Finished with Non Zero Exit Value 3

 
You most likely have a duplicate dependency in one of your compile project
極可能是兩個以上的library重覆使用在一個project內


在gradle中將
"compile fileTree(dir: 'libs', include: ['*.jar'])"

改成

"provided fileTree(dir: 'libs', include: ['*.jar'])".

可以解決問題