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OTClient Lua Error

Helliot1

Helliot1

Owner of Empire Online
Joined
Jul 26, 2017
Messages
315
Solutions
1
Reaction score
58
Somebody can explain me this error ?? I wanna learn what I'm doing wrong..

Terminal OTC
Lua: 
ERROR: Unable to load module 'game_inventory': LUA ERROR:
/game_inventory/inventory.lua:117: attempt to index local 'itemWidget' (a nil value)
stack traceback:
    [C]: in function '__index'
    /game_inventory/inventory.lua:117: in function 'onInventoryChange'
    /game_inventory/inventory.lua:77: in function 'refresh'
    /game_inventory/inventory.lua:47: in function 'init'
    /game_inventory/inventory.otmod:8:[@onLoad]:1: in main chunk
    [C]: in function 'reloadModules'
    /client_modulemanager/modulemanager.lua:149: in function 'reloadAllModules'
    /client_modulemanager/modulemanager.otui:75: [@onClick]:2: in function </client_modulemanager/modulemanager.otui:75: [@onClick]:1>

Inventory.lua
Lua: 
InventorySlotStyles = {
  [InventorySlotHead] = "HeadSlot",
  [InventorySlotNeck] = "NeckSlot",
  [InventorySlotBack] = "BackSlot",
  [InventorySlotBody] = "BodySlot",
  [InventorySlotRight] = "RightSlot",
  [InventorySlotLeft] = "LeftSlot",
  [InventorySlotLeg] = "LegSlot",
  [InventorySlotFeet] = "FeetSlot",
  [InventorySlotFinger] = "FingerSlot",
  [InventorySlotAmmo] = "AmmoSlot",
  [InventorySlotGauntlets] = "GauntletsSlot",
  [InventorySlotBracers] = "BracersSlot",
  [InventorySlotRing2] = "Ring2Slot"
}

inventoryWindow = nil
inventoryPanel = nil
inventoryButton = nil
purseButton = nil

function init()
  connect(LocalPlayer, {
    onInventoryChange = onInventoryChange,
    onBlessingsChange = onBlessingsChange
  })
  connect(g_game, { onGameStart = refresh })

  g_keyboard.bindKeyDown('Ctrl+I', toggle)

  inventoryButton = modules.client_topmenu.addRightGameToggleButton('inventoryButton', tr('Inventory') .. ' (Ctrl+I)', '/images/topbuttons/inventory', toggle)
  inventoryButton:setOn(true)

  inventoryWindow = g_ui.loadUI('inventory', modules.game_interface.getRightPanel())
  inventoryWindow:disableResize()
  inventoryPanel = inventoryWindow:getChildById('contentsPanel')

  purseButton = inventoryPanel:getChildById('purseButton')
  local function purseFunction()
    local purse = g_game.getLocalPlayer():getInventoryItem(InventorySlotPurse)
    if purse then
      g_game.use(purse)
    end
  end
  purseButton.onClick = purseFunction

  refresh()
  inventoryWindow:setup()
end

function terminate()
  disconnect(LocalPlayer, {
    onInventoryChange = onInventoryChange,
    onBlessingsChange = onBlessingsChange
  })
  disconnect(g_game, { onGameStart = refresh })

  g_keyboard.unbindKeyDown('Ctrl+I')

  inventoryWindow:destroy()
  inventoryButton:destroy()
end

function toggleAdventurerStyle(hasBlessing)
  for slot = InventorySlotFirst, InventorySlotLast do
    local itemWidget = inventoryPanel:getChildById('slot' .. slot)
    if itemWidget then
      itemWidget:setOn(hasBlessing)
    end
  end
end

function refresh()
  local player = g_game.getLocalPlayer()
  for i = InventorySlotFirst, InventorySlotPurse do
    if g_game.isOnline() then
      onInventoryChange(player, i, player:getInventoryItem(i))
    else
      onInventoryChange(player, i, nil)
    end
    toggleAdventurerStyle(player and Bit.hasBit(player:getBlessings(), Blessings.Adventurer) or false)
  end

  purseButton:setVisible(g_game.getFeature(GamePurseSlot))
end

function toggle()
  if inventoryButton:isOn() then
    inventoryWindow:close()
    inventoryButton:setOn(false)
  else
    inventoryWindow:open()
    inventoryButton:setOn(true)
  end
end

function onMiniWindowClose()
  inventoryButton:setOn(false)
end

-- hooked events
function onInventoryChange(player, slot, item, oldItem)
  if slot > InventorySlotPurse then return end

  if slot == InventorySlotPurse then
    if g_game.getFeature(GamePurseSlot) then
      purseButton:setEnabled(item and true or false)
    end
    return
  end

  local itemWidget = inventoryPanel:getChildById('slot' .. slot)
  if item then
    itemWidget:setStyle('InventoryItem')
    itemWidget:setItem(item)
  else
    itemWidget:setStyle(InventorySlotStyles[slot])
    itemWidget:setItem(nil)
  end
end

function onBlessingsChange(player, blessings, oldBlessings)
  local hasAdventurerBlessing = Bit.hasBit(blessings, Blessings.Adventurer)
  if hasAdventurerBlessing ~= Bit.hasBit(oldBlessings, Blessings.Adventurer) then
    toggleAdventurerStyle(hasAdventurerBlessing)
  end
end
 
Sort by date Sort by votes
Helliot1 said:
Somebody can explain me this error ?? I wanna learn what I'm doing wrong..

Terminal OTC
Lua: 
ERROR: Unable to load module 'game_inventory': LUA ERROR:
/game_inventory/inventory.lua:117: attempt to index local 'itemWidget' (a nil value)
stack traceback:
    [C]: in function '__index'
    /game_inventory/inventory.lua:117: in function 'onInventoryChange'
    /game_inventory/inventory.lua:77: in function 'refresh'
    /game_inventory/inventory.lua:47: in function 'init'
    /game_inventory/inventory.otmod:8:[@onLoad]:1: in main chunk
    [C]: in function 'reloadModules'
    /client_modulemanager/modulemanager.lua:149: in function 'reloadAllModules'
    /client_modulemanager/modulemanager.otui:75: [@onClick]:2: in function </client_modulemanager/modulemanager.otui:75: [@onClick]:1>

Inventory.lua
Lua: 
InventorySlotStyles = {
  [InventorySlotHead] = "HeadSlot",
  [InventorySlotNeck] = "NeckSlot",
  [InventorySlotBack] = "BackSlot",
  [InventorySlotBody] = "BodySlot",
  [InventorySlotRight] = "RightSlot",
  [InventorySlotLeft] = "LeftSlot",
  [InventorySlotLeg] = "LegSlot",
  [InventorySlotFeet] = "FeetSlot",
  [InventorySlotFinger] = "FingerSlot",
  [InventorySlotAmmo] = "AmmoSlot",
  [InventorySlotGauntlets] = "GauntletsSlot",
  [InventorySlotBracers] = "BracersSlot",
  [InventorySlotRing2] = "Ring2Slot"
}

inventoryWindow = nil
inventoryPanel = nil
inventoryButton = nil
purseButton = nil

function init()
  connect(LocalPlayer, {
    onInventoryChange = onInventoryChange,
    onBlessingsChange = onBlessingsChange
  })
  connect(g_game, { onGameStart = refresh })

  g_keyboard.bindKeyDown('Ctrl+I', toggle)

  inventoryButton = modules.client_topmenu.addRightGameToggleButton('inventoryButton', tr('Inventory') .. ' (Ctrl+I)', '/images/topbuttons/inventory', toggle)
  inventoryButton:setOn(true)

  inventoryWindow = g_ui.loadUI('inventory', modules.game_interface.getRightPanel())
  inventoryWindow:disableResize()
  inventoryPanel = inventoryWindow:getChildById('contentsPanel')

  purseButton = inventoryPanel:getChildById('purseButton')
  local function purseFunction()
    local purse = g_game.getLocalPlayer():getInventoryItem(InventorySlotPurse)
    if purse then
      g_game.use(purse)
    end
  end
  purseButton.onClick = purseFunction

  refresh()
  inventoryWindow:setup()
end

function terminate()
  disconnect(LocalPlayer, {
    onInventoryChange = onInventoryChange,
    onBlessingsChange = onBlessingsChange
  })
  disconnect(g_game, { onGameStart = refresh })

  g_keyboard.unbindKeyDown('Ctrl+I')

  inventoryWindow:destroy()
  inventoryButton:destroy()
end

function toggleAdventurerStyle(hasBlessing)
  for slot = InventorySlotFirst, InventorySlotLast do
    local itemWidget = inventoryPanel:getChildById('slot' .. slot)
    if itemWidget then
      itemWidget:setOn(hasBlessing)
    end
  end
end

function refresh()
  local player = g_game.getLocalPlayer()
  for i = InventorySlotFirst, InventorySlotPurse do
    if g_game.isOnline() then
      onInventoryChange(player, i, player:getInventoryItem(i))
    else
      onInventoryChange(player, i, nil)
    end
    toggleAdventurerStyle(player and Bit.hasBit(player:getBlessings(), Blessings.Adventurer) or false)
  end

  purseButton:setVisible(g_game.getFeature(GamePurseSlot))
end

function toggle()
  if inventoryButton:isOn() then
    inventoryWindow:close()
    inventoryButton:setOn(false)
  else
    inventoryWindow:open()
    inventoryButton:setOn(true)
  end
end

function onMiniWindowClose()
  inventoryButton:setOn(false)
end

-- hooked events
function onInventoryChange(player, slot, item, oldItem)
  if slot > InventorySlotPurse then return end

  if slot == InventorySlotPurse then
    if g_game.getFeature(GamePurseSlot) then
      purseButton:setEnabled(item and true or false)
    end
    return
  end

  local itemWidget = inventoryPanel:getChildById('slot' .. slot)
  if item then
    itemWidget:setStyle('InventoryItem')
    itemWidget:setItem(item)
  else
    itemWidget:setStyle(InventorySlotStyles[slot])
    itemWidget:setItem(nil)
  end
end

function onBlessingsChange(player, blessings, oldBlessings)
  local hasAdventurerBlessing = Bit.hasBit(blessings, Blessings.Adventurer)
  if hasAdventurerBlessing ~= Bit.hasBit(oldBlessings, Blessings.Adventurer) then
    toggleAdventurerStyle(hasAdventurerBlessing)
  end
end
Click to expand...
Change this
Lua: 
-- hooked events
function onInventoryChange(player, slot, item, oldItem)
    if slot > InventorySlotPurse then return end

    if slot == InventorySlotPurse then
        if g_game.getFeature(GamePurseSlot) then
            purseButton:setEnabled(item and true or false)
        end
        return
    end

    local itemWidget = inventoryPanel:getChildById('slot' .. slot)
    if item then
        itemWidget:setStyle('InventoryItem')
        itemWidget:setItem(item)
    else
        itemWidget:setStyle(InventorySlotStyles[slot])
        itemWidget:setItem(nil)
    end
end
to this
Lua: 
-- hooked events
function onInventoryChange(player, slot, item, oldItem)
    if slot > InventorySlotPurse then return end

    if slot == InventorySlotPurse then
        if g_game.getFeature(GamePurseSlot) then
            purseButton:setEnabled(item and true or false)
        end
        return
    end

    local itemWidget = inventoryPanel:getChildById('slot' .. slot)
    if itemWidget then
        if item then
            itemWidget:setStyle('InventoryItem')
            itemWidget:setItem(item)
        else
            itemWidget:setStyle(InventorySlotStyles[slot])
            itemWidget:setItem(nil)
        end
    end
end
 
Upvote 0 Downvote
Digital said:
Change this
Lua: 
-- hooked events
function onInventoryChange(player, slot, item, oldItem)
    if slot > InventorySlotPurse then return end

    if slot == InventorySlotPurse then
        if g_game.getFeature(GamePurseSlot) then
            purseButton:setEnabled(item and true or false)
        end
        return
    end

    local itemWidget = inventoryPanel:getChildById('slot' .. slot)
    if item then
        itemWidget:setStyle('InventoryItem')
        itemWidget:setItem(item)
    else
        itemWidget:setStyle(InventorySlotStyles[slot])
        itemWidget:setItem(nil)
    end
end
to this
Lua: 
-- hooked events
function onInventoryChange(player, slot, item, oldItem)
    if slot > InventorySlotPurse then return end

    if slot == InventorySlotPurse then
        if g_game.getFeature(GamePurseSlot) then
            purseButton:setEnabled(item and true or false)
        end
        return
    end

    local itemWidget = inventoryPanel:getChildById('slot' .. slot)
    if itemWidget then
        if item then
            itemWidget:setStyle('InventoryItem')
            itemWidget:setItem(item)
        else
            itemWidget:setStyle(InventorySlotStyles[slot])
            itemWidget:setItem(nil)
        end
    end
end
Click to expand...

This don't work :(:(

Get this error:
Code: 
ERROR: Unable to load module 'game_inventory': LUA ERROR:
/game_inventory/inventory.lua:92: attempt to compare nil with number
stack traceback:
    [C]: in function '__lt'
    /game_inventory/inventory.lua:92: in function 'onInventoryChange'
    /game_inventory/inventory.lua:69: in function 'refresh'
    /game_inventory/inventory.lua:37: in function 'init'
    /game_inventory/inventory.otmod:8:[@onLoad]:1: in main chunk
    [C]: in function 'ensureModuleLoaded'
    /init.lua:46: in main chunk
ERROR: protected lua call failed: LUA ERROR:
/game_inventory/inventory.lua:92: attempt to compare nil with number
stack traceback:
    [C]: in function '__lt'
    /game_inventory/inventory.lua:92: in function 'onInventoryChange'
    /game_inventory/inventory.lua:67: in function </game_inventory/inventory.lua:63>
ERROR: protected lua call failed: LUA ERROR:
/game_inventory/inventory.lua:92: attempt to compare nil with number
stack traceback:
    [C]: in function '__lt'
    /game_inventory/inventory.lua:92: in function </game_inventory/inventory.lua:91>
ERROR: protected lua call failed: LUA ERROR:
/game_inventory/inventory.lua:92: attempt to compare nil with number
stack traceback:
    [C]: in function '__lt'
    /game_inventory/inventory.lua:92: in function </game_inventory/inventory.lua:91>
ERROR: protected lua call failed: LUA ERROR:
/game_inventory/inventory.lua:92: attempt to compare nil with number
stack traceback:
    [C]: in function '__lt'
    /game_inventory/inventory.lua:92: in function </game_inventory/inventory.lua:91>
ERROR: protected lua call failed: LUA ERROR:
/game_inventory/inventory.lua:92: attempt to compare nil with number
stack traceback:
    [C]: in function '__lt'
    /game_inventory/inventory.lua:92: in function </game_inventory/inventory.lua:91>
ERROR: protected lua call failed: LUA ERROR:
/game_inventory/inventory.lua:92: attempt to compare nil with number
stack traceback:
    [C]: in function '__lt'
    /game_inventory/inventory.lua:92: in function </game_inventory/inventory.lua:91>
ERROR: protected lua call failed: LUA ERROR:
/game_inventory/inventory.lua:92: attempt to compare nil with number
stack traceback:
    [C]: in function '__lt'
    /game_inventory/inventory.lua:92: in function </game_inventory/inventory.lua:91>
ERROR: protected lua call failed: LUA ERROR:
/game_inventory/inventory.lua:92: attempt to compare nil with number
stack traceback:
    [C]: in function '__lt'
    /game_inventory/inventory.lua:92: in function </game_inventory/inventory.lua:91>
 
Upvote 0 Downvote
Helliot1 said:
This don't work :(:(

Get this error:
Code: 
ERROR: Unable to load module 'game_inventory': LUA ERROR:
/game_inventory/inventory.lua:92: attempt to compare nil with number
stack traceback:
    [C]: in function '__lt'
    /game_inventory/inventory.lua:92: in function 'onInventoryChange'
    /game_inventory/inventory.lua:69: in function 'refresh'
    /game_inventory/inventory.lua:37: in function 'init'
    /game_inventory/inventory.otmod:8:[@onLoad]:1: in main chunk
    [C]: in function 'ensureModuleLoaded'
    /init.lua:46: in main chunk
ERROR: protected lua call failed: LUA ERROR:
/game_inventory/inventory.lua:92: attempt to compare nil with number
stack traceback:
    [C]: in function '__lt'
    /game_inventory/inventory.lua:92: in function 'onInventoryChange'
    /game_inventory/inventory.lua:67: in function </game_inventory/inventory.lua:63>
ERROR: protected lua call failed: LUA ERROR:
/game_inventory/inventory.lua:92: attempt to compare nil with number
stack traceback:
    [C]: in function '__lt'
    /game_inventory/inventory.lua:92: in function </game_inventory/inventory.lua:91>
ERROR: protected lua call failed: LUA ERROR:
/game_inventory/inventory.lua:92: attempt to compare nil with number
stack traceback:
    [C]: in function '__lt'
    /game_inventory/inventory.lua:92: in function </game_inventory/inventory.lua:91>
ERROR: protected lua call failed: LUA ERROR:
/game_inventory/inventory.lua:92: attempt to compare nil with number
stack traceback:
    [C]: in function '__lt'
    /game_inventory/inventory.lua:92: in function </game_inventory/inventory.lua:91>
ERROR: protected lua call failed: LUA ERROR:
/game_inventory/inventory.lua:92: attempt to compare nil with number
stack traceback:
    [C]: in function '__lt'
    /game_inventory/inventory.lua:92: in function </game_inventory/inventory.lua:91>
ERROR: protected lua call failed: LUA ERROR:
/game_inventory/inventory.lua:92: attempt to compare nil with number
stack traceback:
    [C]: in function '__lt'
    /game_inventory/inventory.lua:92: in function </game_inventory/inventory.lua:91>
ERROR: protected lua call failed: LUA ERROR:
/game_inventory/inventory.lua:92: attempt to compare nil with number
stack traceback:
    [C]: in function '__lt'
    /game_inventory/inventory.lua:92: in function </game_inventory/inventory.lua:91>
ERROR: protected lua call failed: LUA ERROR:
/game_inventory/inventory.lua:92: attempt to compare nil with number
stack traceback:
    [C]: in function '__lt'
    /game_inventory/inventory.lua:92: in function </game_inventory/inventory.lua:91>
Click to expand...
It does work this is just a new error. Post the code with the changes you made or just post line 92
Code: 
/game_inventory/inventory.lua:92: attempt to compare nil with number
 
Upvote 0 Downvote
This is the code.

@Edit: I removed the Purse from my server....

Lua: 
InventorySlotStyles = {
  [InventorySlotHead] = "HeadSlot",
  [InventorySlotNeck] = "NeckSlot",
  [InventorySlotBack] = "BackSlot",
  [InventorySlotBody] = "BodySlot",
  [InventorySlotRight] = "RightSlot",
  [InventorySlotLeft] = "LeftSlot",
  [InventorySlotLeg] = "LegSlot",
  [InventorySlotFeet] = "FeetSlot",
  [InventorySlotFinger] = "FingerSlot",
  [InventorySlotAmmo] = "AmmoSlot",
  [InventorySlotGauntlets] = "GauntletsSlot",
  [InventorySlotBracers] = "BracersSlot",
  [InventorySlotRing2] = "Ring2Slot"
}

inventoryWindow = nil
inventoryPanel = nil
inventoryButton = nil

function init()
  connect(LocalPlayer, {
    onInventoryChange = onInventoryChange,
    onBlessingsChange = onBlessingsChange
  })
  connect(g_game, { onGameStart = refresh })

  g_keyboard.bindKeyDown('Ctrl+I', toggle)

  inventoryButton = modules.client_topmenu.addRightGameToggleButton('inventoryButton', tr('Inventory') .. ' (Ctrl+I)', '/images/topbuttons/inventory', toggle)
  inventoryButton:setOn(true)

  inventoryWindow = g_ui.loadUI('inventory', modules.game_interface.getRightPanel())
  inventoryWindow:disableResize()
  inventoryPanel = inventoryWindow:getChildById('contentsPanel')

  refresh()
  inventoryWindow:setup()
end

function terminate()
  disconnect(LocalPlayer, {
    onInventoryChange = onInventoryChange,
    onBlessingsChange = onBlessingsChange
  })
  disconnect(g_game, { onGameStart = refresh })

  g_keyboard.unbindKeyDown('Ctrl+I')

  inventoryWindow:destroy()
  inventoryButton:destroy()
end

function toggleAdventurerStyle(hasBlessing)
  for slot = InventorySlotFirst, InventorySlotLast do
    local itemWidget = inventoryPanel:getChildById('slot' .. slot)
    if itemWidget then
      itemWidget:setOn(hasBlessing)
    end
  end
end

function refresh()
  local player = g_game.getLocalPlayer()
  for i = InventorySlotFirst, InventorySlotLast do
    if g_game.isOnline() then
      onInventoryChange(player, i, player:getInventoryItem(i))
    else
      onInventoryChange(player, i, nil)
    end
    toggleAdventurerStyle(player and Bit.hasBit(player:getBlessings(), Blessings.Adventurer) or false)
  end

end

function toggle()
  if inventoryButton:isOn() then
    inventoryWindow:close()
    inventoryButton:setOn(false)
  else
    inventoryWindow:open()
    inventoryButton:setOn(true)
  end
end

function onMiniWindowClose()
  inventoryButton:setOn(false)
end

-- hooked events
function onInventoryChange(player, slot, item, oldItem)
    if slot > InventorySlotPurse then return end
    if slot == InventorySlotPurse then
        if g_game.getFeature(GamePurseSlot) then
            purseButton:setEnabled(item and true or false)
        end
        return
    end
    local itemWidget = inventoryPanel:getChildById('slot' .. slot)
    if itemWidget then
        if item then
            itemWidget:setStyle('InventoryItem')
            itemWidget:setItem(item)
        else
            itemWidget:setStyle(InventorySlotStyles[slot])
            itemWidget:setItem(nil)
        end
    end
end

function onBlessingsChange(player, blessings, oldBlessings)
  local hasAdventurerBlessing = Bit.hasBit(blessings, Blessings.Adventurer)
  if hasAdventurerBlessing ~= Bit.hasBit(oldBlessings, Blessings.Adventurer) then
    toggleAdventurerStyle(hasAdventurerBlessing)
  end
end
 
Upvote 0 Downvote
change this
Lua: 
-- hooked events
function onInventoryChange(player, slot, item, oldItem)
    if slot > InventorySlotPurse then return end
    if slot == InventorySlotPurse then
        if g_game.getFeature(GamePurseSlot) then
            purseButton:setEnabled(item and true or false)
        end
        return
    end
    local itemWidget = inventoryPanel:getChildById('slot' .. slot)
    if itemWidget then
        if item then
            itemWidget:setStyle('InventoryItem')
            itemWidget:setItem(item)
        else
            itemWidget:setStyle(InventorySlotStyles[slot])
            itemWidget:setItem(nil)
        end
    end
end
to this
Lua: 
-- hooked events
function onInventoryChange(player, slot, item, oldItem)
    if not slot or not InventorySlotPurse then return end
    if slot > InventorySlotPurse then return end
    if slot == InventorySlotPurse then
        if g_game.getFeature(GamePurseSlot) then
            purseButton:setEnabled(item and true or false)
        end
        return
    end
    local itemWidget = inventoryPanel:getChildById('slot' .. slot)
    if itemWidget then
        if item then
            itemWidget:setStyle('InventoryItem')
            itemWidget:setItem(item)
        else
            itemWidget:setStyle(InventorySlotStyles[slot])
            itemWidget:setItem(nil)
        end
    end
end
 
Upvote 0 Downvote
Nice @Digital !! Now I don't have any error, but it don't show my equipments there

@Edit: Bro, Now it's working..

I deleted this part. Thanks for the attention Bro!!

Lua: 
    if not slot or not InventorySlotPurse then return end
    if slot > InventorySlotPurse then return end
    if slot == InventorySlotPurse then
        if g_game.getFeature(GamePurseSlot) then
            purseButton:setEnabled(item and true or false)
        end
        return
    end
 
Last edited:
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