diff --git a/gradle.properties b/gradle.properties
index d7432d2..ad1ef7c 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -12,7 +12,7 @@ loader_version=0.19.3
 loom_version=1.17-SNAPSHOT
 
 # Mod Properties
-mod_version=26.2.0.0
+mod_version=26.2.0.1
 maven_group=de.jottyfan.minecraft
 archives_base_name=quickly
 
diff --git a/src/main/java/de/jottyfan/minecraft/blockentity/ItemHoarderBlockEntity.java b/src/main/java/de/jottyfan/minecraft/blockentity/ItemHoarderBlockEntity.java
index cb92132..21b9569 100644
--- a/src/main/java/de/jottyfan/minecraft/blockentity/ItemHoarderBlockEntity.java
+++ b/src/main/java/de/jottyfan/minecraft/blockentity/ItemHoarderBlockEntity.java
@@ -3,11 +3,17 @@ package de.jottyfan.minecraft.blockentity;
 import java.util.HashMap;
 import java.util.Map;
 
+import org.jspecify.annotations.Nullable;
+
 import com.mojang.serialization.Codec;
 
 import de.jottyfan.minecraft.Quickly;
 import net.minecraft.core.BlockPos;
 import net.minecraft.core.Direction;
+import net.minecraft.core.HolderLookup.Provider;
+import net.minecraft.nbt.CompoundTag;
+import net.minecraft.network.protocol.Packet;
+import net.minecraft.network.protocol.game.ClientGamePacketListener;
 import net.minecraft.world.Container;
 import net.minecraft.world.entity.Entity;
 import net.minecraft.world.entity.item.ItemEntity;
@@ -29,7 +35,7 @@ import net.minecraft.world.phys.AABB;
 public class ItemHoarderBlockEntity extends BlockEntity implements Container {
 
 	public static final Codec<Map<String, ItemStack>> ITEM_STACK_MAP_CODEC =
-	    Codec.unboundedMap(Codec.STRING, ItemStack.CODEC);
+	    Codec.unboundedMap(Codec.STRING, ItemStack.OPTIONAL_CODEC);
 
 	private Map<String, ItemStack> stacks = new HashMap<>();
 	private static final Integer suckradius = 4;
@@ -40,7 +46,7 @@ public class ItemHoarderBlockEntity extends BlockEntity implements Container {
 
 	public final static boolean setStackToSlots(ItemStack stack, Map<String, ItemStack> stacks) {
 		if (stack.isEmpty()) {
-			Quickly.LOGGER.info("FATAL!!! tried to set empty stack. Check your code!");
+			Quickly.LOGGER.error("FATAL!!! tried to set empty stack. Check your code!");
 			return false;
 		}
 		String key = stack.getItemName().getString();