Code Sign Error in macOS Sierra Xcode 8 : resource fork, Finder information, or similar detritus not allowed

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answer

1，打开终端

2，终端输入 cd projectFolder（文件路径）

3，终端输入 ls -alR@ . > investigate.txt

4，终端输入 xattr -c  XXX.png

例如：

xattr -c guru.png