BuildCraft version: 7.99.13
Forge version: 14.23.1.2585
Link to crash report or log:
Singleplayer or multiplayer: Multiplayer
Additional information:
When using ProjectE and the AutoWorkbench i have found when inserting the philosopher's stone into it duplicates the philosopher's stone and fills it's inventory with them.

for future reference: please do not put the info between the <!-- tags as github will hide those, webhook did show them so i extracted the info and put it under 'additional information' where it belongs

also duplicate of #3944