- Plesk Onyx for Windows
Unable to log into SQL Server Management Studio.
When attempting to change the password for
sa user of Microsoft SQL Server Management Studio, the following error occurs:
Change password field for `sa`. (Microsoft.SqlServer.Smo)
An exception occurred while executing a Transact-SQL statement or batch.
Cannot alter the login `sa`, because it does not exist or not have permission.
(Microsoft SQL Server, Error: 15151)
You do not have administrator's permissions
Log into SQL Server Management Studio as an Administrator, because only admin user has permission to change passwords for users.
How to change
sa user password see here: https://support.plesk.com/hc/en-us/articles/213397429-How-to-change-a-password-for-the-sa-user-in-MS-SQL-