CFrame not working? Anyone knows how to fix this? I am tired of trying to get to post on devforum.

When i run this script there comes an error message: ServerScriptService.Main:63: attempt to index nil with 'CFrame'

here is my code

pls help

its in the line 63

-- Define variables

local ReplicatedStorage = game:GetService("ReplicatedStorage")

local ServerStorage = game:GetService("ServerStorage")

local MapsFolder = ServerStorage:WaitForChild("Maps")

local Status = ReplicatedStorage:WaitForChild("Status")

local GameLength = 50

local reward = 25

-- Game Loop

while true do

    Status.Value = "Waiting for enough players"

    repeat wait(1) until game.Players.NumPlayers >= 1

    Status.Value = "Intermission"

    wait(10)

    local plrs = {}

    for i, player in pairs(game.Players:GetPlayers()) do
        if player then
            table.insert(plrs,player) -- Add each player into plrs table
        end
    end

    wait(2)

    local AvailableMaps = MapsFolder:GetChildren()

    local ChosenMap = AvailableMaps[math.random(1,#AvailableMaps)]

    Status.Value = ChosenMap.Name.." Chosen"

    local ClonedMap = ChosenMap:Clone()
    ClonedMap.Parent = workspace

    -- Teleport players to the map

    local Spawn = ClonedMap:FindFirstChild("Spawn")

    if not Spawn then
        print("Spawn not found!")
    end

    local AvailableSpawnPoints = Spawn:GetChildren()

    for i, player in pairs(plrs) do
        if player then
            character = player.Character

            if character then
                -- Teleport them

                character:FindFirstChild("HumanoidRootPart").CFrame = AvailableSpawnPoints[1].CFrame
                table.remove(AvailableSpawnPoints,1)


                -- Give them a sword

                local Sword = ServerStorage.Sword:Clone()
                Sword.Parent = player.Backpack

                local GameTag = Instance.new("BoolValue")
                GameTag.Name = "GameTag"
                GameTag.Parent = player.Character

            else
                -- There is no character
                if not player then
                    table.remove(plrs,i)
                end
            end
        end
    end


    Status.Value = "Get ready to play!"

    wait(2)

    for i = GameLength,0,-1 do

        for x, player in pairs(plrs) do
            if player then

                character = player.Character

                if not character then
                    -- Left the game
                else
                    if character:FindFirstChild("GameTag") then
                        -- They are still alive
                        print(player.Name.." is still in the game!")
                    else
                        -- They are dead
                        table.remove(plrs,x)
                        print(player.Name.." has been removed!")
                    end
                end
            else
                table.remove(plrs,x)
                print(player.Name.." has been removed!")
            end
        end

        Status.Value = "There are "..i.." seconds remaining, and "..#plrs.." players left"

        if #plrs == 1 then
            -- Last person standing
            Status.Value = "The winner is "..plrs[1].Name
            plrs[1].leaderstats.Bucks.Value = plrs[1].leaderstats.Bucks.Value + reward
            break
        elseif #plrs == 0 then
            Status.Value = "Nobody won!"
            break
        elseif i == 0 then
            Status.Value = "Time up!"
            break
        end

        wait(1)
    end

    print("End of game")

    for i, player in pairs(game.Players:GetPlayers()) do
        character = player.Character

        if not character then
            -- Ignore them
        else
            if character:FindFirstChild("GameTag") then
                character.GameTag:Destroy()
            end

            if player.Backpack:FindFirstChild("Sword") then
                player.Backpack.Sword:Destroy()
            end

            if character:FindFirstChild("Sword") then
                character.Sword:Destroy()
            end

        end

        player:LoadCharacter()
    end

    ClonedMap:Destroy()

    Status.Value = "Game ended"

    wait(2)
end