Dear ACF Qtranslate Team,
I am facing the same problem which show in admin page message that
“Warning: call_user_func_array() expects parameter 1 to be a valid callback, class ‘acf_qtranslate_acf_5_wysiwyg’ does not have a method ‘input_admin_footer’ in /home2/xxx/xx/xxx/class-wp-hook.php on line 298”
Please help us because we are stack and can not update anything now.
Thanks in advance!