https://legacy.forums.gravityhelp.com/topic/wordpress-321-fatal-error Gravity Support Forums Topic: Wordpress 3.2.1 Fatal Error en-US Sun, 19 Apr 2026 23:24:34 +0000 http://bbpress.org/?v=1.0.1 q https://legacy.forums.gravityhelp.com/search.php https://legacy.forums.gravityhelp.com/topic/wordpress-321-fatal-error#post-38045 Mon, 17 Oct 2011 01:09:47 +0000 contentcreation 38045@https://legacy.forums.gravityhelp.com/ <p>We are having a problem with this form: <a href="http://www.adelaidefringe.com.au/participate/arts-industry/register" rel="nofollow">http://www.adelaidefringe.com.au/participate/arts-industry/register</a> that is happening across browsers intermittently.</p> <p>We are getting the following fatal error:<br /> Fatal error: Call to undefined method Services_JSON::encodeUnsafe() in /cust-web/k/f/K4039859/sites/www.adelaidefringe.com.au/html/wp-includes/compat.php on lin 73</p> <p>The problem appears to be the Gravity Forms plugin defines the same class used by wordpress, except its an older version of the file and is missing the encodeUnsafe() method.</p> <p>Location of wordpress class:<br /> wp-includes/class-json.php</p> <p>Location of the gravity forms class:<br /> wp-content/plugins/gravityforms/json.php</p> <p>Thanks,<br /> Peta. </p>