{"id":7177249,"date":"2016-03-16T13:49:06","date_gmt":"2016-03-16T13:49:06","guid":{"rendered":"https:\/\/wordpress.org\/support\/topic\/error-message-warning-array_key_exists-expects-parameter-2-to-be-array\/"},"modified":"2016-08-31T14:45:02","modified_gmt":"2016-08-31T14:45:02","slug":"error-message-warning-array_key_exists-expects-parameter-2-to-be-array","status":"publish","type":"topic","link":"https:\/\/wordpress.org\/support\/topic\/error-message-warning-array_key_exists-expects-parameter-2-to-be-array\/","title":{"rendered":"Error message: Warning: array_key_exists() expects parameter 2 to be array&#8230;"},"content":{"rendered":"<p>Once the user completes a registration form, on Firefox they receive this error message: Warning: array_key_exists() expects parameter 2 to be array, null given in \/home2\/psiginc\/public_html\/wp-content\/plugins\/gravity-forms-wysiwyg-ckeditor\/gf_wysiwyg_ckeditor_plugin.php on line 820<\/p>\n<p>The user the mentioned the error message was using Firefox version 38.4.0. <\/p>\n<p>All of our wordpress plug ins, add ons and systems are up to date. <\/p>\n<p>How do I correct this error? I&#8217;ve tried uninstalling and reinstalling the plug in.<\/p>\n<p>https:\/\/wordpress.org\/plugins\/gravity-forms-wysiwyg-ckeditor\/<\/p>\n","protected":false},"template":"","class_list":["post-7177249","topic","type-topic","status-publish","hentry"],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/wordpress.org\/support\/wp-json\/wp\/v2\/topic\/7177249","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wordpress.org\/support\/wp-json\/wp\/v2\/topic"}],"about":[{"href":"https:\/\/wordpress.org\/support\/wp-json\/wp\/v2\/types\/topic"}],"version-history":[{"count":0,"href":"https:\/\/wordpress.org\/support\/wp-json\/wp\/v2\/topic\/7177249\/revisions"}],"wp:attachment":[{"href":"https:\/\/wordpress.org\/support\/wp-json\/wp\/v2\/media?parent=7177249"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}