Intro:

Discovered exploit involving items duplicating after crystals have been consumed to materialize items. Potentially infinite duplication glitch.

Description:

1. Put required crystal in Crystal Bag (example - Dreadium.)
2. put Crystal Bag in Materializer
3. Select item of choice.
4. Click the item until it disappears from Materilizer menu.
5. While Matierializer menu is still opened and the item hovered over the now blank slot, Rapidly left click the blank slot until stack limit is reached. Unless the GUI window is closed, this exploit can be replicated endlessly.

Tested steps in both Survival + Creative.

Exploit discovery date - 12/6/2021 | time - 5:40 PM (Eastern)

Crash report:

Affected versions ("latest" is NOT a version):

• Minecraft: 1.12.2
• Forge: 14.23.5.2855
• AbyssalCraft: 1.10.4

Latest log file for when the issue was present:

https://pastebin.com/5MYandK4