It sounds like there’s a vestige of the old Fusion installation involved here. Try a full manual uninstall of Fusion per KB article https://kb.vmware.com/s/article/1017838 and not just move the application to the trash. Make sure you get the files in both
as noted in the article.
Then reboot and reinstall Fusion.
Your VMs won’t be touched. You will need your Fusion license key as the process deletes any existing installed licensing.