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 JIRA by Arno Candel, 1 year ago
This exception has no message.
via JIRA by Arno Candel, 2 years ago
This exception has no message.
java.lang.NullPointerException at hex.ModelMetricsMultinomial$MetricBuilderMultinomial.<init>( at hex.tree.SharedTreeModel.makeMetricBuilder( at at water.MRTask.compute2( at water.H2O$H2OCountedCompleter.compute1( at hex.tree.Score$Icer.compute1(Score$ at water.H2O$H2OCountedCompleter.compute( at jsr166y.CountedCompleter.exec( at jsr166y.ForkJoinTask.doExec( at jsr166y.ForkJoinPool$WorkQueue.runTask( at jsr166y.ForkJoinPool.runWorker( at