You are not providing any relevant information for us to help you.
- What changes have you done?
- What error are they getting?
- Is anyone able to log into your server at all?
- Have you tested your log-in?
- Are the accounts successfully registered into the database (PS_UserData.dbo.Users_Master)?
If you want to ask for help, that is cool, we are here to help each other, yet, we can't read your mind, you need to provide as much information as possible