Searched on Google with the first line of a JAVA stack trace?

We can recommend more relevant solutions and speed up debugging when you paste your entire stack trace with the exception message. Try a sample exception.

Recommended solutions based on your search

Solutions on the web

via Google Groups by Unknown author, 1 year ago
This exception has no message.
via JIRA by Spencer Aiello, 1 year ago
This exception has no message.
via JIRA by Spencer Aiello, 2 years ago
This exception has no message.
java.lang.AssertionError at hex.gbm.DRealHistogram.scoreMSE(DRealHistogram.java:83) at hex.gbm.GBM$GBMDecidedNode.bestCol(GBM.java:634) at hex.gbm.DTree$DecidedNode.<init>(DTree.java:386) at hex.gbm.GBM$GBMDecidedNode.<init>(GBM.java:622) at hex.gbm.GBM.makeDecided(GBM.java:614) at hex.gbm.SharedTreeModelBuilder$ScoreBuildOneTree.onCompletion(SharedTreeModelBuilder.java:677) at jsr166y.CountedCompleter.tryComplete(CountedCompleter.java:386) at water.MRTask2.compute2(MRTask2.java:426) at water.H2O$H2OCountedCompleter.compute(H2O.java:634) at jsr166y.CountedCompleter.exec(CountedCompleter.java:429) at jsr166y.ForkJoinTask.doExec(ForkJoinTask.java:263) at jsr166y.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:974) at jsr166y.ForkJoinPool.runWorker(ForkJoinPool.java:1477) at jsr166y.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:104)