Steps to reproduce:

• create an empty item
• save it
• go back to the database main view
• place your cursor into the chat window and shift+click the item (i.e. make a chat link)
• choose "make importable" and press enter in the chat
• in the database view, click on your item, such that you are in the item editor
• while leaving the database window open, click on the chat link and choose "add item to bag"
• now the database view + the item view are interfered