java.util.ConcurrentModificationException: This exception has no message.

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via robocode by egann538
, 1 year ago
This exception has no message.
via robocode by pavelsavara
, 1 year ago
via Eclipse Bugzilla by Winchest, 1 year ago
This exception has no message.
via Eclipse Bugzilla by shatalin, 1 year ago
via Eclipse Bugzilla by alain, 1 year ago
java.util.ConcurrentModificationException:
at java.util.HashMap$HashIterator.nextEntry(HashMap.java:894)
at net.sf.robocode.io.URLJarCollector.closeJarURLConnection(URLJarCollector.java:154)
at net.sf.robocode.io.URLJarCollector.gc(URLJarCollector.java:103)
at net.sf.robocode.battle.BaseBattle.cleanup(BaseBattle.java:149)
at net.sf.robocode.battle.Battle.cleanup(Battle.java:271)
at net.sf.robocode.battle.BaseBattle.run(BaseBattle.java:213)
at java.lang.Thread.run(Thread.java:722)

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