Upgrade SQL server 2012 SP4 fail

Upgrading SQL Server can sometimes be a complex process, and failures can occur for a variety of reasons. Here are a few troubleshooting steps that you can try if your upgrade to SQL Server 2012 SP4 has failed:

Check error logs: Review the error logs generated during the upgrade process to identify the cause of the failure. The error logs may provide information about the specific error message that caused the upgrade to fail.

Check system requirements: Make sure that your system meets the minimum requirements for SQL Server 2012 SP4. Check that the operating system, hardware, and software prerequisites are met before proceeding with the upgrade.

Check for compatibility issues: Review the SQL Server 2012 SP4 release notes for compatibility issues with your system, including third-party software or drivers that may be incompatible.

Regards,

Rachel Gomez