpl$1.handleStatus(UpdateWithCleanUpdater.java:78)
at org.tmatesoft.svn.core.wc.SVNStatusClient$1.receive(SVNStatusClient.java:356)
at org.tmatesoft.svn.core.wc.SVNStatusClient$1.receive(SVNStatusClient.java:353)
at org.tmatesoft.svn.core.wc2.SvnReceivingOperation.receive(SvnReceivingOperation.java:78)
at org.tmatesoft.svn.core.internal.wc2.old.SvnOldGetStatus.handleStatus(SvnOldGetStatus.java:37)
at org.tmatesoft.svn.core.internal.wc.SVNStatusEditor.sendUnversionedStatus(SVNStatusEditor.java:361)
at org.tmatesoft.svn.core.internal.wc.SVNStatusEditor.getDirStatus(SVNStatusEditor.java:209)
at org.tmatesoft.svn.core.internal.wc.SVNStatusEditor.handleDirEntry(SVNStatusEditor.java:321)
at org.tmatesoft.svn.core.internal.wc.SVNStatusEditor.getDirStatus(SVNStatusEditor.java:256)
at org.tmatesoft.svn.core.internal.wc.SVNStatusEditor.handleDirEntry(SVNStatusEditor.java:321)
at org.tmatesoft.svn.core.internal.wc.SVNStatusEditor.getDirStatus(SVNStatusEditor.java:256)
at org.tmatesoft.svn.core.internal.wc.SVNStatusEditor.closeEdit(SVNStatusEditor.java:114)
at org.tmatesoft.svn.core.internal.wc16.SVNStatusClient16.doStatus(SVNStatusClient16.java:430)
at org.tmatesoft.svn.core.internal.wc2.old.SvnOldGetStatus.run(SvnOldGetStatus.java:22)
at org.tmatesoft.svn.core.internal.wc2.old.SvnOldGetStatus.run(SvnOldGetStatus.java:13)
at org.tmatesoft.svn.core.internal.wc2.SvnOperationRunner.run(SvnOperationRunner.java:20)
at org.tmatesoft.svn.core.wc2.SvnOperationFactory.run(SvnOperationFactory.java:1235)
at org.tmatesoft.svn.core.wc2.SvnOperation.run(SvnOperation.java:291)
at org.tmatesoft.svn.core.wc.SVNStatusClient.doStatus(SVNStatusClient.java:360)
at hudson.scm.subversion.UpdateWithCleanUpdater$TaskImpl.preUpdate(UpdateWithCleanUpdater.java:66)
at hudson.scm.subversion.UpdateUpdater$TaskImpl.perform(UpdateUpdater.java:151)
at hudson.scm.subversion.WorkspaceUpdater$UpdateTask.delegateTo(WorkspaceUpdater.java:153)
at hudson.scm.SubversionSCM$CheckOutTask.perform(SubversionSCM.java:903)
at hudson.scm.SubversionSCM$CheckOutTask.invoke(SubversionSCM.java:884)
at hudson.scm.SubversionSCM$CheckOutTask.invoke(SubversionSCM.java:867)
at hudson.FilePath.act(FilePath.java:906)
at hudson.FilePath.act(FilePath.java:879)
at hudson.scm.SubversionSCM.checkout(SubversionSCM.java:843)
at hudson.scm.SubversionSCM.checkout(SubversionSCM.java:781)
at hudson.model.AbstractProject.checkout(AbstractProject.java:1387)
at hudson.model.AbstractBuild$AbstractBuildExecution.defaultCheckout(AbstractBuild.java:676)
at jenkins.scm.SCMCheckoutStrategy.checkout(SCMCheckoutStrategy.java:88)
at hudson.model.AbstractBuild$AbstractBuildExecution.run(AbstractBuild.java:581)
at hudson.model.Run.execute(Run.java:1593)
at hudson.model.FreeStyleBuild.run(FreeStyleBuild.java:46)
at hudson.model.ResourceController.execute(ResourceController.java:88)
at hudson.model.Executor.run(Executor.java:247)
Caused by: svn: E204900: Unable to delete ...\target\cobertura\report\coverage.xml
at org.tmatesoft.svn.core.SVNErrorMessage.create(SVNErrorMessage.java:109)
... 37 more
Caused by: java.io.IOException: Unable to delete ...\target\cobertura\report\coverage.xml
at hudson.Util.deleteFile(Util.java:253)
at hudson.Util.deleteRecursive(Util.java:305)
at hudson.Util.deleteContentsRecursive(Util.java:202)
at hudson.Util.deleteRecursive(Util.java:296)
at hudson.Util.deleteContentsRecursive(Util.java:202)
at hudson.Util.deleteRecursive(Util.java:296)
at hudson.Util.deleteContentsRecursive(Util.java:202)
at hudson.Util.deleteRecursive(Util.java:296)
at hudson.scm.subversion.UpdateWithCleanUpdater$TaskImpl$1.handleStatus(UpdateWithCleanUpdater.java:74)
... 36 more
ERROR: Subversion update failedERROR: Failed to update svn://...

The target\cobertura\report\coverage.xml is result of ant build step. I think that the Cobertura Plugin contains the file descriptor leaks. At the result, I need restart the Jenkins.