working through Titanic Example - selected the wrong sort operator

michael_burger

• Exception: java.lang.IllegalArgumentException
• Message: Self-suppression not permitted
• Stack trace:
• java.lang.Throwable.addSuppressed(Throwable.java:1043)
• com.rapidminer.tools.ListenerTools.informAllAndThrow(ListenerTools.java:160)
• com.rapidminer.operator.ProcessRootOperator.processStarts(ProcessRootOperator.java:241)
• com.rapidminer.Process.run(Process.java:1260)
• com.rapidminer.Process.run(Process.java:1186)
• com.rapidminer.Process.run(Process.java:1139)
• com.rapidminer.Process.run(Process.java:1134)
• com.rapidminer.Process.run(Process.java:1124)
• com.rapidminer.gui.ProcessThread.run(ProcessThread.java:65)
• Cause
• Exception: eu.radoop.exception.NestNotFoundException
• Message: There is no nest around the operator!
• Stack trace:
• eu.radoop.RadoopOperator.checkEnclosingRadoopNest(RadoopOperator.java:284)
• eu.radoop.RadoopOperator.checkRadoopNest(RadoopOperator.java:324)
• eu.radoop.RadoopOperator.processStarts(RadoopOperator.java:255)
• com.rapidminer.operator.ExecutionUnit.processStarts(ExecutionUnit.java:850)
• com.rapidminer.tools.ConsumerWithThrowable.lambda$wrapAndReturn$2(ConsumerWithThrowable.java:116)
• java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193)
• java.util.Spliterators$ArraySpliterator.forEachRemaining(Spliterators.java:948)
• java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481)
• java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471)
• java.util.stream.ReduceOps$ReduceOp.evaluateSequential(ReduceOps.java:708)
• java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234)
• java.util.stream.ReferencePipeline.collect(ReferencePipeline.java:499)
• com.rapidminer.tools.ListenerTools.informAllAndThrow(ListenerTools.java:74)
• com.rapidminer.tools.ListenerTools.informAllAndThrow(ListenerTools.java:102)
• com.rapidminer.tools.ListenerTools.informAllAndThrow(ListenerTools.java:150)
• com.rapidminer.operator.OperatorChain.processStarts(OperatorChain.java:400)
• com.rapidminer.operator.ProcessRootOperator.lambda$processStarts$0(ProcessRootOperator.java:241)
• com.rapidminer.tools.ListenerTools.informAllAndThrow(ListenerTools.java:142)
• com.rapidminer.operator.ProcessRootOperator.processStarts(ProcessRootOperator.java:241)
• com.rapidminer.Process.run(Process.java:1260)
• com.rapidminer.Process.run(Process.java:1186)
• com.rapidminer.Process.run(Process.java:1139)
• com.rapidminer.Process.run(Process.java:1134)
• com.rapidminer.Process.run(Process.java:1124)
• com.rapidminer.gui.ProcessThread.run(ProcessThread.java:65)

I'm not sure if this is a bug or not - i.e.,  seems like it should resolve in a more simple user error message. ??

jwpfau

Hi Michael,

thank you for the report, this is indeed a bug.
I've already created a ticket in our bug tracker.

Thanks,
Jonas