tyler11er Posted September 20, 2014 Share Posted September 20, 2014 (edited) Hey guys my tekkit wont open and I have updated everything. *snip* Edited September 20, 2014 by Munaus Link to comment Share on other sites More sharing options...
Kalbintion Posted September 20, 2014 Share Posted September 20, 2014 See http://www.technicpack.net/article/view/concurrentmodificationexception-in-java-18020.89 Link to comment Share on other sites More sharing options...
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