Hi. I downloaded script for Canary server for EXP Boost, but i have a problem.
When i use scroll (ID: 22772) in console i got this error:
boost_experience_itemCanary1340.lua:
also boost_experience_item.lua:
Can someone explain it for me or just fix it?
When i use scroll (ID: 22772) in console i got this error:
Code:
[2025-11-02 11:42:00.065] [error] Lua script error:
scriptInterface: [Scripts Interface]
scriptId: [C:\Users\robpu\Desktop\TFSnajnowszy\data\scripts\actions\boost_experience_itemCanary1340.lua:callback]
timerEvent: []
callbackId:[]
function: []
error [...data\scripts\actions\boost_experience_itemCanary1340.lua:27: attempt to call method 'getXpBoostPercent' (a nil value)
stack traceback:
[C]: in function 'getXpBoostPercent'
...data\scripts\actions\boost_experience_itemCanary1340.lua:27: in function 'applyXpBoost'
...data\scripts\actions\boost_experience_itemCanary1340.lua:81: in function <...data\scripts\actions\boost_experience_itemCanary1340.lua:76>]boost_experience_itemCanary1340.lua:
LUA:
local expscroll = Action()
-- Define the exact XP boost to apply (50%)
local BOOST_XP_VALUE = 50
-- Define storage keys for boost tracking
GameStore = GameStore or {}
GameStore.Storages = GameStore.Storages or {}
GameStore.Storages.expBoostStart = 1000 -- This is where we store the start time of the boost
GameStore.Storages.expBoostCount = 1001 -- Used to check if the boost is already applied
-- Function to apply a 50% XP boost
local function applyXpBoost(player)
-- Check if a boost is already active
local currentBoost = player:getStorageValue(GameStore.Storages.expBoostCount) or 0
-- If a boost is active (i.e. we already have 50% XP boost)
if currentBoost == 1 then
local remainingTime = player:getXpBoostTime()
local minutes = math.floor(remainingTime / 60)
local seconds = remainingTime % 60
player:say("You already have an active 50% XP boost. Time left: " .. minutes .. " minutes and " .. seconds .. " seconds.", TALKTYPE_MONSTER_SAY)
return false -- Exit if a boost is already active
end
-- Add exactly 50% XP boost
local currentXpGain = player:getXpBoostPercent() or 100 -- Get the current XP gain
player:setXpBoostPercent(currentXpGain + BOOST_XP_VALUE) -- Add 50%
-- Set the boost duration to 60 minutes (3600 seconds)
player:setXpBoostTime(3600)
-- Mark that a 50% XP boost is active
player:setStorageValue(GameStore.Storages.expBoostCount, 1)
-- Set the start time for the XP boost
player:setStorageValue(GameStore.Storages.expBoostStart, os.time())
return true
end
-- Function to reset XP boost and revert to the player's original XP gain
local function resetXpBoost(player)
-- Get the player's current XP gain and reduce by 50%
local currentXpGain = player:getXpBoostPercent() or 100
player:setXpBoostPercent(currentXpGain - BOOST_XP_VALUE) -- Reduce by 50% boost
-- Reset boost time and start time
player:setXpBoostTime(0)
player:setStorageValue(GameStore.Storages.expBoostCount, 0) -- Mark that boost is no longer active
player:setStorageValue(GameStore.Storages.expBoostStart, -1) -- Reset start time
-- Inform the player
player:say("Your XP boost has expired. You are back to your previous experience rate.", TALKTYPE_MONSTER_SAY)
end
-- Function to check if XP boost has expired and reset it if necessary
local function checkXpBoostExpiration(player)
local boostStartTime = player:getStorageValue(GameStore.Storages.expBoostStart)
-- If no boost has started, skip the check
if boostStartTime == -1 or boostStartTime == nil then
return
end
-- Calculate how long the boost has been active
local elapsedTime = os.time() - boostStartTime
-- If the boost duration has passed (3600 seconds = 60 minutes), reset the boost
if elapsedTime >= 3600 then
resetXpBoost(player)
end
end
-- Main function for using XP scroll
function expscroll.onUse(player, item, fromPosition, itemEx, toPosition)
-- Check if the boost should be reset first
checkXpBoostExpiration(player)
-- Apply the XP boost if no other boost is active
if applyXpBoost(player) then
item:remove(1) -- Remove the scroll after use
end
return true -- XP boost successfully applied
end
-- Register action for XP scroll
expscroll:id(22772)
expscroll:register()
-- Check and apply boost when the player logs in
local login = CreatureEvent("onLogin")
function login.onLogin(player)
checkXpBoostExpiration(player) -- Check if the boost has expired at login
return true
end
login:register()
-- Periodically check if XP boost has expired during the game
function onThink(interval)
local players = Game.getPlayers() -- Get all online players
for _, player in ipairs(players) do
checkXpBoostExpiration(player) -- Check if the XP boost has expired for each player
end
return true
endalso boost_experience_item.lua:
LUA:
local expscroll = Action()
function expscroll.onUse(cid, item, fromPosition, itemEx, toPosition)
local player = Player(cid)
local remainingBoost = player:getExpBoostStamina()
local currentExpBoostTime = player:getExpBoostStamina()
local expBoostCount = player:getStorageValue(GameStore.Storages.expBoostCount)
if expBoostCount >= 3 then -- Xp boost can only be used 3 times a day
player:say('You have reached the limit for today, try again after Server Save.', TALKTYPE_MONSTER_SAY)
return true
end
if (remainingBoost > 0) then -- If player still has an active xp boost, don't let him use another one
player:say('You already have an active XP boost.', TALKTYPE_MONSTER_SAY)
return true
end
player:setStoreXpBoost(50)
player:setExpBoostStamina(currentExpBoostTime + 3600)
Item(item.uid):remove(1)
player:say('Your hour of 50% bonus XP has started!', TALKTYPE_MONSTER_SAY)
return true
end
expscroll:id(ITEMIDHERE)
expscroll:register()Can someone explain it for me or just fix it?
nGainExperience(target, exp, rawExp), add it anywhere inside, and test it.
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