help with jump

wait(2)
	coroutine.wrap(function()
		local old = hitHum.JumpPower
		hitHum.JumpPower = 0
		task.wait(debuff)
		hitHum.JumpPower = old
	end)()
	print("begin")
	local newbg = Instance.new("AlignOrientation", hit)
	local att0 = Instance.new("Attachment", hit)
	local att1 = Instance.new("Attachment", workspace.Invis)
	print("1")
	newbg.RigidityEnabled, newbg.Mode, newbg.Attachment0, newbg.Attachment1
		= true, Enum.OrientationAlignmentMode.TwoAttachment, att0, att1
	workspace.Invis.CFrame = hit.CFrame * CFrame.new(0, 0, -7)
	workspace.Invis.CFrame *= CFrame.Angles(math.rad(270), 0, 0)
	hit:ApplyImpulse(hit.AssemblyLinearVelocity*hit.AssemblyMass*-1)
	hit:ApplyAngularImpulse(hit.AssemblyAngularVelocity*hit.AssemblyMass*-1)
	hitHum:ChangeState(Enum.HumanoidStateType.FallingDown)
	print("2")
	if newbg then print("3") end
	task.wait(4)
	newbg:Destroy()
	att0:Destroy()
	print("done")