Now I have 2 servers in domain
1 server is Domain controller (Active Directory) with ADC and 1 server is
Member Server (Exchange5.5).
Exchange 5.5 Service account is "exservice" and this account use for
start all exchange service and all the service started and can work on
Exchange and outlook.
The problem is when I upgrade exchange5.5 to exchange2000 server after
see the screen upgrade I press "next" it ask me about service account
password for "exservice" when I put the correct password it show the error
message "This account must be valid before continuing"
What is problem ? Please help ?