It says "For InstallCDT to work properly, /Library/Application Support/Developer/XCode/Shared/Specifications must be writable, and we detect that it isn't."
/Library/Application Support/Developer/ doesn't even exist!
OS: macOS Sierra 10.12 (Beta 4, but there's not much difference)
It says "For InstallCDT to work properly, /Library/Application Support/Developer/XCode/Shared/Specifications must be writable, and we detect that it isn't."
/Library/Application Support/Developer/ doesn't even exist!
OS: macOS Sierra 10.12 (Beta 4, but there's not much difference)