I'm trying to add the virtualizor server but I get this error in whmcs
FAILED: Unable to connect to Virtualizor. Make sure all ports 4081 to 4085 are open on your WHMCS server or check if the server details you entered are displayed in the Admin Panel >> Configuration >> Server Information - Unable to get any response from the admin panel. Check XXXXXXXXXXX:4085 -- Unable to get any response from the end user panel. Check XXXXXXXXXXX:4083
but I can log in using port :4085 4084 4083 everything is normal but when I try to add it I get an error