anchor.diff:  
   		tmpSlots.insert(slot, toModify);
   
  -		if (!simulate) {
  +		if(!simulate) {
   			inventory_json = jsonx.encode(tmpSlots);
   			await _updateDatabase(email);
   		}
  
positive.code: 		try {
  			// Make sure the bag accepts this item
  			assert(items[slots[bagIndex].itemType].filterAllows(itemType: newContents.itemType));
  		} catch (e) {
  			return null;
  		}
  
  
negative.code: 			}
  
  			Item slotItem = items[slot.itemType];
  			if(slotItem == null) {
  				continue;
  			}
  			if (slotItem.isContainer && slotItem.filterAllows(itemType: item.itemType)) {
  