Describes the cause and action for error messages.
Error Message(English)：
desktop unable to open external editor
Open Repository in External Editor ・ Issue #2009 ・ desktop ... - GitHub
https://github.com/desktop/desktop/issues/2009
Github Desktop and Default text editors + EmEditor ・ Issue #4753 ...
https://github.com/desktop/desktop/issues/4753
External editor: no editors found with vs15&17, win10 1703 - GitHub
https://github.com/desktop/desktop/issues/2691
Support more external editors ・ Issue #2487 ・ desktop/desktop ・ GitHub
https://github.com/desktop/desktop/issues/2487
Open in Github Desktop from External Editor ・ Issue #2509 ・ desktop ...
https://github.com/desktop/desktop/issues/2509
Visual Studio not listed as external editor ・ Issue #3148 ・ desktop ...
https://github.com/desktop/desktop/issues/3148
Allow adding custom editor commands as "External Editor ... - GitHub
https://github.com/desktop/desktop/issues/5083
how to add the new version githubdesk external editor atom? ・ Issue ...
https://github.com/desktop/desktop/issues/2926
How do I change the external editor for GitHub client on MAC or ...
https://stackoverflow.com/questions/30701664/how-do-i-change-the-external-editor-for-github-client-o・・・