Removing items from their parent inventory in item.Drop

Subsurface/Source/Items/Inventory.cs

@@ -564,6 +564,7 @@ namespace Barotrauma
                 if (newItemIDs[i] == 0)
                 {
                     if (Items[i] != null) Items[i].Drop();
+                    System.Diagnostics.Debug.Assert(Items[i]==null);
                 }
                 else
                 {

Subsurface/Source/Items/Item.cs

@@ -1529,7 +1529,17 @@ namespace Barotrauma
         {
             foreach (ItemComponent ic in components) ic.Drop(dropper);
 
-            if (Container != null) Container.RemoveContained(this);
+            if (Container != null)
+            {
+                Container.RemoveContained(this);
+                Container = null;
+            }
+
+            if (parentInventory != null)
+            {
+                parentInventory.RemoveItem(this);
+                parentInventory = null;
+            }
         }
 
         public void Equip(Character character)