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chown:/ usr / local:不允许操作
我该如何解决? Tue Oct 31 21:52:56 mona@dhcp-wifi-8021x-155-41-82-88:~$ brew update && brew upgrade && brew cleanup Error: /usr/local is not writable. You should change the ownership and permissions of /usr/local back to your user account: sudo chown -R $(whoami) /usr/local Wed Nov 01 20:41:30 mona@dhcp-wifi-8021x-155-41-82-88:~$ sudo chown -R $(whoami) /usr/local Password: chown: …