please help me guys
i've changed password administrator in dc ( domain controller server) when i login in epolicy i got unknown error however i changed password to old password the problem solved how can i solve this problem ( change dc password without problem in epolicy)
Have a read through : https://kc.mcafee.com/corporate/index?page=content&id=KB66247
I suspect that the account that you are changing is the account used to authenticate against AD for logins. Check the settings there and/or update the password.