IForgeRegistry was moved in 1.12 so the reference to ForgeRegistries.ITEMS is invalid in 1.11, causing NoSuchFieldError on startup. It is recommened to use the forge registry reference, but in the case of wanting a single distribution jar for [1.11,13) this is the simplist solution.
IForgeRegistry was moved in 1.12 so the reference to ForgeRegistries.ITEMS is invalid in 1.11, causing NoSuchFieldError on startup. It is recommened to use the forge registry reference, but in the case of wanting a single distribution jar for [1.11,13) this is the simplist solution.