미제) Error:Execution failed for task ':app:dexDebug'. Thank you라는데 이해못함 ㅋㅋ

Error:Execution failed for task ':app:dexDebug'.

이 오류가.. 

cordova 할 때 오류 났던 것 같은데..

http://stackoverflow.com/questions/28917696/errorexecution-failed-for-task-appdexdebug-com-android-ide-common-process