If you have been grinding the same mobs for hours without a break, some versions of the game implement a "diminishing returns" mechanic. If your XP bar has turned a specific color (indicating fatigue), your drop rights might be restricted. 4. Quest Logic & Instance Locks
If the leader has set the loot to "Leader Only" or "Free-for-All," but your inventory is full, the game won't let you "touch" the loot to pass it or roll on it. aion you are unable to obtain items at the current time best
Occasionally, a desync between the client and the server makes the game think you are still looting a previous corpse. If you have been grinding the same mobs
Always keep a "Warehouse Ticket" or use your pet’s inventory if you have one to offload junk mid-grind. 2. Group Loot Rules & Distribution Quest Logic & Instance Locks If the leader