question:
1. The job ran smoothly on Master but failed on Slave. What could be the possible cause of this problem? Network/Communication between the master and slave?
2. If I disable Source Code Management of the job and call nant script on slave directly, everything is ok.why?

error info:
hudson.util.IOException2: remote file operation failed: E:\WORK_DATA\Build\Build_Src\project\project1 at hudson.remoting.Channel@1a0c382:239.161
at hudson.FilePath.act(FilePath.java:753)
at hudson.FilePath.act(FilePath.java:735)
at hudson.scm.SubversionSCM.checkout(SubversionSCM.java:653)
at hudson.scm.SubversionSCM.checkout(SubversionSCM.java:601)
at hudson.model.AbstractProject.checkout(AbstractProject.java:1038)
at hudson.model.AbstractBuild$AbstractRunner.checkout(AbstractBuild.java:481)
at hudson.model.AbstractBuild$AbstractRunner.run(AbstractBuild.java:413)
at hudson.model.Run.run(Run.java:1259)
at hudson.model.FreeStyleBuild.run(FreeStyleBuild.java:47)
at hudson.model.ResourceController.execute(ResourceController.java:95)
at hudson.model.Executor.run(Executor.java:129)
Caused by: java.io.IOException: Remote call on 239.161 failed
at hudson.remoting.Channel.call(Channel.java:573)
at hudson.FilePath.act(FilePath.java:744)
... 10 more
Caused by: java.lang.OutOfMemoryError: Java heap space
at java.util.Arrays.copyOfRange(Unknown Source)
at java.lang.String.<init>(Unknown Source)
at org.tmatesoft.svn.core.internal.util.SVNPathUtil.append(SVNPathUtil.java:236)
at org.tmatesoft.svn.core.internal.wc.admin.SVNAdminArea14.fetchEntries(SVNAdminArea14.java:735)
at org.tmatesoft.svn.core.internal.wc.admin.SVNAdminArea.loadEntries(SVNAdminArea.java:1096)
at org.tmatesoft.svn.core.internal.wc.admin.SVNAdminArea.getEntry(SVNAdminArea.java:885)
at org.tmatesoft.svn.core.internal.wc.admin.SVNAdminArea14.isVersioned(SVNAdminArea14.java:1917)
at org.tmatesoft.svn.core.internal.wc.admin.SVNAdminArea14.lock(SVNAdminArea14.java:1538)
at org.tmatesoft.svn.core.internal.wc.admin.SVNWCAccess.doOpen(SVNWCAccess.java:368)
at org.tmatesoft.svn.core.internal.wc.admin.SVNWCAccess.doOpen(SVNWCAccess.java:397)
at org.tmatesoft.svn.core.internal.wc.admin.SVNWCAccess.doOpen(SVNWCAccess.java:397)
at org.tmatesoft.svn.core.internal.wc.admin.SVNWCAccess.doOpen(SVNWCAccess.java:397)
at org.tmatesoft.svn.core.internal.wc.admin.SVNWCAccess.open(SVNWCAccess.java:272)
at org.tmatesoft.svn.core.internal.wc.admin.SVNWCAccess.open(SVNWCAccess.java:265)
at org.tmatesoft.svn.core.internal.wc.admin.SVNWCAccess.openAnchor(SVNWCAccess.java:160)
at org.tmatesoft.svn.core.wc.SVNUpdateClient.update(SVNUpdateClient.java:512)
at org.tmatesoft.svn.core.wc.SVNUpdateClient.doUpdate(SVNUpdateClient.java:401)
at org.tmatesoft.svn.core.wc.SVNUpdateClient.handleExternalChange(SVNUpdateClient.java:1856)
at org.tmatesoft.svn.core.wc.SVNUpdateClient.handleExternalItemChange(SVNUpdateClient.java:1715)
at org.tmatesoft.svn.core.wc.SVNUpdateClient.handleExternals(SVNUpdateClient.java:1669)
at org.tmatesoft.svn.core.wc.SVNUpdateClient.update(SVNUpdateClient.java:567)
at org.tmatesoft.svn.core.wc.SVNUpdateClient.doUpdate(SVNUpdateClient.java:401)
at hudson.scm.SubversionSCM$CheckOutTask.invoke(SubversionSCM.java:699)
at hudson.scm.SubversionSCM$CheckOutTask.invoke(SubversionSCM.java:660)
at hudson.FilePath$FileCallableWrapper.call(FilePath.java:1899)
at hudson.remoting.UserRequest.perform(UserRequest.java:114)
at hudson.remoting.UserRequest.perform(UserRequest.java:48)
at hudson.remoting.Request$2.run(Request.java:270)
at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source)
at java.util.concurrent.FutureTask$Sync.innerRun(Unknown Source)
at java.util.concurrent.FutureTask.run(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(Unknown Source)
Finished: FAILURE