我正在使用TeamCity Enterprise 7.1，当尝试使用SVN作为VCS root运行构建时，我得到以下错误 - 我之前也完成了成功的构建。我只是从以前的构建配置中复制配置，并通过指向新分支重命名它。
jetbrains.buildServer.agent.impl.patch.PatchDownloaderImpl$1: Server was not able to build correct patch, most likely due to VCS errors
at jetbrains.buildServer.agent.impl.patch.PatchDownloaderImpl.throwError(PatchDownloaderImpl.java:114)
at jetbrains.buildServer.agent.impl.patch.PatchDownloaderImpl.checkPatch(PatchDownloaderImpl.java:104)
at jetbrains.buildServer.agent.impl.patch.PatchDownloaderImpl.copyPatchAndCheck(PatchDownloaderImpl.java:65)
at jetbrains.buildServer.agent.impl.patch.UpdateSourcesPatcherBase.copyPatchToTempFile(UpdateSourcesPatcherBase.java:70)
at jetbrains.buildServer.agent.impl.patch.UpdateSourcesFromServer.updateSources(UpdateSourcesFromServer.java:62)
at jetbrains.buildServer.agent.impl.patch.UpdateSourcesBuildStageBase.doSourceUpdate(UpdateSourcesBuildStageBase.java:91)
at jetbrains.buildServer.agent.impl.patch.UpdateSourcesBuildStageBase.doRecoverableStage(UpdateSourcesBuildStageBase.java:59)
at jetbrains.buildServer.agent.impl.buildStages.startStages.RecoverableBuildStage.doLastAttempt(RecoverableBuildStage.java:112)
at jetbrains.buildServer.agent.impl.buildStages.startStages.RecoverableBuildStage.doBuildStage(RecoverableBuildStage.java:70)
at jetbrains.buildServer.agent.impl.buildStages.BuildStagesExecutor$1.callStage(BuildStagesExecutor.java:31)
at jetbrains.buildServer.agent.impl.buildStages.BuildStagesExecutor$1.callStage(BuildStagesExecutor.java:24)
at jetbrains.buildServer.agent.impl.buildStages.StagesExecutor.callRunStage(StagesExecutor.java:78)
at jetbrains.buildServer.agent.impl.buildStages.StagesExecutor.doStages(StagesExecutor.java:37)
at jetbrains.buildServer.agent.impl.buildStages.BuildStagesExecutor.doStages(BuildStagesExecutor.java:24)
at jetbrains.buildServer.agent.impl.BuildRunAction.doStages(BuildRunAction.java:70)
at jetbrains.buildServer.agent.impl.BuildRunAction.runBuild(BuildRunAction.java:50)
at jetbrains.buildServer.agent.impl.BuildAgentImpl.doActualBuild(BuildAgentImpl.java:243)
at jetbrains.buildServer.agent.impl.BuildAgentImpl.access$100(BuildAgentImpl.java:48)
at jetbrains.buildServer.agent.impl.BuildAgentImpl$1.run(BuildAgentImpl.java:216)
at java.lang.Thread.run(Unknown Source)
Caused by: jetbrains.buildServer.vcs.patches.UnsuccessfulPatchException: Failed to build patch for build #BUILD_2 {build id=31289}, VCS root: svn: svn://prtl-dev-src1/branches/Portal-2.4.0 {instance id=8647, parent id=505}, due to error: org.tmatesoft.svn.core.SVNException: svn: E210004: Malformed network data
at jetbrains.buildServer.vcs.patches.AbstractPatcher$1.fail(AbstractPatcher.java:93)
at jetbrains.buildServer.vcs.patches.LowLevelPatcher.readPatchStream(LowLevelPatcher.java:156)
at jetbrains.buildServer.vcs.patches.LowLevelPatcher.applyPatch(LowLevelPatcher.java:79)
at jetbrains.buildServer.vcs.patches.AbstractPatcher.applyPatch(AbstractPatcher.java:42)
at jetbrains.buildServer.agent.impl.patch.PatchApplierImpl.applyPatch(PatchApplierImpl.java:18)
at jetbrains.buildServer.agent.impl.patch.PatchDownloaderImpl.checkPatchInFileIsCompleted(PatchDownloaderImpl.java:84)
at jetbrains.buildServer.agent.impl.patch.PatchDownloaderImpl.checkPatch(PatchDownloaderImpl.java:94)
... 18 more
有人可以帮我解决可能出现的问题吗？如何解决这个问题？