in my local machine I have SSMS (SQL Server 2008 R2).
For user xxxx Server Roles are as public.
when i try to change it to
it through error
User does not have permission to perform this action. (.Net SqlClient Data Provider) Error Code 15247
- Servertype: (local)/SQLExpress
- Authentication: Windows Authentication
- user: ComputerName\username (disabled)
- password: none (disabled)
How can i do this?