That is because a monsters is walking on the vip tile... use this:
--- VIP Tile by Kekox
function onStepIn(cid, item, position, fromPosition)
if(isPlayer(cid))then
if(getPlayerVipDays(cid) == 0)then
doTeleportThing(cid, fromPosition, FALSE)
end
else
doRemoveCreature(cid)
end
return...