Error: plugin compiled to start DFS (Hadoop 2.7.0)

[rmunjuluri]

I tried starting the DFS in Eclipse using a plugin that I built following the instructions. When I try to connect the DFS node, i get the following error

!ENTRY org.eclipse.core.jobs 4 2 2015-07-04 15:45:42.286
!MESSAGE An internal error occurred during: "Map/Reduce location status updater".
!STACK 0
java.lang.NullPointerException
at org.apache.hadoop.mapred.JobClient.getAllJobs(JobClient.java:814)
at org.apache.hadoop.mapred.JobClient.jobsToComplete(JobClient.java:790)
at org.apache.hadoop.eclipse.server.HadoopServer$LocationStatusUpdater.run(HadoopServer.java:119)
at org.eclipse.core.internal.jobs.Worker.run(Worker.java:54)

[wukonggg]

i find same problem on hadoop-2.7.1

ant compile pluginin success, but run failed