Daniel Kuppitz created TINKERPOP-1428: -----------------------------------------
Summary: profile() throws NPE for union(group, group) Key: TINKERPOP-1428 URL: https://issues.apache.org/jira/browse/TINKERPOP-1428 Project: TinkerPop Issue Type: Bug Components: process Affects Versions: 3.2.1 Reporter: Daniel Kuppitz {noformat} gremlin> g.V().union(group("m").by("name"), group("m").by("name")).profile() java.lang.NullPointerException Type ':help' or ':h' for help. Display stack trace? [yN]y java.lang.NullPointerException at org.apache.tinkerpop.gremlin.process.traversal.util.DefaultTraversalMetrics.handleNestedTraversals(DefaultTraversalMetrics.java:239) at org.apache.tinkerpop.gremlin.process.traversal.util.DefaultTraversalMetrics.handleNestedTraversals(DefaultTraversalMetrics.java:251) at org.apache.tinkerpop.gremlin.process.traversal.util.DefaultTraversalMetrics.handleNestedTraversals(DefaultTraversalMetrics.java:254) at org.apache.tinkerpop.gremlin.process.traversal.util.DefaultTraversalMetrics.setMetrics(DefaultTraversalMetrics.java:204) at org.apache.tinkerpop.gremlin.process.traversal.step.sideEffect.ProfileSideEffectStep.hasNext(ProfileSideEffectStep.java:73) at org.apache.tinkerpop.gremlin.process.traversal.step.util.ExpandableStepIterator.hasNext(ExpandableStepIterator.java:42) at org.apache.tinkerpop.gremlin.process.traversal.step.util.SupplyingBarrierStep.processAllStarts(SupplyingBarrierStep.java:83) at org.apache.tinkerpop.gremlin.process.traversal.step.util.SupplyingBarrierStep.processNextStart(SupplyingBarrierStep.java:70) at org.apache.tinkerpop.gremlin.process.traversal.step.util.AbstractStep.hasNext(AbstractStep.java:143) at org.apache.tinkerpop.gremlin.process.traversal.util.DefaultTraversal.hasNext(DefaultTraversal.java:179) at org.apache.tinkerpop.gremlin.console.Console$_closure3.doCall(Console.groovy:226) at sun.reflect.GeneratedMethodAccessor42.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.codehaus.groovy.reflection.CachedMethod.invoke(CachedMethod.java:93) at groovy.lang.MetaMethod.doMethodInvoke(MetaMethod.java:325) at org.codehaus.groovy.runtime.metaclass.ClosureMetaClass.invokeMethod(ClosureMetaClass.java:294) at groovy.lang.MetaClassImpl.invokeMethod(MetaClassImpl.java:1024) at org.codehaus.groovy.tools.shell.Groovysh.setLastResult(Groovysh.groovy:446) at org.codehaus.groovy.tools.shell.Groovysh.execute(Groovysh.groovy:190) at org.apache.tinkerpop.gremlin.console.GremlinGroovysh.super$3$execute(GremlinGroovysh.groovy) at sun.reflect.GeneratedMethodAccessor14.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.codehaus.groovy.reflection.CachedMethod.invoke(CachedMethod.java:93) at groovy.lang.MetaMethod.doMethodInvoke(MetaMethod.java:325) at groovy.lang.MetaClassImpl.invokeMethod(MetaClassImpl.java:1215) at org.codehaus.groovy.runtime.ScriptBytecodeAdapter.invokeMethodOnSuperN(ScriptBytecodeAdapter.java:132) at org.apache.tinkerpop.gremlin.console.GremlinGroovysh.execute(GremlinGroovysh.groovy:72) at org.codehaus.groovy.tools.shell.Shell.leftShift(Shell.groovy:122) at org.codehaus.groovy.tools.shell.ShellRunner.work(ShellRunner.groovy:95) at org.codehaus.groovy.tools.shell.InteractiveShellRunner.super$2$work(InteractiveShellRunner.groovy) at sun.reflect.GeneratedMethodAccessor38.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.codehaus.groovy.reflection.CachedMethod.invoke(CachedMethod.java:93) at groovy.lang.MetaMethod.doMethodInvoke(MetaMethod.java:325) at groovy.lang.MetaClassImpl.invokeMethod(MetaClassImpl.java:1215) at org.codehaus.groovy.runtime.ScriptBytecodeAdapter.invokeMethodOnSuperN(ScriptBytecodeAdapter.java:132) at org.codehaus.groovy.runtime.ScriptBytecodeAdapter.invokeMethodOnSuper0(ScriptBytecodeAdapter.java:152) at org.codehaus.groovy.tools.shell.InteractiveShellRunner.work(InteractiveShellRunner.groovy:124) at org.codehaus.groovy.tools.shell.ShellRunner.run(ShellRunner.groovy:59) at org.codehaus.groovy.tools.shell.InteractiveShellRunner.super$2$run(InteractiveShellRunner.groovy) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.codehaus.groovy.reflection.CachedMethod.invoke(CachedMethod.java:93) at groovy.lang.MetaMethod.doMethodInvoke(MetaMethod.java:325) at groovy.lang.MetaClassImpl.invokeMethod(MetaClassImpl.java:1215) at org.codehaus.groovy.runtime.ScriptBytecodeAdapter.invokeMethodOnSuperN(ScriptBytecodeAdapter.java:132) at org.codehaus.groovy.runtime.ScriptBytecodeAdapter.invokeMethodOnSuper0(ScriptBytecodeAdapter.java:152) at org.codehaus.groovy.tools.shell.InteractiveShellRunner.run(InteractiveShellRunner.groovy:83) at org.codehaus.groovy.vmplugin.v7.IndyInterface.selectMethod(IndyInterface.java:232) at org.apache.tinkerpop.gremlin.console.Console.<init>(Console.groovy:152) at org.codehaus.groovy.vmplugin.v7.IndyInterface.selectMethod(IndyInterface.java:232) at org.apache.tinkerpop.gremlin.console.Console.main(Console.groovy:449) {noformat} -- This message was sent by Atlassian JIRA (v6.3.4#6332)