i got a problem when i click into my shop GUI Can you fix it?

This is the problem: 18:43:50.333 - Players.RedDevED.PlayerGui.Shop.Core:111: attempt to index nil with 'Clone'

Code:

-- Core UI localscript

local availableTools = game.ReplicatedStorage:WaitForChild("GetTools"):InvokeServer() local mainFrame = script.Parent:WaitForChild("MainFrame") local safeArea = mainFrame:WaitForChild("SafeArea") local itemInformation = safeArea:WaitForChild("ItemInformation") local infoFrame = itemInformation.InfoFrame local selectedItem = itemInformation.SelectedItem local equippedItem = itemInformation.EquippedItem local numberOfItems = #availableTools

local itemFrame = safeArea.ItemFrame local shopButton = script.Parent:WaitForChild("ShopButton") local buyButton = infoFrame.BuyButton local equippedItemViewport = script.Parent:WaitForChild("EquippedItemViewport") local itemViewport = itemInformation.ItemViewport

game.ReplicatedStorage.SendEquipped.OnClientEvent:Connect(function(equipped) equippedItem.Value = equipped if equippedItem.Value ~= "" then local fakeCam = Instance.new ("Camera") fakeCam.Parent = equippedItemViewport local handle = game.ReplicatedStorage:WaitForChild("ToolModels"):FindFirstChild(equippedItem.Value.."Handle"):Clone() handle.Parent = equippedItemViewport equippedItemViewport.CurrentCamera = fakeCam fakeCam.CFrame = handle.CameraCFrame.Value end end)

shopButton.MouseButton1Click:Connect(function() mainFrame.Visible = not mainFrame.Visible end)

local PADDING_X = 0.02 local DROPDOWN_Y = 0.2 local DROPDOWN_X = 0.25

local item1 = itemFrame:WaitForChild("Item1")

local box local numRows = 1

for i = 1,numberOfItems,1 do

if i == 1 then
	box = item1
else
	
	box = item1:Clone()
	box.Name = "Item"..i
	box.Parent = itemFrame
	
	
	if (i-1) / (4*numRows) == 1 then
		--New row
		numRows = numRows + 1
		box.Position = UDim2.new(PADDING_X,0,box.Position.Y.Scale,0) + UDim2.new(0,0, DROPDOWN_Y*(numRows - 1))
	else
		--Add to the X only
		box.Position = itemFrame["Item"..(i-1)].Position + UDim2.new(DROPDOWN_X,0,0,0)
	end
	
end


box.MouseButton1Click:Connect(function()
	for _, v in pairs(itemViewport:GetChildren()) do
		if not v:IsA("Frame") then
			v:Destroy()
		end
	end
	
	local itemViewportCam = Instance.new("Camera")
	itemViewportCam.Parent = itemViewport
	
	local handle = game.ReplicatedStorage:WaitForChild("ToolModels"):FindFirstChild(availableTools[i][1].."Handle"):Clone()
	handle.Parent = itemViewport
	
	itemViewport.CurrentCamera = itemViewportCam
	itemViewportCam.CFrame = handle.CameraCFrame.Value
	
	local owned =game.ReplicatedStorage.ItemCheck:InvokeServer(availableTools[i][1])
	
	if equippedItem.Value == availableTools[i][1] then
		infoFrame.Cash.Text = "Owned"
		infoFrame.BuyButton.Text = "Unequip"
	elseif owned == true then
		infoFrame.Cash.Text = "Owned"
		infoFrame.BuyButton.Text = "Equip"
	else
		infoFrame.BuyButton.Text = "Buy"
		infoFrame.Cash.Text = "$"..availableTools[i][2]
	end
	
	infoFrame.ItemName.Text = availableTools[i][1]
	selectedItem.Value =availableTools[i][1]
	
	for _, v in pairs(itemFrame:GetChildren()) do
		if v:IsA("ImageButton") then
			v.BorderSizePixel = 0
		end
	end
	
	itemFrame["Item"..i].BorderSizePixel = 4
	
end)

local fakeCam = Instance.new("Camera")
fakeCam.Parent = box.VPF
local handle = game.ReplicatedStorage:WaitForChild("ToolModels"):FindFirstChild(availableTools[i][1].."Handle"):Clone()
handle.Parent = box.VPF
box.VPF.CurrentCamera = fakeCam
fakeCam.CFrame = handle.CameraCFrame.Value
itemFrame["Item"..i].ItemName.Text = availableTools[i][1]

end

buyButton.MouseButton1Click:Connect(function() local result = game.ReplicatedStorage.PurchaseItem:InvokeServer(selectedItem.Value) if result == true then buyButton.BackgroundColor3 = Color3.fromRGB(42,149,42) buyButton.Text = "Bought!" wait(0.5) buyButton.Text = "Equip" buyButton.BackgroundColor3 = Color3.fromRGB(55,193,55) elseif result == "NotEnoughCash" then buyButton.BackgroundColor3 = Color3.fromRGB(204,31,31) buyButton.Text = "Not enough cash!" wait(0.5) buyButton.Text = "Buy" buyButton.BackgroundColor3 = Color3.fromRGB(55,193,55) elseif result == "Equipped" then equippedItem.Value = selectedItem.Value buyButton.BackgroundColor3 = Color3.fromRGB(42,149,42) buyButton.Text = "Equipped!" wait(0.5) buyButton.Text = "Unequip" buyButton.BackgroundColor3 = Color3.fromRGB(55,193,55) elseif result == "Unequipped" then equippedItem.Value = "" buyButton.BackgroundColor3 = Color3.fromRGB(42,149,42) buyButton.Text = "Unequipped" wait(0.5) buyButton.Text = "Equip" buyButton.BackgroundColor3 = Color3.fromRGB(55,193,55)

end

end)

if equippedItem.Value ~= "" then local fakeCam = Instance.new ("Camera") fakeCam.Parent = equippedItemViewport local handle = game.ReplicatedStorage:WaitForChild("ToolModels"):FindFirstChild(equippedItem.Value.."Handle"):Clone() handle.Parent = equippedItemViewport equippedItemViewport.CurrentCamera = fakeCam fakeCam.CFrame = handle.CameraCFrame.Value end

equippedItem:GetPropertyChangedSignal("Value"):Connect(function() if equippedItem.Value ~= "" then

	for _, v in pairs(equippedItemViewport:GetChildren()) do
		if not v:IsA("Folder") then
			v:Destroy()
		end
	end
	
    local fakeCam = Instance.new ("Camera")
    fakeCam.Parent = equippedItemViewport
    local handle = game.ReplicatedStorage:WaitForChild("ToolModels"):FindFirstChild(equippedItem.Value.."Handle"):Clone()
    handle.Parent = equippedItemViewport
    equippedItemViewport.CurrentCamera = fakeCam
    fakeCam.CFrame = handle.CameraCFrame.Value
else
	for _, v in pairs(equippedItemViewport:GetChildren()) do
		if not v:IsA("Folder") then
			v:Destroy()
		end
	end
end

end)