@msbb 

Please try to clean uninstall and install WS by following below steps-

1) Uninstall WS Pro/Player.
2) Go to this location - C:\ProgramData\VMware and delete the folders for VMware Workstation and VMware Player. 
3) Go to this location - C:\Users\dtomar\AppData\Roaming\VMware and delete all the files inside
4) Go to this location - C:\Program Files (x86)\VMware and delete the folders for VMware Workstation and VMware Player.
5) Install WS Pro/Player

With respect to steps 2,3,4 you may have to go to D drive as @bluefirestorm pointed out. With respect to step 5 try installing Workstation on C drive.

Check if VMs are getting powered on.