On the SQL server

Open a windows command prompt
To list the available SQL Servers, run:
OSQL -L
To change the password for the SA SQL user, run:
OSQL -S <SQL ServerName> -E
sp_password NULL, <New Password>, ‘sa’
GO
EXIT
Log in with your new password in SQL Management Studio

For more Help: Chat with Support

Resolution for '‘sa’ GO issue: 'How to reset an unknown sa password in SQL?' available: Yes.

The ‘sa’ GO issue or error code is a known related to Sage Accounting products. Support for this issue is available either by self-service or paid support options. Experts are available to resolve your Quickbooks issue to ensure minimal downtime and continue running your business. First try to resolve the ‘sa’ GO issue yourself by looking for a resolution described in the article. If it is a complex ‘sa’ GO issue or you are unable to solve the issue, you may contact Sage Repair by clicking here or by using other ‘sa’ GO support options.

For more information about resolving issues related to ‘sa’ GO in Sage Accounting or to get support for the issue 'How to reset an unknown sa password in SQL?', click the link below: