Modpack version
version 1.80
Issue
Internal Exception: com.google.common.util.concurrent.UncheckedExecutionException: java.lang.IllegalStateException: Recipe minecraft:furnace
(net.minecraft.item.crafting.ShapedRecipes@58c80967) produces unregistered item minecraft:furnace
(net.minecraft.item.ItemBlock@780dbed7
Dg5JTqpq.txt
Dg5JTqpq.txt

Please provide a lot more information. What happened? What did you expect to happen? And a full latest.log please.

This issue has been automatically closed because there has been no response to our request for more information from the original author. With only the information that is currently in the issue, we don't have enough information to take action. Please reach out if you have or find the answers we need so that we can investigate further.