Android music player fc and error opening trace file

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http://stackoverflow.com – Ive recently been building a music app and ive been using some source code and customizing it to my own spec. I finish editing and debug and it suspends at launch. Debug: Thread [<1> main] (Suspended (exception RuntimeException)) ActivityThread.performLaunchActivity(ActivityThread$ActivityClientRecord, Intent) line: 2306 ActivityThread.handleLaunchActivity(ActivityThread$ActivityClientRecord, Intent) line: 2356 ActivityThread.access$600(ActivityThread, ActivityThread$ActivityClientRecord, Intent) line: 150 ActivityThread$H.handleMessage(Message) line: 1244 ActivityThread$H (HowTos)