The Overdrive plugin seems to be failing to link to the Kindle store. Here is a log for a search for the book
Moving Mars by Greg Bear. The log seems to indicate that it is searching for the wrong title? It fails to find it in the Kindle store, but clearly the book is there:
Overdrive Link found: No changes.
Search for books by 1 author
Overdrive Link 2.39.0, calibre 4.21.0
Search language: English
Search formats: Adobe EPUB eBook, Adobe PDF eBook, Kindle Book, Mobipocket eBook, Open EPUB eBook, Open PDF eBook
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Finding library books by Greg Bear
Accessing library KU
Search KU for moving by greg bear
Get
https://www.amazon.com/s/?url=node%3...rt=price&fap=1
Found 0 books in 1.8 sec
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Matching 1 calibre book with 0 library books
Found 0 matching calibre books in 0.0 sec