Github invalid username git

Describes the cause and action for error messages.

Error Message(English)：
invalid username git

Resolution

githubで2段階認証を設定したらpushできなくなった - Qiita
https://qiita.com/yoan/items/08b1ba9c9aceab1ffe5e

githubを二段階認証に変更後に起こるエラーの対処方法 - Qiita
https://qiita.com/sayama0402/items/670b6b650ebdd8680a0b

SoucreTreeでGitHubにPUSHするとInvalid username or passw...
https://teratail.com/questions/136493

【Mac】Sourcetreeで「Invalid username or password」が出たときの解決 ...
https://reasonable-code.com/sourcetree-invalid-error/

SourceTree「remote: Invalid username or password.」でプッシュ出来 ...
https://keitomonologue.blogspot.com/2018/07/mac-sourcetree-push-error.html

Githubの2段階認証を有効にしてgitからの認証が弾かれる時の話 - 頼り ...
http://nanase.hatenablog.jp/entry/2013/09/09/232529

GitHub: invalid username or password - Stack Overflow
https://stackoverflow.com/questions/29297154/github-invalid-username-or-password

Sourcetree remote: Invalid username or password
https://stackoverflow.com/questions/45622960/sourcetree-remote-invalid-username-or-password

remote: Invalid username or password, fatal: Authentication ...
https://stackoverflow.com/questions/24998233/remote-invalid-username-or-password-fatal-authenticatio・・・