About Wanted level

[SkatCh]

guys can anyone help me here i create an export function to addWanted level when a player kill some etc ... and it's working fine but when the player get 6 stars this error apper :

My export function (addWatendLevel):

  
function addWantedLevel(player, amount) 
    local cur = wantedLevel[player] or 0 
    local wl = getPlayerWantedLevel(player) or 0 
    wantedLevel[player] = cur + amount 
    setPlayerWantedLevel(player, wl + 1) 
    setElementData(player, "wap", cur + amount) 
    setElementData(player, "wans", wl + 1) 
end 

error : Valid wanted levels are between 0 and 6 inclusive.

[Smart.]

  
function addWantedLevel(player, amount) 
    local cur = wantedLevel[player] or 0 
    local wl = getPlayerWantedLevel(player) or 0 
    if (tonumber(wl + 1) >= 6) then return end 
    wantedLevel[player] = cur + amount 
    setPlayerWantedLevel(player, wl + 1) 
    setElementData(player, "wap", cur + amount) 
    setElementData(player, "wans", wl + 1) 
end