解决Command CodeSign failed with a

Cocos2d-x项目，报错
CodeSign /Users/xxx/Library/Developer/Xcode/DerivedData/xxx-dabhdlnwdwoowjeiqavvwikjihix/Build/Products/Debug-iphonesimulator/xxx.app (in target 'xxx-mobile' from project 'xxx')
cd /Users/xxx/Documents/xxx/xxx/proj.ios_mac
export CODESIGN_ALLOCATE=/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/codesign_allocate

Signing Identity: "-"

/usr/bin/codesign --force --sign - --deep --entitlements /Users/xxx/Library/Developer/Xcode/DerivedData/xxx-dabhdlnwdwoowjeiqavvwikjihix/Build/Intermediates.noindex/xxx.build/Debug-iphonesimulator/xxx-mobile.build/xxx.app.xcent --timestamp\=none /Users/xxx/Library/Developer/Xcode/DerivedData/xxx-dabhdlnwdwoowjeiqavvwikjihix/Build/Products/Debug-iphonesimulator/xxx.app

/Users/xxx/Library/Developer/Xcode/DerivedData/xxx-dabhdlnwdwoowjeiqavvwikjihix/Build/Products/Debug-iphonesimulator/xxx.app: bundle format unrecognized, invalid, or unsuitable
In subcomponent: /Users/xxx/Library/Developer/Xcode/DerivedData/xxx-dabhdlnwdwoowjeiqavvwikjihix/Build/Products/Debug-iphonesimulator/xxx.app/de.lproj
Command CodeSign failed with a nonzero exit code

找了半天，一直以为是签名有错，试了很多方法都不行，最后发现是Resources目录添加的问题，开始直接把Resources拉进工程，选择的是Create folder reference，这样是有问题的，要先创建Resources group，然后把外面Resources目录下面的资源拉进这个目录才行。