在我的Console Output里面为什么是这样的？ Unable to create symlink at /Users/apple/Library/Containers/com.apple.dt.playground.stub.OSX.myFirstSwift-A3BEE7DE-084E-4D2E-B15D-2FDC70B7B840/Data/Documents/Shared Playground Data due to error: Optional(Error Domain=NSCocoaErrorDomain Code=516 "The file “Shared (后面还有...