Authentication failed on github push to origin from desktop
MacBook Air (13-inch, 2017) MacOS Big Sur 11.0.1 (20B50) Github Desktop Version 2.6.0
I’m starting from a clean install. After having restored my backup to my desktop, I downloaded Github desktop, logged in, and started rebuilding by “Add existing repository” from my restored folders. All repositories can fetch and push to origin without problems except one. I am getting this error:
Authentication failed. Some common reasons include:
I have tried troubleshooting following common reasons above and more:
It only happens in this repository among many that have succesfully allowed a pull and push.
Testing with another repository works.
Comparing the settings with repos that can successfully do push to origin without authentication failures, all settings (Options, Manage access, Security & analysis, Branches, Webhooks, Notifications, Integrations, Deploy keys, Actions, Secrets, Moderation settings) are identical:
Sample of comparing settings between repositories. All were identical.
So what am I missing?