Can't run Gmail in Safari

[apostolosdt]

Something went wrong with that authentication process and now I cannot run Gmail from within Safari. I get a rather bizarre message (see attached file). I still can run Gmail in Google. Any help, please?

 

[Bigwaff]

Remove web site cookies and clear the cache

Manage cookies and website data in Safari on Mac

In Safari on your Mac, clear cookies and website data for some or all websites. Control which cookies and website data you allow.

support.apple.com

 

[apostolosdt]

Thanks a lot. That worked!