{"id":8602881,"date":"2016-12-30T11:58:44","date_gmt":"2016-12-30T11:58:44","guid":{"rendered":"https:\/\/wordpress.org\/support\/topic\/php-warning-call_user_func_array-2\/"},"modified":"2016-12-30T11:58:44","modified_gmt":"2016-12-30T11:58:44","slug":"php-warning-call_user_func_array-2","status":"publish","type":"topic","link":"https:\/\/wordpress.org\/support\/topic\/php-warning-call_user_func_array-2\/","title":{"rendered":"php warning call_user_func_array()"},"content":{"rendered":"<p>Hello,<\/p>\n<p>I&#8217;m seeing an error which seems to be triggered by this plugin.<\/p>\n<p>Warning: call_user_func_array() expects parameter 1 to be a valid callback, no array or string given in \/{&#8211;site-root&#8211;}\/wp-includes\/class-wp-hook.php on line 298<\/p>\n<p>I disabled all plugins and managed to remove the warning message, then gradually switched them back on, isolating Collapsing Pages as the cause. I&#8217;m running version 1.0.1.<\/p>\n<p>Please advise,<\/p>\n<p>Many thanks, Jerry<\/p>\n","protected":false},"template":"","class_list":["post-8602881","topic","type-topic","status-publish","hentry"],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/wordpress.org\/support\/wp-json\/wp\/v2\/topic\/8602881","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\/8602881\/revisions"}],"wp:attachment":[{"href":"https:\/\/wordpress.org\/support\/wp-json\/wp\/v2\/media?parent=8602881"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}