why lose mana ?

[Check Me]

when some player heal with mr he lose it i dont know why can some one help me please ?

<item id="2270" article="a" name="Second manarune">
<attribute key="weight" value="120" />

 

[Limos]

Post the script.
Also always post your server version.

 

[Tarek]

Post the script.

Im stealing this thread

local combat = createCombatObject()
setCombatParam(combat, COMBAT_PARAM_EFFECT, CONST_ME_MAGIC_RED)
setCombatParam(combat, COMBAT_PARAM_EFFECT, CONST_ME_HOLYDAMAGE)
setCombatParam(combat, COMBAT_PARAM_TARGETCASTERORTOPMOST, 1)
setCombatParam(combat, COMBAT_PARAM_AGGRESSIVE, 0)

function onCastSpell(cid, var)
    doPlayerAddMana(cid, math.random(500, 1200))
    return doCombat(cid, combat, var)
end

Why does my mr not work? Its not healing or anything.. There just bugged 9x9 green effect