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Root Cause Analysis

  1. java.lang.UnsupportedClassVersionError

    test/CustomUDF : Unsupported major.minor version 52.0

    at java.lang.ClassLoader.defineClass1()
  2. Java RT
    Class.forName
    1. java.lang.ClassLoader.defineClass1(Native Method)
    2. java.lang.ClassLoader.defineClass(ClassLoader.java:803)
    3. java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142)
    4. java.net.URLClassLoader.defineClass(URLClassLoader.java:449)
    5. java.net.URLClassLoader.access$100(URLClassLoader.java:71)
    6. java.net.URLClassLoader$1.run(URLClassLoader.java:361)
    7. java.net.URLClassLoader$1.run(URLClassLoader.java:355)
    8. java.security.AccessController.doPrivileged(Native Method)
    9. java.net.URLClassLoader.findClass(URLClassLoader.java:354)
    10. java.lang.ClassLoader.loadClass(ClassLoader.java:425)
    11. java.lang.ClassLoader.loadClass(ClassLoader.java:358)
    12. java.lang.Class.forName0(Native Method)
    13. java.lang.Class.forName(Class.java:278)
    13 frames
  3. Hive Query Language
    Driver.run
    1. org.apache.hadoop.hive.ql.exec.FunctionTask.getUdfClass(FunctionTask.java:307)
    2. org.apache.hadoop.hive.ql.exec.FunctionTask.createTemporaryFunction(FunctionTask.java:174)
    3. org.apache.hadoop.hive.ql.exec.FunctionTask.execute(FunctionTask.java:74)
    4. org.apache.hadoop.hive.ql.exec.Task.executeTask(Task.java:160)
    5. org.apache.hadoop.hive.ql.exec.TaskRunner.runSequential(TaskRunner.java:86)
    6. org.apache.hadoop.hive.ql.Driver.launchTask(Driver.java:1631)
    7. org.apache.hadoop.hive.ql.Driver.execute(Driver.java:1390)
    8. org.apache.hadoop.hive.ql.Driver.runInternal(Driver.java:1197)
    9. org.apache.hadoop.hive.ql.Driver.run(Driver.java:1024)
    10. org.apache.hadoop.hive.ql.Driver.run(Driver.java:1014)
    10 frames
  4. org.apache.hadoop
    CliDriver.main
    1. org.apache.hadoop.hive.cli.CliDriver.processLocalCmd(CliDriver.java:250)
    2. org.apache.hadoop.hive.cli.CliDriver.processCmd(CliDriver.java:202)
    3. org.apache.hadoop.hive.cli.CliDriver.processLine(CliDriver.java:413)
    4. org.apache.hadoop.hive.cli.CliDriver.executeDriver(CliDriver.java:786)
    5. org.apache.hadoop.hive.cli.CliDriver.run(CliDriver.java:680)
    6. org.apache.hadoop.hive.cli.CliDriver.main(CliDriver.java:619)
    6 frames
  5. Java RT
    Method.invoke
    1. sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    2. sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
    3. sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    4. java.lang.reflect.Method.invoke(Method.java:606)
    4 frames
  6. Hadoop
    RunJar.main
    1. org.apache.hadoop.util.RunJar.run(RunJar.java:221)
    2. org.apache.hadoop.util.RunJar.main(RunJar.java:136)
    2 frames