diff --git a/plugin/src/main/java/com/denizenscript/denizen/objects/InventoryTag.java b/plugin/src/main/java/com/denizenscript/denizen/objects/InventoryTag.java
index 7721b0928f..b825075a3b 100644
--- a/plugin/src/main/java/com/denizenscript/denizen/objects/InventoryTag.java
+++ b/plugin/src/main/java/com/denizenscript/denizen/objects/InventoryTag.java
@@ -1215,7 +1215,7 @@ public static void registerTags() {
 
             // NOTE: Could just also convert items to an array and pass it all in at once...
             for (ItemTag itm : items) {
-                List<ItemStack> leftovers = dummyInv.addWithLeftovers(0, true, itm.getItemStack());
+                List<ItemStack> leftovers = dummyInv.addWithLeftovers(0, true, itm.getItemStack().clone());
                 if (!leftovers.isEmpty()) {
                     return new ElementTag(false);
                 }
@@ -1262,7 +1262,7 @@ public static void registerTags() {
                 attribute.fulfill(1);
             }
             for (ItemTag item: items) {
-                dummyInv.add(0, item.getItemStack());
+                dummyInv.add(0, item.getItemStack().clone());
             }
             return dummyInv;
         });
diff --git a/plugin/src/main/java/com/denizenscript/denizen/utilities/implementation/DenizenCoreImplementation.java b/plugin/src/main/java/com/denizenscript/denizen/utilities/implementation/DenizenCoreImplementation.java
index f58b4c1819..131296a2a7 100644
--- a/plugin/src/main/java/com/denizenscript/denizen/utilities/implementation/DenizenCoreImplementation.java
+++ b/plugin/src/main/java/com/denizenscript/denizen/utilities/implementation/DenizenCoreImplementation.java
@@ -570,10 +570,7 @@ public boolean setSpecialDef(String def, ScriptQueue queue, ObjectTag value) {
             if (baseData == null) {
                 return true;
             }
-            PlayerTag player = value.asType(PlayerTag.class, baseData.getTagContext());
-            if (player == null) {
-                return false;
-            }
+            PlayerTag player = value == null ? null : value.asType(PlayerTag.class, baseData.getTagContext());
             if (queue.getLastEntryExecuted() != null) {
                 ((BukkitScriptEntryData) queue.getLastEntryExecuted().entryData).setPlayer(player);
             }
@@ -587,10 +584,7 @@ else if (def.equals("__npc")) {
             if (baseData == null) {
                 return true;
             }
-            NPCTag npc = value.asType(NPCTag.class, baseData.getTagContext());
-            if (npc == null) {
-                return false;
-            }
+            NPCTag npc = value == null ? null : value.asType(NPCTag.class, baseData.getTagContext());
             if (queue.getLastEntryExecuted() != null) {
                 ((BukkitScriptEntryData) queue.getLastEntryExecuted().entryData).setNPC(npc);
             }