-Forge 40.1.93
-Melter - melter-1.18.2-1.1.1-all.jar
-The rest of the mods may be found in the crash-report.txt (linked)

Dedicated server - crash happens when a user sets up an Immersive Engineering belt to feed items into melter(s). If this is a special case that needs to be explicitly denied happening or something that would be fine, so long as items doing whatever this is either are denied or work without crash.

java.lang.ClassCastException: class blusunrize.immersiveengineering.common.blocks.metal.ConveyorBeltBlockEntity cannot be cast to class com.oierbravo.melter.content.melter.MelterBlockEntity (blusunrize.immersiveengineering.common.blocks.metal.ConveyorBeltBlockEntity is in module [email protected] of loader 'TRANSFORMER' @38ef1a0a; com.oierbravo.melter.content.melter.MelterBlockEntity is in module [email protected] of loader 'TRANSFORMER' @38ef1a0a)

[https://paste.gg/p/anonymous/dc384dc03053471f952bae14b1dc99e9](Crash-report.txt
https://paste.gg/p/anonymous/dc384dc03053471f952bae14b1dc99e9)