My English is not very good, so this is translated by Google.

Describe the bug
Build a multi-block structure Coagulator after installing CubicChunks
Destroy the multi-block structure Coagulator
Client crashes, no crash reports

To Reproduce
Steps to reproduce the behavior:

1. Build a multi-block structure Coagulator after installing CubicChunks
2. Destroy the multi-block structure Coagulator
3. Client crashes, no crash reports

Logs
debug - Compared.log
latest - Compared.log

Environment

• OS: w10
• Minecraft version: 1.12.2
• Forge version: 14.23.5.2588
• Immersive Intelligence version: 0.2.1
• Immersive Engineering version: 0.12-98
• Other mods:
• CubicChunks-1.12.2-0.0.1233.0-SNAPSHOT-all.jar
• CubicWorldGen-1.12.2-0.0.167.0-SNAPSHOT-all.jar
• immersivepetroleum-1.12.2-1.1.10.jar
• jei_1.12.2-4.16.1.302.jar
• journeymap-1.12.2-5.7.1.jar
• JustEnoughCharacters-1.12.0-3.5.1.jar

See details at #Crash report on CubicChunks 148

After investigation we can say that it is most likely problem on CubicChunks side.