IV19880: JRUBY THROWS CLASSFORMATERROR

APAR status

• Closed as program error.

Error description

• Error Message: N/A
  .
  Stack Trace: N/A
  .
  Certain JRuby classes may produce the following error:
  java.lang.ClassFormatError: JVMCFRE002 method name is invalid;
  class=class=home/jdoe/jrubybadClassName/$_dot_dot_/jruby_minus_b
  in_minus_1_dot_6_dot_2/jruby_minus_1_dot_6_dot_2/lib/ruby/site_r
  uby/shared/builtin/java/java_dot_util
  offset=17817 at
  java.lang.ClassLoader.defineClass(ClassLoader.java:275) at
  org.jruby.util.JRubyClassLoader.defineClass(JRubyClassLoader.jav
  a:76) at
  org.jruby.compiler.impl.StandardASMCompiler.loadClass(StandardAS
  MCompiler.java:222) at org.jruby.Ruby.tryCompile(Ruby.java:655)
  at org.jruby.Ruby.tryCompile(Ruby.java:627) at
  org.jruby.Ruby.compileAndLoadFile(Ruby.java:2489) .....
  

Local fix

Problem summary

• The format of unqualified names  was modified in the new edition
  of the Java Virtual machine specification.  The JVM was
  enforcing the old format.
  

Problem conclusion

• This defect will be fixed in:
  7.0.0 SR1
  6.0.1 SR1
  .
  The JVM has been updated to allow the new name format.
  

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

• R260 PSY

     UP