In this post, you’ll learn about the error code “0x803F6102” that is returned while you are developing or testing Store-related operations in your Windows app
Windows Store Error Message
0x803F6102
Error Description
Below is the description of this Windows Store Error.
The specified add-on could not be found. The add-on may no longer be available in the Store, or your might have provided the wrong Store ID for the add-on.