Describes the cause and action for error messages.
Error Message(English)：
there isn’t anything to compare
githubでpull requestの作成ができない ? yorimo ? Medium
https://medium.com/@yorim/github%E3%81%A7pull-request%E3%81%AE%E4%BD%9C%E6%88%90%E3%81%8C%E3%81%A7%E・・・
ド素人によるGitのインストールからGitHubにファイルをupするまでの覚書 ...
https://がりはり.com/%E3%81%AD%E3%81%93/web/%E3%83%89%E7%B4%A0%E4%BA%BA%E3%81%AB%E3%82%88%E3%82%8BGit%E3・・・
There isn't anything to compare. Nothing to compare, branches are ...
https://stackoverflow.com/questions/23344320/there-isnt-anything-to-compare-nothing-to-compare-branc・・・
Github Pull Request: There isn't anything to compare - Stack Overflow
https://stackoverflow.com/questions/53844405/github-pull-request-there-isnt-anything-to-compare
Github: There isn't anything to compare
https://stackoverflow.com/questions/54001912/github-there-isnt-anything-to-compare
How to commit to master without checking out it
https://stackoverflow.com/questions/49875536/how-to-commit-to-master-without-checking-out-it
Unable to create pull request after new fork squashed original ...
https://stackoverflow.com/questions/26072118/unable-to-create-pull-request-after-new-fork-squashed-o・・・
There isn't anything to compare. Nothing to compare, branches ...
https://stackoverflow.com/questions/23344320/there-isnt-anything-to-compare-nothing-to-compare-branc・・・
Can't create pull request. I get "There isn't anything to compare." - GitHub
https://github.com/githubteacher/fluffy-octo-guacamole/issues/242