- worldKey = ResourceKey.create(Registry.DIMENSION_REGISTRY, new ResourceLocation(name.toLowerCase(java.util.Locale.ENGLISH)));
+ worldKey = ResourceKey.create(Registry.DIMENSION_REGISTRY, new net.minecraft.resources.ResourceLocation(creator.key().getNamespace().toLowerCase(java.util.Locale.ENGLISH), creator.key().getKey().toLowerCase(java.util.Locale.ENGLISH))); // Paper