Help with my action?

My char buy supreme potion, and no mana potion, what can be wrong?

PHP Code:

---

    local Potionmana = getuseroption("MPtobuy")
    local vida = getuseroption("HPtobuy")
npctalk("hi")
sellflasks()
wait(800)
local ActualAmount = (Potionmana)
while ActualAmount > 0 do
buyitemsupto(getuseroption("ManaType"),Potionmana)
wait(1000)
moveitems(getuseroption("ManaType"),getlootingdestination("extrabp"), getlootingdestination('mainbp'), 100)
wait(500)
ActualAmount = ActualAmount - 100
end
wait(800)
---
local ActualAmount = (vida)
while ActualAmount > 0 do
buyitemsupto(getuseroption("HPname"),vida)
wait(1000)
moveitems(getuseroption("HPname"),getlootingdestination("extrabp"), getlootingdestination('mainbp'), 100)
wait(500)
ActualAmount = ActualAmount - 100
end
wait(800)
--
npcsay("bye") 


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