Script just ignores the frame in the screengui why?

So, I am making a vote for a map gui but i got one problem the "MapVoting" script can't find the frame in the gui it just ignore the frame that it is sepose to find. And i dont know why this script cant find that frame so i need some help. Someone who knows why it just ignores the frame in the screengui?

Script:

local votedFor = 0
local info = require(game.ReplicatedStorage.MapInformation)

game.ReplicatedStorage.ServerRequest.ShowMapOptions.OnClientEvent:connect(function(map1,map2,map3)
    votedFor = 0

    local map1Info = info.GetDetails(map1)
    local map2Info = info.GetDetails(map2)
    local map3Info = info.GetDetails(map3)

    -- Map1
    script.Parent.Frame.Map1.MapName.Text = map1Info[2]
    script.Parent.Frame.Map1.Image = "rbxassetid://"..map1Info[3]
    -- Map2
    script.Parent.Frame.Map2.MapName.Text = map2Info[2]
    script.Parent.Frame.Map2.Image = "rbxassetid://"..map2Info[3]
    -- Map3
    script.Parent.Frame.Map3.MapName.Text = map3Info[2]
    script.Parent.Frame.Map3.Image = "rbxassetid://"..map3Info[3]

    script.Parent.Frame.Visible = true
    script.Parent.Frame:TweenPosition(UDim2.new(0.5,-250,0.5,-100),"Out","Quad",1)

    wait(10)
    script.Parent.Frame:TweenPosition(UDim2.new(0.5,-250,1.5,-100),"Out","Quad",1)  
    wait(2)
    script.Parent.Frame.Visible = false
end)

game.ReplicatedStorage.ServerRequest.ShowMapScores.OnClientEvent:connect(function(map1,map2,map3)
    script.Parent.Frame.Map1.Votes.Text = map1
    script.Parent.Frame.Map2.Votes.Text = map2
    script.Parent.Frame.Map3.Votes.Text = map3
end)

script.Parent.Frame.Map1.MouseButton1Click:connect(function()
    if votedFor == 0 then
        votedFor = 1
        game.ReplicatedStorage.ClientRequest.VoteForMap:FireServer(true,votedFor)
    elseif votedFor == 1 then
        game.ReplicatedStorage.ClientRequest.VoteForMap:FireServer(false,votedFor)
        votedFor = 0
    else
        game.ReplicatedStorage.ClientRequest.VoteForMap:FireServer(false,votedFor)
        votedFor = 1
        game.ReplicatedStorage.ClientRequest.VoteForMap:FireServer(true,votedFor)
    end
end)

script.Parent.Frame.Map2.MouseButton1Click:connect(function()
    if votedFor == 0 then
        votedFor = 2
        game.ReplicatedStorage.ClientRequest.VoteForMap:FireServer(true,votedFor)
    elseif votedFor == 2 then
        game.ReplicatedStorage.ClientRequest.VoteForMap:FireServer(false,votedFor)
        votedFor = 0
    else
        game.ReplicatedStorage.ClientRequest.VoteForMap:FireServer(false,votedFor)
        votedFor = 2
        game.ReplicatedStorage.ClientRequest.VoteForMap:FireServer(true,votedFor)
    end
end)

script.Parent.Frame.Map3.MouseButton1Click:connect(function()
    if votedFor == 0 then
        votedFor = 3
        game.ReplicatedStorage.ClientRequest.VoteForMap:FireServer(true,votedFor)
    elseif votedFor == 3 then
        game.ReplicatedStorage.ClientRequest.VoteForMap:FireServer(false,votedFor)
        votedFor = 0
    else
        game.ReplicatedStorage.ClientRequest.VoteForMap:FireServer(false,votedFor)
        votedFor = 3
        game.ReplicatedStorage.ClientRequest.VoteForMap:FireServer(true,votedFor)
    end
end)

Error:

17:24:50.273 - Frame is not a valid member of ScreenGui
17:24:50.273 - Stack Begin
17:24:50.274 - Script 'Players.Player2.PlayerGui.VoteGui.MapVoting', Line 36