Question : Cant Change dbo login

I have login with 'apslogin'. User dbo is attached is attached to 'apslogin'. I want to create a new user aps with the same login assigned to dbo i.e apslogin. Its not allowing me to change dbo login. Giving me error 15150. How to change the dbo login so that new user can use the apslogin

Answer : Cant Change dbo login

You can create a login alias (sp_addalias) from dbo ou apslogin.

http://msdn.microsoft.com/en-us/library/ms184394(SQL.90).aspx