Android： Unable to execute dex: Multiple dex files define Lcom/myapp/R$array; 解决方案

问题：

[2011-10-23 16:23:29 - Dex Loader] Unable to execute dex: Multiple dex files define Lcom/myapp/R$array;
[2011-10-23 16:23:29 - myProj] Conversion to Dalvik format failed: Unable to execute dex: Multiple dex files define Lcom/myapp/R$array;
           

解决方案：

1. 右键项目，选择build path -> Configure Build Path 
2. 在窗口中找到：Java Build Path
3. 选择 Order and Export
4. 去勾选：.jar library

转载自： http://stackoverflow.com/questions/7870265/unable-to-execute-dex-multiple-dex-files-define-lcom-myapp-rarray