Problem with a DFrame and a weapon

[Dolotboy]

I made a weapon and his prmiary attack open a DFrame the frame open correctly but it open 3 time can you help me

self:SetNextPrimaryFire( CurTime() + self:SequenceDuration() + 0.1 )
function SWEP:PrimaryAttack()
    local AttackOne = vgui.Create( "DFrame" )
    AttackOne:SetPos( 100, 100 )
    AttackOne:SetSize( 300, 200 )
    AttackOne:SetTitle( "Test1" )
    AttackOne:SetDraggable( true )
    AttackOne:
    AttackOne:MakePopup()
end

[Axspeo]

The code is not complete, you got "AttackOne:" on ur "lastline-2"