Github unable to commit

Describes the cause and action for error messages.

Error Message(English)：
unable to commit

Resolution

Unable to commit to git
https://stackoverflow.com/questions/52770678/unable-to-commit-to-git

Unable to commit my project to github
https://stackoverflow.com/questions/49957269/unable-to-commit-my-project-to-github

Unable to Commit to Github: Permission denied
https://stackoverflow.com/questions/25673434/unable-to-commit-to-github-permission-denied

Unable to commit to an empty git repo
https://stackoverflow.com/questions/20998706/unable-to-commit-to-an-empty-git-repo

"Unable to commit" message ・ Issue #1169 ・ atom/github ・ GitHub
https://github.com/atom/github/issues/1169

Unable to commit if there is a GIT pre-commit hook ・ Issue #798 ...
https://github.com/brackets-userland/brackets-git/issues/798

Windows GitHub Desktop Commit Failed ・ Issue #250 ・ typicode/husky ...
https://github.com/typicode/husky/issues/250

Unable to commit changes, ・ Issue #34 ・ github-beta/unity-preview ...
https://github.com/github-beta/unity-preview/issues/34

unable to commit after cmd+enter ・ Issue #6334 ・ desktop ... - GitHub
https://github.com/desktop/desktop/issues/6334