Xcode 8 Beta 4 - Comment Shortcut Disabled

Question

I just updated to Xcode 8 Beta 4 and the shortcut cmd + / to comment a line is not working..

In the dropdown menu it\'s disabled:

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Answer 1

I fixed it following the steps here: https://twitter.com/kolpanic/status/763323546814844928

In Terminal: sudo /usr/libexec/xpccachectl

Reboot your system.