Would you please try below steps?
- Uninstall VMware Workstation.
- Delete all files under %TEMP% directory.
- Open cmd as administrator, and execute net stop vstor2-mntapi20-shared & sc delete vstor2-mntapi20-shared
- Delete files C:\Windows\System32\drivers\vstor2-mntapi20-shared.sys or vstor2.sys and if have
- Go to c:\windows\system32\drvstore, delete folder which is prefixed by vstor2
- Reboot host and install Workstation again.