Hi already used smartGit Hg a couple of months. I have already account in bitbucket which I used already couple months already also. When I created another account in bitbucket
None of the answers given ended up resolving my issue on SmartGit.
I went in Edit ->Preferences -> Authentication but the list of known credentials was empty so was the list of Hosting Providers.
The reason was that SmartGit was storing my credential in Windows Credential Manager.
To resolve the issue, I went to Control Panel -> Credential Manager -> windows Credentials, select the specific credential you wish to update and choose to edit it and then update your credentials