异常Unable to execute dex: Multiple dex files define Lcom/xxx/xxx/xxx

  

   [2015-08-03 11:03:17 - Dex Loader] Unable to execute dex: Multiple dex files define Lcom/xxx/xxx/xxx;

   [2015-08-03 11:03:17 - xxx] Conversion to Dalvik format failed: Unable to execute dex: Multiple dex files define Lcom/xxx/xxx/MainActivity;

  调试出错，原来是jar包重复了。具体就是错误指向的那个包名所属的jar包。