Hey just for reference I was on professional plan in April and downgraded in June and now I want to upgrade again to proffesional but I keep getting an error message everytime I click on the gear icon and I click account info then I click selling on amazon and switch to professinal it says changes have been submitted then I get the error message

Error Message #1 We cannot process your request You are currently undergoing another verification. Please retry once the verification is completed.

I speak to representatives and they tell me they will transfer my case to an internal department then the internal department tell me they can't help with my issue as I don’t have any verification needed and my account is already verified and no one is helping with anything...