HowIChrgeLazer/Steam-Authentication-for-XenForo — pull request #3 by chrisdeeming (2013-05-30 11:57:22+00:00)
Title: ErrorException: Undefined index: steamids - /home/sites/valvetime.net/pu...

...blic_html/js/steam/jsonproxy.php:81

Get a lot of undefined index errors. This simple change (verifying that $_GET['steamids'] exists and is not empty) should resolve them.