Lua Chat Error

local ChatPrefix = "#w"
local WorldChannelName = "Team Kronos | World Chat"
local CooldownTimer = 3

local Class = {
        ["Warrior"] = "|cff00ff00|TInterface\\icons\\INV_Sword_27.png:15|t|r|cffff0000",
        ["Paladin"] = "|cff00ff00|TInterface\\icons\\INV_Hammer_01.png:15|t|r|cffff0000",
        ["Hunter"] = "|cff00ff00|TInterface\\icons\\INV_Weapon_Bow_07.png:15|t|r|cffff0000",
        ["Rogue"] = "|cff00ff00|TInterface\\icons\\INV_ThrowingKnife_04.png:15|t|r|cffff0000",
        ["Priest"] = "|cff00ff00|TInterface\\icons\\INV_Staff_30.png:15|t|r|cffff0000",
        ["Death Knight"] = "|cff00ff00|TInterface\\icons\\Spell_Deathknight_ClassIcon.png:15|t|r|cffff0000",
        ["Shaman"] = "|cff00ff00|TInterface\\icons\\inv_jewelry_talisman_04.png:15|t|r|cffff0000",
        ["Mage"] = "|cff00ff00|TInterface\\icons\\INV_Staff_30.png:15|t|r|cffff0000",
        ["Warlock"] = "|cff00ff00|TInterface\\icons\\INV_Staff_30.png:15|t|r|cffff0000",
        ["Druid"] = "|cff00ff00|TInterface\\icons\\Ability_Druid_Maul.png:15|t|r|cffff0000",
        };

local RCD = {};
function ChatSystem(event, pPlayer, msg, _, _)
        if (msg:find(ChatPrefix.." ") == 1) then
                if RCD[pPlayer:GetName()] ~= nil and ((os.clock()-RCD[pPlayer:GetName()])) <= CooldownTimer then
                        pPlayer:SendAreaTriggerMessage("|cFFFF0000Du musst "..CooldownTimer.." sekunden warten bis du wieder Chatten kannst!")
                else
                        RCD[pPlayer:GetName()] = os.clock()
                        for _, v in pairs(GetPlayersInWorld()) do
                                if(pPlayer:GetTeam() == 1) then
                                v:SendBroadcastMessage("|cFFCC0066["..WorldChannelName.."] |cff00ff00|TInterface\\icons\\Inv_Misc_Tournaments_banner_Orc.png:15|t"..Class[pPlayer:GetClass()].."|r |cFFCC0066[|r|cffff6060"..pPlayer:GetName().."|r|cFFCC0066]: |r|cff71C671"..msg:gsub(ChatPrefix.." ", "").."|r")
                                else
                                v:SendBroadcastMessage("|cFFCC0066["..WorldChannelName.."] |cff00ff00|TInterface\\icons\\Inv_Misc_Tournaments_banner_Human.png:15|t"..Class[pPlayer:GetClass()].."|r |cFFCC0066[|r|cff00ccff"..pPlayer:GetName().."|r|cFFCC0066]: |r|cff71C671"..msg:gsub(ChatPrefix.." ", "").."|r")
                        end
                end
                return false
        end
        return true
        end
end

RegisterServerHook(18, ChatSystem)