This often happens when you have multiple Google accounts attached to the same browser profile. It is usually fixed by using incognito mode etc as Jomar suggested. If that doesn't work for you then you will need to contact support:
Issues like this can sometimes happen. Try clearing the cache/cookies or using a private/incognito browser or a different browser. If it still doesn't work, try again in a few hours.
I've tried clearing cache and using a different browser and also waiting a few hours, but no luck, the problem still persists, is there any other solution?
This often happens when you have multiple Google accounts attached to the same browser profile. It is usually fixed by using incognito mode etc as Jomar suggested. If that doesn't work for you then you will need to contact support: