java.lang.NullPointerException: java.lang.NullPointerException

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java.lang.NullPointerException: java.lang.NullPointerException
at com.squareup.leakcanary.HahaHelper.classInstanceValues(HahaHelper.java:143)
at com.squareup.leakcanary.HahaHelper.asString(HahaHelper.java:73)
at com.squareup.leakcanary.HahaHelper.threadName(HahaHelper.java:55)
at com.squareup.leakcanary.ShortestPathFinder.enqueueGcRoots(ShortestPathFinder.java:136)
at com.squareup.leakcanary.ShortestPathFinder.findPath(ShortestPathFinder.java:82)
at com.squareup.leakcanary.HeapAnalyzer.findLeakTrace(HeapAnalyzer.java:145)
at com.squareup.leakcanary.HeapAnalyzer.checkForLeak(HeapAnalyzer.java:91)
at com.squareup.leakcanary.internal.HeapAnalyzerService.onHandleIntent(HeapAnalyzerService.java:58)
at android.app.IntentService$ServiceHandler.handleMessage(IntentService.java:65)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:136)
at android.os.HandlerThread.run(HandlerThread.java:61)

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