I recently updated my local Git installation to 1.8.1 from 1.8.0.1.
I\'m noticing that, when I work on GitHub, it doesn\'t prompt me for
This is most likely because you have multiple accounts, like one private, one for work with GitHub.
SOLUTION On Windows, go to Start > Credential Manager > Windows Credentials and remove GitHub creds, then try pulling or pushing again and you will be prompted to relogin into GitHub
SOLUTION OnMac, issue following on terminal:
git remote set-url origin https://username@github.com/username/repo-name.git
by replacing 'username' with your GitHub username in both places and providing your GitHub repo name.