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davrob01 / AmazonBestSellerBooksScraper

This program scrapes Amazon to get book data (the ISBN, title, author, price, etc.) of the top 100 Best Selling books in EVERY category and every subcategory in both US and International domains. Download EXE from here:
http://students.cs.niu.edu/~z1540454/scraper/amazonbooks.php
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Object reference not set to an instance of an object. #2

Closed euthimius closed 8 years ago

euthimius commented 8 years ago

Dear David,

I just tested your cool AmazonBestSellerBooksScraper project but i am getting the following error.

No ISBNs are loaded.

Can you please advise

Thanks in advance \ Log for 23 September 2016 22:20:57 **

Starting process...

Failed to process page 1 of URL: http://www.amazon.com/best-sellers-books-Amazon/zgbs/books/ NullReferenceException Object reference not set to an instance of an object. at AmazonBestSellers.DomainSlim.d__f.MoveNext()

Failed to process page 1 of URL: http://www.amazon.co.uk/gp/bestsellers/books/ NullReferenceException Object reference not set to an instance of an object. at AmazonBestSellers.DomainSlim.d__f.MoveNext()

Failed to process page 1 of URL: http://www.amazon.it/gp/bestsellers/books/ NullReferenceException Object reference not set to an instance of an object. at AmazonBestSellers.DomainSlim.d__f.MoveNext()

Failed to process page 1 of URL: http://www.amazon.fr/gp/bestsellers/english-books/ NullReferenceException Object reference not set to an instance of an object. at AmazonBestSellers.DomainSlim.d__f.MoveNext()

Failed to process page 1 of URL: http://www.amazon.de/gp/bestsellers/books-intl-de/ NullReferenceException Object reference not set to an instance of an object. at AmazonBestSellers.DomainSlim.d__f.MoveNext()

Failed to process page 1 of URL: http://www.amazon.co.jp/gp/bestsellers/english-books/ NullReferenceException Object reference not set to an instance of an object. at AmazonBestSellers.DomainSlim.d__f.MoveNext()

Failed to process page 1 of URL: http://www.amazon.es/gp/bestsellers/foreign-books/ NullReferenceException Object reference not set to an instance of an object. at AmazonBestSellers.DomainSlim.d__f.MoveNext()

Finished at 23 September 2016 22:20:59

davrob01 commented 8 years ago

Looks like Amazon changed their protocol to https.

davrob01 commented 8 years ago

This issue is resolved. Thank you!