When adding a link I am getting:
Illegal scheme supplied, only alphanumeric characters are permitted
Zend_Uri::factory() in Zend/Http/Client.php at line 270
Zend_Http_Client->setUri() in Zend/Http/Client.php at line 253
Zend_Http_Client->__construct() in XenForo/Helper/Http.php at line 21...