IV75345: JAVA.LANG.ABSTRACTMETHODERROR THROWN WHEN RUNNING SCALA ON JAVA 8

APAR status

• Closed as program error.

Error description

• Error Message: N/A
  .
  Stack Trace: java.lang.AbstractMethodError: Test1.testFunc(I)V
          at java.lang.Class.getEnclosingObject(Native Method)
          at java.lang.Class.getEnclosingMethod(Class.java)
          at Test$delayedInit$body.apply(test.scala)
          at scala.Function0$class.apply$mcV$sp(Function0.scala)
          at
  scala.runtime.AbstractFunction0.apply$mcV$sp(AbstractFunction0.s
  cala)
          at scala.App$$anonfun$main$1.apply(App.scala)
          at scala.App$$anonfun$main$1.apply(App.scala)
          at scala.collection.immutable.List.foreach(List.scala)
          at
  scala.collection.generic.TraversableForwarder$class.foreach(Trav
  ersableForwarder.scala)
          at scala.App$class.main(App.scala)
          at Test$.main(test.scala)
          at Test.main(test.scala)
          at sun.reflect.NativeMethodAccessorImpl.invoke0(Native
  Method)
          at
  sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessor
  Impl.java)
          at
  sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethod
  AccessorImpl.java)
          at java.lang.reflect.Method.invoke(Method.java)
          at
  scala.tools.nsc.util.ScalaClassLoader$$anonfun$run$1.apply(Scala
  ClassLoader.scala)
  .
  

Local fix

Problem summary

• JVM threw a java.lang.AbstractMethodError when the enclosing
  method of an anonymous class is set to an abstract method by
  Scalac.
  

Problem conclusion

• JVM has been updated to find the enclosing method of an
  anonymous class that has its enclosing method set to an abstract
  method by Scalac.
  .
  This APAR will be fixed in the following Java Releases:
     8    SR2       (8.0.2.0)
  .
  Contact your IBM Product's Service Team for these Service
  Refreshes and Fix Packs.
  For those running stand-alone, information about the available
  Service Refreshes and Fix Packs can be found at:
             https://www.ibm.com/developerworks/java/jdk/
  

Temporary fix

Comments

APAR Information

• APAR is sysrouted FROM one or more of the following:

• APAR is sysrouted TO one or more of the following:

Fix information

• Fixed component name

  J9 COMMON CODE

• Fixed component ID

  620700127

Applicable component levels

• R270 PSY

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