The security database on the server does not have a computer account for this workstation trust relationship.

 

When the above error appeared before the login that means your computer is no longer communicate with the domain and you have to re add it.

Please follow the below instruction to re added the computer.

• Login as a Administrator
• Go to "About you PC"

• Select "Rename this PC(advance)"

• Select "Network ID..."

• Select the "This computer is part of a business network: I use it to connect to other computers at work" and Next.

• Select "My company uses a network with a domain" and select Next.

• Select "Next".

• Type the username / password and domain name and then click Next. (This should be administrator's domain adding account credentials)

• Click on "Yes"

• Select "Do not add a domain user account" and Select Next.

• Select Finish.

• Select the "Restart Now" and please login and check after the restart.