Also: the link you gave to re-authorise MTD is not working. Please advise further.

Thanks, but the online support bot is not providing useful information to help me resolve this, or to add my case to the HMRC's list of affected QB users. What ...

Hi I'm having the same problem/getting the same message and although I successfully activated MTD in the autumn and HMRC took a DD payment in October, my VAT ta...