Missed projects

Hello Together,
I had an MIT Appinventor Workshop and made some Projekts and my own App.
Now I wanted to change somthing. So I went to the Website and logged me in and there wasn't any projects. And Yes it was the same account, I deleted Nothing and refreshed the Website... can you Help me?
I''ll be very thankfull then enybody help me?

Did you login to the same server: ai2, code or ai2-test ?