java.util.ConcurrentModificationException in RubyThreadGroup.list()
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Key: JRUBY-1431
URL: http://jira.codehaus.org/browse/JRUBY-1431
Project: JRuby
Issue Type: Bug
Components: Core Classes/Modules
Environment: rev 4585
Reporter: Alexey Verkhovsky
While running Petstore shootout, I sometimes get the following error:
Exception in thread "Ruby Thread24493807"
java.util.ConcurrentModificationException
at java.util.HashMap$HashIterator.nextEntry(HashMap.java:793)
at java.util.HashMap$ValueIterator.next(HashMap.java:821)
at java.util.AbstractCollection.toArray(AbstractCollection.java:171)
at org.jruby.RubyThreadGroup.list(RubyThreadGroup.java:111)
at org.jruby.RubyThreadGroupInvoker$list_method_0_0.call(Unknown Source)
at
org.jruby.runtime.CallAdapter$DefaultCallAdapter.call(CallAdapter.java:140)
at
org.jruby.runtime.CallAdapter$DefaultCallAdapter.call(CallAdapter.java:107)
at org.jruby.evaluator.ASTInterpreter.callNode(ASTInterpreter.java:561)
at
org.jruby.evaluator.ASTInterpreter.evalInternal(ASTInterpreter.java:208)
at org.jruby.evaluator.ASTInterpreter.dAsgnNode(ASTInterpreter.java:759)
at
org.jruby.evaluator.ASTInterpreter.evalInternal(ASTInterpreter.java:228)
at org.jruby.evaluator.ASTInterpreter.blockNode(ASTInterpreter.java:535)
at
org.jruby.evaluator.ASTInterpreter.evalInternal(ASTInterpreter.java:202)
at
org.jruby.evaluator.ASTInterpreter.rescueNode(ASTInterpreter.java:1412)
at
org.jruby.evaluator.ASTInterpreter.evalInternal(ASTInterpreter.java:351)
at
org.jruby.evaluator.ASTInterpreter.whileNode(ASTInterpreter.java:1668)
at
org.jruby.evaluator.ASTInterpreter.evalInternal(ASTInterpreter.java:388)
at org.jruby.evaluator.ASTInterpreter.blockNode(ASTInterpreter.java:535)
at
org.jruby.evaluator.ASTInterpreter.evalInternal(ASTInterpreter.java:202)
at org.jruby.evaluator.ASTInterpreter.eval(ASTInterpreter.java:165)
at org.jruby.runtime.Block.yield(Block.java:235)
at org.jruby.runtime.Block.call(Block.java:188)
at org.jruby.RubyProc.call(RubyProc.java:197)
at org.jruby.RubyProc.call(RubyProc.java:171)
at
org.jruby.internal.runtime.RubyNativeThread.run(RubyNativeThread.java:73)
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