I'm found this error when updatd to WordPress version 4.5.

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  ashatutorials · Member · Apr 13, 2016 at 12:29 pm

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  Warning: mysql_connect(): Headers and client library minor version mismatch. Headers:50546 Library:50627 in /home/widet2wl/public_html/wp-includes/wp-db.php on line 1515

  The blog I need help with is: (visible only to logged in users)

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  rozgarnews · Member · Apr 13, 2016 at 1:05 pm

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  I am also found this error after updated to wp 4.5

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  galois · Member · Apr 13, 2016 at 1:29 pm

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  Sorry, but you (both) are in the wrong place. These forums are only for blogs/sites hosted by WordPress.com

  WordPress.COM and WordPress.ORG are completely separate and different http://support.wordpress.com/com-vs-org/

  And you should ask in the WordPress.org forums.
  http://wordpress.org/support/