Fatal error: Call to undefined function dbDelta() in ** wp-content/plugins/html5-video-player-with-playlist/index.php on line 211 Posted in on October 22, 2012 by admin HTML5 Video Player plugin uses Flash & HTML5 on all modern devices and web browsers, On Android, iPhone and iPad the Video Player will go to HTML5 mode. When you try to activate it.. If you get Fatal error: Call to undefined function dbDelta() in ** wp-content/plugins/html5-video-player-with-playlist/index.php on line 211 Easy Fix: Find dbDelta($sql); in plugin file “index.php” and replace it with //dbDelta($sql); $wpdb->query($sql); OR //dbDelta($sql); mysql_query($sql); Posted in: HTML5Video, WordPress ← Read MP3 files from folder for HTML5 MP3 Player with Playlist Single HTML5 Video without Playlist →