[ProfeQ]

Код:

CMD:slap(playerid, params[])
{
    if(!IsPlayerAdmin(playerid))
        return SendClientMessage(playerid, 0x708090FF, "You are not a admin!");
        
	new targetid, string[128];
	if(isnull(params))
	    return SendClientMessage(playerid, 0x708090FF, "Syntax: /slap [playerid]");
	    
     if(!IsPlayerConnected(targetid))
	 	return SendClientMessage(playerid, 0xFFFFFFF,"That player is not connected to the server!");
	 	
	SetPlayerVelocity(targetid, 0.5, 0.0, 0.0);
	format(string, sizeof(string), "%s has slapped %s", GetName(playerid), GetName(targetid));
	SendMessageToRAdmins(0xFF0000FF, string);
	return 1;
}

Very messed up in your code. Don't use sscanf to a single command argument. You use the specifier "s" to the number that corresponds to a string. Take a look at my code and remember what and how.