If you are getting the following error (Unable to Find any Stock to book out that matched the requested selection!) when transferring stock firstly check the correct amount of stock is held in the location, you are trying to transfer from:
Go to Products then Overview.
Find the Product.
Click Actions then Manage Inventory.
Finally, click UnAllocated and it will show the Quantity and the Location it is stored in.
If you are still facing issues, please raise a new case online and reference the title of this article.