URGENT 0 Gmail is stuck showing a "Migrating Board" message which I can't get out of

I have done something and now my gmail webpage has been showing “Migrating Board” for over 8 hours now.

How can I stop it and get back to my Gmail screen?

Thanks,

Paul

Hi Paul,

Could you please contact our Support Team at [email protected] to resolve your problem immediately.

Thank you,
Lina