Xcode 7.2更新插件失败的解决办法

在终端下输入：defaults read /Applications/Xcode.app/Contents/Info DVTPlugInCompatibilityUUID

获取对应的UUID，

然后在终端输入：
find ~/Library/Application\ Support/Developer/Shared/Xcode/Plug-ins -name Info.plist -maxdepth 3 | xargs -I{} defaults write {} DVTPlugInCompatibilityUUIDs -array-add 加上获取的UUID