Alert message during installation of Bentley Descartes for MicroStation:
Please install a valid MicroStation or Bentley Powerproduct to install Bentley Descartes. See read me file
MicroStation version installed is not certified for Bentley Descartes for Microstation.
Go to the Fulfillment Center: https://select.bentley.com/FulfillmentCenter/
Search for Bentley Descartes for MicroStation and check on prerequisites or readme file to find out what MicroStation version needs to be installed.
Before installing the correct MicroStation version -> uninstall the current version on your system to avoid any problem.