callback parameter should be a function.dawnport_max_level.lua:

[ZIoberZorba]

Hi, i'm having a problem with an error that appears inmy distro, I am newbie in how to program your otserver. Someone can help me with this error?

2022-08-18 08:06:37 -  [2022-18-08 08:06:37.174] [error] Lua script error: luaAddEvent
2022-08-18 08:06:37 -  [2022-18-08 08:06:37.174] [error] callback parameter should be a function.
2022-08-18 08:06:37 -  stack traceback:
2022-08-18 08:06:37 -   [C]: in function 'addEvent'
2022-08-18 08:06:37 -   ...ta/scripts/creaturescripts/others/dawnport_max_level.lua:14: in function <...ta/scripts/creaturescripts/others/dawnport_max_level.lua:3>

ta/scripts/creaturescripts/others/dawnport_max_level.lua :

local dawnportMaxLevel = CreatureEvent("DawnportMaxLevel")

function dawnportMaxLevel.onAdvance(creature, target)
    local player = creature:getPlayer()
    if not player then
        return true
    end

    local town = player:getTown()
    if player:getLevel() == 20 and town and town:getId() == TOWNS_LIST.DAWNPORT then
        player:sendTextMessage(MESSAGE_EVENT_ADVANCE,
            "You have reached the limit level and have to choose your vocation and leave Dawnport.")
        -- Adds the event that teleports the player to the temple in five minutes after reaching level 20
        addEvent(teleportToDawnportTemple, 5 * 60 * 1000, player:getId())
    end
    return true
end

dawnportMaxLevel:register()