I am having the same issue after moving a mailbox from one store to another in Exchange. I just had the user try and start outlook by running Outlook.exe /cleanreminders. You might try that too. I will post results once I hear if it worked.
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.