java.util.concurrent.ExecutionException: java.util.ConcurrentModificationException

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via javacodegeeks.com by Unknown author

Causes : The Collection is internally modified, while a thread is iterating over it. OR after the creation of an iterator, the Collection is internally modified by any method other than the iterator’s own methods for removal and addition.

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via oracle.com by Unknown author

In order to avoid more than one threads accessing or modifying the same object, you can synchronize them over the object, in order to allow only one thread to manipulate it over time.

Solutions on the web

via GitHub by aberent
, 1 year ago
java.util.ConcurrentModificationException
via GitHub by jonathanchristison
, 1 year ago
java.util.ConcurrentModificationException
via commentcamarche.net by Unknown author, 2 years ago
java.util.ConcurrentModificationException
via GitHub by str4d
, 4 months ago
java.util.ConcurrentModificationException
via GitHub by shortybsd
, 1 year ago
java.util.ConcurrentModificationException
via GitHub by Zidane
, 1 year ago
java.util.ConcurrentModificationException:
at java.util.ArrayList$Itr.checkForComodification(ArrayList.java:859)
at java.util.ArrayList$Itr.next(ArrayList.java:831)
at com.google.javascript.jscomp.CommandLineRunner$Flags.getMixedJsSources(CommandLineRunner.java:898)
at com.google.javascript.jscomp.CommandLineRunner.initConfigFromFlags(CommandLineRunner.java:1283)
at com.google.javascript.jscomp.CommandLineRunner.(CommandLineRunner.java:1140)
at org.chromium.closure.compiler.Runner$LocalCommandLineRunner.(Runner.java:184)
at org.chromium.closure.compiler.Runner$CompilerRunner.call(Runner.java:231)
at org.chromium.closure.compiler.Runner$CompilerRunner.call(Runner.java:217)
at java.util.concurrent.FutureTask.run(FutureTask.java:262)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at java.lang.Thread.run(Thread.java:745)

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