"Database configuration failed. The request is not supported." error in Configuration Wizard on the SolarWinds Platform

The Configuration Wizard for SolarWinds Platform Database FAILED. Database configuration failed.

In the Configuration Wizard log at C:\ProgramData\SolarWinds\Logs\Orion on the SolarWinds Platform server, you will see the following:

INFO  CertificateManager - No sslcert http configuration for endpoint 0.0.0.0:17778 exists. Creating a new one. System.IO.FileNotFoundException: No SSL Certificate configuration for IP Endpoint 0.0.0.0:17778 could be found. ---> System.ComponentModel.Win32Exception (0x80004005): The system cannot find the file specified
   at SolarWinds.Orion.Common.HttpSys.DeleteSslCertConfig(IPEndPoint endpoint)
   at SolarWinds.ConfigurationWizard.Plugin.Orion.CertificateConfigurationHelper.AddHttpSysSslCertConfig(Int32 port, X509Certificate2 cert, ConfigurationLogDelegate logger)
2025-09-03 15:25:59,937 [15] INFO  ConfigureDatabase - No sslcert http configuration for endpoint 0.0.0.0:17778 exists. Creating a new one.
2025-09-03 15:25:59,953 [15] ERROR TaskAdapter - Error running task Orion.ConfigureDatabase SolarWinds Platform Database
System.ComponentModel.Win32Exception (0x80004005): The request is not supported

IIS Hardening has been implemented.

• NOTE:
  Before making any changes, make sure that you have a recent database backup, a snapshot of the VM, or a restore point of the physical server. If you have any database-related concerns, work with your DBA.

1. RDP to the Main SolarWinds Platform Server.
2. Stop the SolarWinds services via the SolarWinds Platform Service Manager.
3.  Open the Server Manager.
4. Uninstall IIS.
5. Clear the .Net cache.
6. Reboot the server.
7. Once the server comes back up, run the Configuration Wizard as an administrator.
8. The Configuration Wizard will complete with no errors.