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via Google Groups by Aarti Gaddale, 1 year ago
Operation not allowed on string vector.
java.lang.IllegalArgumentException: Operation not allowed on string vector.	at water.fvec.CStrChunk.atd_impl(	at water.fvec.Chunk.atd(	at hex.Model.score0(	at hex.Model$	at water.MRTask.compute2(	at water.H2O$H2OCountedCompleter.compute1(	at hex.Model$BigScore$Icer.compute1(Model$BigScore$	at water.H2O$H2OCountedCompleter.compute(	at jsr166y.CountedCompleter.exec(	at jsr166y.ForkJoinTask.doExec(	at jsr166y.ForkJoinPool$WorkQueue.runTask(	at jsr166y.ForkJoinPool.runWorker(	at