I recently had issues checking out an SVN repo.  The problem went something like this:
adam@nynaeve:~$ svn co https://server/path
Password for ‘default’ GNOME keyring:
svn: OPTIONS of ‘https://server/path’: authorization failed: Could not authenticate to server: rejected Basic challenge (https://server)
This was a little puzzling, not least of which because I don’t use GNOME.  The problem seems to be a [...]