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https://issues.apache.org/jira/browse/TINKERPOP-1428?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15654138#comment-15654138
]
ASF GitHub Bot commented on TINKERPOP-1428:
-------------------------------------------
Github user asfgit closed the pull request at:
https://github.com/apache/tinkerpop/pull/481
> 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
> Fix For: 3.2.4
>
>
> {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}
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