Help! Script captured fish monster error is ->12:58 You can use it only specific monsters.

[zcorpy]

local t = {
    percent = 100, -- percent of health which allow to catch a monster
    vial = 5468, -- vial which should appear instead empty one.
    monsters = {
    --['monsterName'] = {min level to catch, chance to catch a monster},
        ['Triton'] = {10, 99},
        ['Jaws'] = {10, 99},
        ['Rotworm'] = {10, 99},
        ['Apocalypse Triton'] = {10, 99}
    }
}

function onUse(cid, item, fromPosition, itemEx, toPosition)
    local desc = getItemAttribute(item.uid, 'description') == nil and getItemInfo(item.itemid).description or getItemAttribute(item.uid, 'description')

    if isMonster(itemEx.uid) then
        if t.monsters[getCreatureName(itemEx.uid):lower()] then
            if getCreatureHealth(itemEx.uid) <= getCreatureMaxHealth(itemEx.uid) * t.percent / 100 then
                local desc = getItemAttribute(item.uid, 'description') == nil and getItemInfo(item.itemid).description or getItemAttribute(item.uid, 'description')
                if string.find(desc:lower(), 'catched monster:') == nil then
                    if getPlayerLevel(cid) < t.monsters[getCreatureName(itemEx.uid):lower()][1] then
                        return doPlayerSendTextMessage(cid, MESSAGE_STATUS_CONSOLE_ORANGE, 'You can\'t catch this monster. You are not enough experienced to do it.')
                    elseif getCreatureMaster(itemEx.uid) == cid then
                        return doPlayerSendTextMessage(cid, MESSAGE_STATUS_CONSOLE_ORANGE, 'You can\'t catch your own summon.')
                    end
                 

                    if math.random(1, 100) < t.monsters[getCreatureName(itemEx.uid):lower()][2] then
                        doSendMagicEffect(toPosition, CONST_ME_YALAHARIGHOST)

                        local newItem = doPlayerAddItem(cid, t.vial, 1)
                        doItemSetAttribute(newItem, 'description', desc .. ' Catched monster: ' .. getCreatureName(itemEx.uid):lower() .. '.')                   
                        doPlayerSendTextMessage(cid, MESSAGE_STATUS_CONSOLE_ORANGE, 'You successful catched ' .. getCreatureName(itemEx.uid):lower() .. '\'s soul into vial.')
                        doRemoveCreature(itemEx.uid)
                    else
                        doSendMagicEffect(toPosition, CONST_ME_GROUNDSHAKER)
                        doPlayerSendTextMessage(cid, MESSAGE_STATUS_CONSOLE_ORANGE, 'You failed at catching monster.')
                        doRemoveCreature(itemEx.uid)
                    end
                    doRemoveItem(item.uid)
                else
                    doPlayerSendTextMessage(cid, MESSAGE_STATUS_CONSOLE_ORANGE, 'You can\'t catch monster two times into same vial.')
                end
            else
                doPlayerSendTextMessage(cid, MESSAGE_STATUS_CONSOLE_ORANGE, 'Creature do not have require low health.')
            end
        else
            doPlayerSendTextMessage(cid, MESSAGE_STATUS_CONSOLE_ORANGE, 'You can use it only specific monsters.')
        end
    else
        doPlayerSendTextMessage(cid, MESSAGE_STATUS_CONSOLE_ORANGE, 'You can use it only on monsters.')
    end
    return true
end

 

[WibbenZ]

Rules for the Support board
#5

 

[Xikini]

all your monsters in table needs lowercase only
Triton -> triton
Jaws -> jaws