Summary of the problem Crash with Immersive Engi and Extra Utils Pack Version 1.1.2 What is the bug? When placing a fluid pipe from Immersive engineering next to a immersive engineering pump and under a magmatic generator from Extra Utils the game crashes and will crash upon reloading the world. Mod & Version Immersive Engineering-.10-53 & Extra Utilities2-1.10.2-1.1.3a Link to log file http://paste.feed-the-beast.com/view/dd1307aa Is it repeatable? see bug description Known Fix ¯\_(ツ)_/¯ use a different pipe? haven't tested.