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ConQuest stopped working on Windows after I updated from 2023.1

Solution

This is because a runtime library msvcr90.dll was removed in the 2023.2 release, and the system version of this library does not work for everyone. Make sure that both the following runtime libraries are installed.

Then run Microsoft Update to make sure Windows is up to date and reboot your computer.

If installing the runtime libraries and running Microsoft Update does not solve the problem please contact support@ccdc.cam.ac.uk.