Github error key is already in use

Describes the cause and action for error messages.

Error Message(English)：
error key is already in use

Resolution

github - Use Dockerhub with Git Submodules - Stack Overflow
https://stackoverflow.com/questions/26761516/use-dockerhub-with-git-submodules?lq=1

Seryi.04.02.1976 ・ Issue #821 ・ MicrosoftDocs/visualstudio-docs ・ GitHub
https://github.com/MicrosoftDocs/visualstudio-docs/issues/821

Seryi.04.02.1976 ・ prasmussen/glot Wiki ・ GitHub
https://github.com/prasmussen/glot/wiki/Seryi.04.02.1976

Data access and tools - Visual Studio | Microsoft Docs
https://docs.microsoft.com/en-us/visualstudio/data-tools/accessing-data-in-visual-studio