java.lang.RuntimeException: water.DException$DistributedException: from /172.16.2.175:56789; by class water.rapids.ASTGroupBy$GBTask; class water.DException$DistributedException: from /172.16.2.175:56791; by class water.rapids.ASTGroupBy$GBTask; class java.lang.NullPointerException: null

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 Eric Eckstrand, 1 year ago
water.DException$DistributedException: from /172.16.2.175:56789; by class water.rapids.ASTGroupBy$GBTask; class water.DException$DistributedException: from /172.16.2.175:56791; by class water.rapids.ASTGroupBy$GBTask; class java.lang.NullPointerException: null
via JIRA by Eric Eckstrand, 1 year ago
water.DException$DistributedException: from /172.16.2.175:56789; by class water.rapids.ASTGroupBy$GBTask; class water.DException$DistributedException: from /172.16.2.175:56791; by class water.rapids.ASTGroupBy$GBTask; class java.lang.NullPointerException: null
via JIRA by Anqi Fu, 1 year ago
water.DException$DistributedException: from /172.16.2.17:54321; by class water.rapids.ASTMerge$MergeSet$MakeHash; class water.exceptions.H2OIllegalArgumentException: unimplemented
via JIRA by Anqi Fu, 1 year ago
water.DException$DistributedException: from /172.16.2.17:54321; by class water.rapids.ASTMerge$MergeSet$MakeHash; class water.exceptions.H2OIllegalArgumentException: unimplemented
via JIRA by Arno Candel, 1 year ago
water.DException$DistributedException: from /192.168.11.132:54321; by class hex.pca.PCA$CholMulTask; class hex.gram.Gram$NonSPDMatrixException: null
via JIRA by Arno Candel, 1 year ago
water.DException$DistributedException: from /192.168.11.132:54321; by class hex.pca.PCA$CholMulTask; class hex.gram.Gram$NonSPDMatrixException: null
water.DException$DistributedException: from /172.16.2.175:56789; by class water.rapids.ASTGroupBy$GBTask; class water.DException$DistributedException: from /172.16.2.175:56791; by class water.rapids.ASTGroupBy$GBTask; class java.lang.NullPointerException: null
at water.rapids.ASTGroupBy$GBTask.map(ASTGroupBy.java:215)
at water.MRTask.compute2(MRTask.java:415)
at water.MRTask.compute2(MRTask.java:374)
at water.MRTask.compute2(MRTask.java:374)
at water.MRTask.compute2(MRTask.java:374)
at water.MRTask.compute2(MRTask.java:374)
at water.H2O$H2OCountedCompleter.compute(H2O.java:672)
at jsr166y.CountedCompleter.exec(CountedCompleter.java:429)
at jsr166y.ForkJoinTask.doExec(ForkJoinTask.java:263)
at jsr166y.ForkJoinPool$WorkQueue.pollAndExecAll(ForkJoinPool.java:914)
at jsr166y.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:979)
at jsr166y.ForkJoinPool.runWorker(ForkJoinPool.java:1477)
at jsr166y.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:104)

Users with the same issue

You are the first who have seen this exception.

Write tip

Know the solutions? Share your knowledge to help other developers to debug faster.