其实就是插件里面的UIID没有加新XcodedeUIID

拿常用的Alactraz来说

在Terminal中

un these 2 lines in terminal:
1:
find ~/Library/Application\ Support/Developer/Shared/Xcode/Plug-ins -name Info.plist -maxdepth 3 | xargs -I{} defaults write {} DVTPlugInCompatibilityUUIDs -array-add defaults read /Applications/Xcode.app/Contents/Info.plist DVTPlugInCompatibilityUUID

2:
defaults delete com.apple.dt.Xcode DVTPlugInManagerNonApplePlugIns-Xcode-7.1

3:
restart xcode!