GitHub for Mac error: git: 'credential-osxkeychain' is not a git command

Question

When using the GitHub for Mac app (version 87), I received the following error:

git: \'credential-osxkeychain\' is not a git command. See \'git --help

Answer 1

If you meet this problem when use brew update, try

brew update --debug --verbose

You can see the detail log, and find the real reason.