Login to Microsoft SQL Server Error: 18456

Question

I am getting this error while trying to connect to the SQL Server.

Microsoft SQL Server Error: 18456

Can anybody tell me what th

Answer 1

I believe this can happen if you are trying to log in with a user that is defined in Active Directory, but attempt using "SQL Server Authentication" in the login screen. I do not know how to specify a different user with NTLM/Windows Authentication: When I click the Windows Authentication dropdown, the username and password is blanked out, and I can only log in as myself.