This is due to the 3x slower but 3x more efficient hopper system. A autocrafter crafting melon blocks works by watching until all the slots are filled. (normally with 1 melon each slot) but due to the system, each slot gets 3. And most only let the autocrafter "craft" once when its filled, but if its still filled.. it wont work! And will fill up and will not send anything out. Is there any fix for this? I use this system: 