Resolves: BluSunrize#6173 (review)

Author: leagris

src/main/java/blusunrize/immersiveengineering/common/gui/FluidSorterMenu.java

@@ -8,24 +8,20 @@
 
 package blusunrize.immersiveengineering.common.gui;
 
-import blusunrize.immersiveengineering.ImmersiveEngineering;
 import blusunrize.immersiveengineering.api.utils.DirectionUtils;
 import blusunrize.immersiveengineering.common.blocks.wooden.FluidSorterBlockEntity;
 import blusunrize.immersiveengineering.common.gui.sync.GenericContainerData;
 import blusunrize.immersiveengineering.common.gui.sync.GenericDataSerializers;
 import blusunrize.immersiveengineering.common.gui.sync.GetterAndSetter;
-import net.minecraft.client.Minecraft;
 import net.minecraft.nbt.CompoundTag;
 import net.minecraft.nbt.Tag;
-import net.minecraft.server.MinecraftServer;
 import net.minecraft.world.entity.player.Inventory;
 import net.minecraft.world.entity.player.Player;
 import net.minecraft.world.inventory.MenuType;
 import net.minecraft.world.inventory.Slot;
 import net.minecraft.world.item.ItemStack;
-import net.neoforged.fml.LogicalSide;
-import net.neoforged.neoforge.common.util.LogicalSidedProvider;
 import net.neoforged.neoforge.fluids.FluidStack;
+import net.neoforged.neoforge.server.ServerLifecycleHooks;
 
 import javax.annotation.Nonnull;
 import java.util.Arrays;
@@ -89,11 +85,10 @@ public void receiveMessageFromScreen(CompoundTag message)
 		{
 			int side = message.getInt("filter_side");
 			int slot = message.getInt("filter_slot");
-			FluidStack newFilter = FluidStack.parseOptional(
-					((MinecraftServer)LogicalSidedProvider.WORKQUEUE.get(LogicalSide.SERVER)).overworld()
-							.registryAccess(),
-					message.getCompound("filter")
-			);
+			var currentServer = ServerLifecycleHooks.getCurrentServer();
+			if(null == currentServer) return;
+			var registryAccess = currentServer.overworld().registryAccess();
+			FluidStack newFilter = FluidStack.parseOptional(registryAccess, message.getCompound("filter"));
 			if(!newFilter.isEmpty())
 				newFilter.setAmount(1); // Not strictly necessary, but also doesn't hurt
 			this.filters.get(side).get(slot).set(newFilter);