• Version 6.340
• Minecraft 1.12.2
• Forge 8.0.99.99
• Crash report: [https://hatebin.com/mdfabczcvl]

Whenever any block from Industrialcraft 2 (IC2) is placed on a ship, and the "Assemble" button is pressed, the above error is thrown, and the "doTileDrops" gamerule sets itself to false. Any clue on why this might be happening?