java.lang.NullPointerException

Google Groups | green | 1 week ago
  1. 0

    Serialization issues with AWS Java SDK 1.10.62

    GitHub | 10 months ago | jpbu
    java.lang.IllegalArgumentException: Invalid ASCII encoding offset: 654
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  3. 0

    IllegalStateException: Operation cannot be executed because the enclosing transaction is closed

    Google Groups | 2 years ago | Li Li
    java.lang.IllegalStateException: Operation cannot be executed because the enclosing transaction is closed
  4. 0

    kryo related problem breaks query

    GitHub | 3 years ago | cfcodefans
    com.esotericsoftware.kryo.KryoException: Encountered unregistered class ID: 54 Serialization trace: value (com.thinkaurelius.titan.graphdb.types.TypeAttribute)

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    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at com.thinkaurelius.titan.graphdb.database.EdgeSerializer.parseRelation()
    2. Titan-Core: Core Library for Titan
      LimitAdjustingIterator.next
      1. com.thinkaurelius.titan.graphdb.database.EdgeSerializer.parseRelation(EdgeSerializer.java:116)
      2. com.thinkaurelius.titan.graphdb.database.EdgeSerializer.readRelation(EdgeSerializer.java:60)
      3. com.thinkaurelius.titan.graphdb.transaction.RelationConstructor.readRelation(RelationConstructor.java:61)
      4. com.thinkaurelius.titan.graphdb.transaction.RelationConstructor$1$1.next(RelationConstructor.java:46)
      5. com.thinkaurelius.titan.graphdb.transaction.RelationConstructor$1$1.next(RelationConstructor.java:34)
      6. com.thinkaurelius.titan.graphdb.query.LimitAdjustingIterator.next(LimitAdjustingIterator.java:80)
      6 frames
    3. Guava
      AbstractIterator.hasNext
      1. com.google.common.collect.Iterators$7.computeNext(Iterators.java:651)
      2. com.google.common.collect.AbstractIterator.tryToComputeNext(AbstractIterator.java:143)
      3. com.google.common.collect.AbstractIterator.hasNext(AbstractIterator.java:138)
      3 frames
    4. Titan-Core: Core Library for Titan
      AbstractVertex.properties
      1. com.thinkaurelius.titan.graphdb.query.ResultMergeSortIterator.nextInternal(ResultMergeSortIterator.java:59)
      2. com.thinkaurelius.titan.graphdb.query.ResultMergeSortIterator.next(ResultMergeSortIterator.java:49)
      3. com.thinkaurelius.titan.graphdb.query.ResultSetIterator.nextInternal(ResultSetIterator.java:41)
      4. com.thinkaurelius.titan.graphdb.query.ResultSetIterator.<init>(ResultSetIterator.java:30)
      5. com.thinkaurelius.titan.graphdb.query.QueryProcessor.iterator(QueryProcessor.java:57)
      6. com.thinkaurelius.titan.graphdb.vertices.AbstractVertex.properties(AbstractVertex.java:160)
      6 frames
    5. org.apache.tinkerpop
      Console$_closure3.doCall
      1. org.apache.tinkerpop.gremlin.structure.util.ElementHelper.vertexPropertyValueMap(ElementHelper.java:500)
      2. org.apache.tinkerpop.gremlin.process.traversal.step.map.PropertyMapStep.map(PropertyMapStep.java:54)
      3. org.apache.tinkerpop.gremlin.process.traversal.step.map.PropertyMapStep.map(PropertyMapStep.java:36)
      4. org.apache.tinkerpop.gremlin.process.traversal.step.map.MapStep.processNextStart(MapStep.java:37)
      5. org.apache.tinkerpop.gremlin.process.traversal.step.util.AbstractStep.hasNext(AbstractStep.java:140)
      6. org.apache.tinkerpop.gremlin.process.traversal.util.DefaultTraversal.hasNext(DefaultTraversal.java:117)
      7. org.apache.tinkerpop.gremlin.console.Console$_closure3.doCall(Console.groovy:205)
      7 frames
    6. Java RT
      Method.invoke
      1. sun.reflect.GeneratedMethodAccessor35.invoke(Unknown Source)
      2. sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
      3. java.lang.reflect.Method.invoke(Method.java:498)
      3 frames
    7. Groovy
      InteractiveShellRunner.super$2$work
      1. org.codehaus.groovy.reflection.CachedMethod.invoke(CachedMethod.java:90)
      2. groovy.lang.MetaMethod.doMethodInvoke(MetaMethod.java:324)
      3. org.codehaus.groovy.runtime.metaclass.ClosureMetaClass.invokeMethod(ClosureMetaClass.java:292)
      4. groovy.lang.MetaClassImpl.invokeMethod(MetaClassImpl.java:1016)
      5. org.codehaus.groovy.tools.shell.Groovysh.setLastResult(Groovysh.groovy:441)
      6. org.codehaus.groovy.tools.shell.Groovysh.execute(Groovysh.groovy:185)
      7. org.codehaus.groovy.tools.shell.Shell.leftShift(Shell.groovy:119)
      8. org.codehaus.groovy.tools.shell.ShellRunner.work(ShellRunner.groovy:94)
      9. org.codehaus.groovy.tools.shell.InteractiveShellRunner.super$2$work(InteractiveShellRunner.groovy)
      9 frames
    8. Java RT
      Method.invoke
      1. sun.reflect.GeneratedMethodAccessor33.invoke(Unknown Source)
      2. sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
      3. java.lang.reflect.Method.invoke(Method.java:498)
      3 frames
    9. Groovy
      InteractiveShellRunner.super$2$run
      1. org.codehaus.groovy.reflection.CachedMethod.invoke(CachedMethod.java:90)
      2. groovy.lang.MetaMethod.doMethodInvoke(MetaMethod.java:324)
      3. groovy.lang.MetaClassImpl.invokeMethod(MetaClassImpl.java:1207)
      4. org.codehaus.groovy.runtime.ScriptBytecodeAdapter.invokeMethodOnSuperN(ScriptBytecodeAdapter.java:130)
      5. org.codehaus.groovy.runtime.ScriptBytecodeAdapter.invokeMethodOnSuper0(ScriptBytecodeAdapter.java:150)
      6. org.codehaus.groovy.tools.shell.InteractiveShellRunner.work(InteractiveShellRunner.groovy:123)
      7. org.codehaus.groovy.tools.shell.ShellRunner.run(ShellRunner.groovy:58)
      8. org.codehaus.groovy.tools.shell.InteractiveShellRunner.super$2$run(InteractiveShellRunner.groovy)
      8 frames
    10. Java RT
      Method.invoke
      1. sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      2. sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
      3. sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
      4. java.lang.reflect.Method.invoke(Method.java:498)
      4 frames
    11. Groovy
      IndyInterface.selectMethod
      1. org.codehaus.groovy.reflection.CachedMethod.invoke(CachedMethod.java:90)
      2. groovy.lang.MetaMethod.doMethodInvoke(MetaMethod.java:324)
      3. groovy.lang.MetaClassImpl.invokeMethod(MetaClassImpl.java:1207)
      4. org.codehaus.groovy.runtime.ScriptBytecodeAdapter.invokeMethodOnSuperN(ScriptBytecodeAdapter.java:130)
      5. org.codehaus.groovy.runtime.ScriptBytecodeAdapter.invokeMethodOnSuper0(ScriptBytecodeAdapter.java:150)
      6. org.codehaus.groovy.tools.shell.InteractiveShellRunner.run(InteractiveShellRunner.groovy:82)
      7. org.codehaus.groovy.vmplugin.v7.IndyInterface.selectMethod(IndyInterface.java:215)
      7 frames
    12. org.apache.tinkerpop
      Console.<init>
      1. org.apache.tinkerpop.gremlin.console.Console.<init>(Console.groovy:144)
      1 frame
    13. Groovy
      IndyInterface.selectMethod
      1. org.codehaus.groovy.vmplugin.v7.IndyInterface.selectMethod(IndyInterface.java:215)
      1 frame
    14. org.apache.tinkerpop
      Console.main
      1. org.apache.tinkerpop.gremlin.console.Console.main(Console.groovy:303)
      1 frame