What's incorrect in this script? (Printed through it, and the print ended at line 13.)

I printed "Hello", through the whole thing, and it ended at the local redteam part, where it clones it. That'd be line 13. But I don't know what the problem is....

repeat wait(0)until game:FindFirstChild("Teams")
local NumPlayers = 2 --Change this to the number of players needed
local GameTime = 250 --5 minutes
local A = game.Players
local A1 = "This service is unavailable, please wait until 1 more player joins..."
local A2 = "Welcome to the official meadows sfing game"
local A4 = "5"
local A3 = "The amount of players is successful, and the game will be starting in" .. A4 .. "Seconds.."
local A5 = "Teaming players..."
local A6 = "Blue team has won"
local A7 = "Red team has won"
local BlueTeam = game.Teams:WaitForChild("BlueTeam"):Clone()
local RedTeam = game.Teams:WaitForChild("RedTeam"):Clone()
local redplayers = 0
local blueplayers = 0
local M = Instance.new("Message",game.Workspace)
local H = Instance.new("Hint",game.Workspace)
local TimeForLoop = .5 --This will loop the script every .5 seconds
local players = 0
local GameRun = false
local GameOver = false
local RegenTeams = false

function fixTeams()
local Blue = BlueTeam:Clone()
Blue.Parent = game.Teams
local Red = RedTeam:Clone()
Red.Parent = game.Teams 
end

function checkSpectators()
spectators = 0
for _, player in pairs(game.Players:GetChildren()) do
if player.TeamColor == game.Teams.Spectators.TeamColor then
spectators = spectators + 1
if(spectators >= NumPlayers) then
BlueTeam:remove()
RedTeam:remove()

wait(3)
end
end
end
end

function findwinner()
if GameOver then
for _, player in pairs(game.Players:GetPlayers()) do
if player.TeamColor == BlueTeam.TeamColor then
players = blueplayers + 1
wait(5)
if blueplayers == 0 then
print("Blue team has lost")
M.Text = A7
elseif player.TeamColor == RedTeam.TeamColor then
players = redplayers + 1
if redplayers == 0 then
print("Red team has lost")
M.Text = A6
end
end
end
end
end
end

function RegenPlrs()
for i,v in pairs(game.Players:GetPlayers())do
if v and v.Character then
v.Character:BreakJoints()
end
end
end

function StartGame()
if GameRun then
fixteams()
RegenPlrs()
checkspectators()
findwinner()
end
end

coroutine.resume(coroutine.create(function()
while wait(TimeForLoop)do
if not #A:GetPlayers() >= NumPlayers then
M.Text = A1
else
StartGame()
M.Text = ""
wait(1)
M.Text = A2
wait(5)
M.Text = A3
for z = 5, 0, -1 do
M.Text = ""..z
wait(1)
end
for i = GameTime, 0, -1 do
H.Text = "Time left: "..i
wait(1)
end
wait(2)
M.Text = "Times up!"
wait(2)
M.Text = "Starting new round..."
wait(2.5)
end
end
end))