mihionmc

[15:36:52] [Server thread/FATAL]: Error executing task
java.util.concurrent.ExecutionException: java.lang.ClassCastException: org.spongepowered.common.item.inventory.lens.impl.slots.SlotLensImpl cannot be cast to org.spongepowered.common.item.inventory.lens.slots.CraftingOutputSlotLens
        at java.util.concurrent.FutureTask.report(FutureTask.java:122) ~[?:1.8.0_161]
        at java.util.concurrent.FutureTask.get(FutureTask.java:192) ~[?:1.8.0_161]
        at net.minecraft.util.Util.func_181617_a(SourceFile:47) [h.class:?]
        at org.spongepowered.common.SpongeImplHooks.onUtilRunTask(SpongeImplHooks.java:275) [SpongeImplHooks.class:1.12.2-2586-7.1.0-BETA-2887]
        at net.minecraft.server.MinecraftServer.redirect$onRun$zje000(MinecraftServer.java:4003) [MinecraftServer.class:?]
        at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:721) [MinecraftServer.class:?]
        at net.minecraft.server.dedicated.DedicatedServer.func_71190_q(DedicatedServer.java:396) [nz.class:?]