This error is related to the installation of SQL Server, which is required for the SOLIDWORKS Electrical software included in your package.
Do you use SOLIDWORKS Electrical? If not, you can deselect it for installation. To do that, run the installation again and on the summary page, click change for ‘Product Selection,’ deselect SOLIDWORKS Electrical from the list, and proceed with the installation.
If you use SOLIDWORKS Electrical, please try the following to troubleshot the issue:
Under Electrical Options, on the Summary page of the Installation Manager, make sure the correct SQL server instance is selected in the Electrical options of the Installation Manager and try the installation.
You can try the following:
- Try renaming the current instance TEW_SQLEXPRESS to TEW_SQLEXPRESS_1
- Try to install with “Install with a new instance of SQL Server”