CIS 4 does not open

Hi! installed the latest CIS ver 4 and it does not open says
“Error while loading resources from C:\Program Files\COMODO\Firewall\cfpconfg.dll. Aborting Application.”
can anyone please let me know how to solve this ?
my old ver 3.13.120 417.573 runs fine
I am only using the firewall part of the program