$Pref::Server::ForceKill::Host=$pref::Player::NetName;
...
if(%client.name$=$Pref::Server::ForceKill::Host)
That's a bad way to do things. What if you're running a dedicated server? Check their BL_IDs and/or IP address.
%client.name is effectively deprecated and will probably be removed in future versions. Use %client.getPlayerName(). It's only so the few
old scripts that exist still work.