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 Neeraja Madabhushi, 1 year ago
java.lang.RuntimeException: java.lang.NullPointerException
via JIRA by Nidhi Mehta, 1 year ago
water.DException$DistributedException: from /127.0.0.1:54321; by class hex.deeplearning.DeepLearningModel$2; class java.lang.UnsupportedOperationException: Trying to predict with an unstable model.' java.lang.RuntimeException
via Google Groups by Thushan Ganegedara, 11 months ago
java.lang.NullPointerException: 	at hex.Model.adaptTestForTrain(Model.java:480)	at hex.Model.adaptTestForTrain(Model.java:435)	at hex.Model.score(Model.java:551)	at hex.deeplearning.DeepLearningModel.score(DeepLearningModel.java:839)	at hex.Model.score(Model.java:532)	at hex.deeplearning.DeepLearningModel.doScoring(DeepLearningModel.java:564)	at hex.deeplearning.DeepLearning$DeepLearningDriver.trainModel(DeepLearning.java:352)	at hex.deeplearning.DeepLearning$DeepLearningDriver.buildModel(DeepLearning.java:232)	at hex.deeplearning.DeepLearning$DeepLearningDriver.compute2(DeepLearning.java:146)	at water.H2O$H2OCountedCompleter.compute(H2O.java:698)	at jsr166y.CountedCompleter.exec(CountedCompleter.java:429)	at jsr166y.ForkJoinTask.doExec(ForkJoinTask.java:263)	at jsr166y.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:974)	at jsr166y.ForkJoinPool.runWorker(ForkJoinPool.java:1477)	at jsr166y.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:104)