First poll not working

When I do the first poll after setting up the server, guild and region, I get the following error:

Warning: file_get_contents(https://eu.battle.net/api/wow/data/character/classes?locale=en_US): failed to open stream: HTTP request failed! HTTP/1.1 503 Service Temporarily Unavailable in /home/fadedhop/public_html/wp-content/plugins/world-of-warcraft-armory-table/WoWArmoryTable.php on line 305

Warning: Invalid argument supplied for foreach() in /home/fadedhop/public_html/wp-content/plugins/world-of-warcraft-armory-table/WoWArmoryTable.php on line 312

Warning: file_get_contents(https://us.battle.net/api/wow/guild/Wyrmrest%20Accord/Transcendent?fields=members): failed to open stream: HTTP request failed! HTTP/1.1 404 Not Found in /home/fadedhop/public_html/wp-content/plugins/world-of-warcraft-armory-table/WoWArmoryTable.php on line 291

Warning: Invalid argument supplied for foreach() in /home/fadedhop/public_html/wp-content/plugins/world-of-warcraft-armory-table/WoWArmoryTable.php on line 328

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