I am facing to issue to reconfigure any exchange account or any new excchange account on outlook . it show my attched error.
It was working perfectly till yesterday before the following changes.
all database are running perfectly with new exchange for last 6 month also all mailbox are connect with new server.
Yesterday I do one thing stop the old database from old serve and delete it and today morning I am not able to configure any new exchange account on outlook, it is not able to accept the username and password, on other hand webmail is working fine.