MC 1.12.2. Forge 14.23.5.2838. UniDict 2.9.2. WanionLib 2.2. AdvancedRocketry 1.6.0-160. LibVulpes 0.4.1-60.
[11:27:50] [pool-7-thread-3/ERROR] [unidict]: Advanced Rocketry Integration: java.lang.ClassCastException: zmaster587.libVulpes.recipe.RecipesMachine$ChanceItemStack cannot be cast to net.minecraft.item.ItemStack

sorry, I am no longer working on UniDict for 1.12.2.