If you install SQL Server Express 2012 Advanced Services and you hit the error:
SQL Server Setup could not search for updates through the Windows Update service. You can either Install Setup Files check again or click Next to continue. To troubleshoot issues with your Windows Update service, view the link below, ensure you have Internet or network access, and ensure your Windows Update service can find updates interactively through the Windows Update control panel.
Error Ox8O244O2C: Exception from H RESULT: Ox8O244O2C
You do not need to worry, ignore it. Somehow, if you are installing the database engine then do not ignore this because you can never get the SQL database installed with this type of error message.