I get a failure when I use the tfs plugin of Jenkins.
The Source Code management tool what I use is Team Foundation Server 2010,when I manage the poll SCM in Jenkins,and want to trigger a build automatic when it detected a change between TFS server and Personal workspace , a failure hanppened ,which information is "failed to record scm polling".the major information are as follows.
Three months ago ,the version of tfs plugin is 1.17,I encount the failure ,and now the problem isn't resolved. I have been searched a method for a long time ,but not get it .
I don't know what the reason is ,so please to I want to wish you can help me to fix the problem.Thank you very much!

ERROR: Failed to record SCM polling
java.lang.NullPointerException
at hudson.plugins.tfs.commands.DetailedHistoryCommand.parseChangeSetString(DetailedHistoryCommand.java:151)
at hudson.plugins.tfs.commands.DetailedHistoryCommand.parse(DetailedHistoryCommand.java:112)
at hudson.plugins.tfs.model.Project.getDetailedHistory(Project.java:43)
at hudson.plugins.tfs.TeamFoundationServerScm.pollChanges(TeamFoundationServerScm.java:207)
at hudson.scm.SCM.poll(SCM.java:375)
at hudson.model.AbstractProject.poll(AbstractProject.java:1310)
at hudson.triggers.SCMTrigger$Runner.runPolling(SCMTrigger.java:420)
at hudson.triggers.SCMTrigger$Runner.run(SCMTrigger.java:449)
at hudson.util.SequentialExecutionQueue$QueueEntry.run(SequentialExecutionQueue.java:118)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:441)
at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
at java.util.concurrent.FutureTask.run(FutureTask.java:138)
at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
at java.lang.Thread.run(Thread.java:619)