Table return nil ,please help?

table return nil the table gets the names and places them right but when i try to get the name to compare them it prints nil

prints 3 Lava Spiner Lava Spiner

and Lava Spiner 3 nil

local tab={}
for i,v in pairs(script.Parent.Parent.Frame.obbyremove:GetChildren())do
		for e,r in pairs (v.obbyview:GetChildren()) do
	if r.Name~="Camera" then
	
		table.insert(tab,v:WaitForChild("location").Value,r.Name) ---here
		print(v.location.Value)					--prints
		print(r.Name)							--prints
		print(tab[v.location.Value])				--prints
	end
		
		end
		
		
	end
	--obbycheck
	local obby=game.Workspace.Terrain.Obbyplot:FindFirstChild(values.Obbyname.Value)
	local maxed=false
	local obbynumberposition=1
	repeat 
		wait()
		for i,v in pairs(obby.Obby:GetChildren())do
			if v.ID.Value==obbynumberposition then
				if v.Name==tab[obbynumberposition]then       -- here
					obbynumberposition=obbynumberposition+1
				else
				
					maxed=true
					print(v.Name)					--prints
					print(obbynumberposition)		--prints
					print(tab[obbynumberposition])  --prints
				end
			end
		end
	print(obbynumberposition)
	until maxed==true or obbynumberposition >=#tab