Error Description: Clicking on 'Your Gists' leads me to an error page.
Start Page: https://gist.github.com Login State: Logged In
Full Description: Clicking 'Your Gist' leads me to see the following error once the subsequent page loads (url: https://gist.github.com/zph)
'Whoops. We seem to have missed the gist of that gist you were looking for.'
Duration of Error: Yesterday (1/22) and Today (1/23)
I got the same error, emailed to GitHub support, and they kindly fix my problem quickly. Thank you for this helpful information!