Title: Error saving the configuration Last modified: July 3, 2018 --- # Error saving the configuration * [Arkivo A](https://wordpress.org/support/users/arkivoa/) * (@arkivoa) * [7 years, 11 months ago](https://wordpress.org/support/topic/error-saving-the-configuration/) * Trying to save the configuration, I’m getting the following error: * Warning: call_user_func_array() expects parameter 1 to be a valid callback, function‘ string’ not found or invalid function name in /home/storage/0/e8/29/nicioli1/ public_html/wp-includes/plugin.php on line 235 * Warning: call_user_func_array() expects parameter 1 to be a valid callback, function‘ string’ not found or invalid function name in /home/storage/0/e8/29/nicioli1/ public_html/wp-includes/plugin.php on line 235 * Warning: call_user_func_array() expects parameter 1 to be a valid callback, function‘ string’ not found or invalid function name in /home/storage/0/e8/29/nicioli1/ public_html/wp-includes/plugin.php on line 235 * Warning: call_user_func_array() expects parameter 1 to be a valid callback, function‘ string’ not found or invalid function name in /home/storage/0/e8/29/nicioli1/ public_html/wp-includes/plugin.php on line 235 * Warning: call_user_func_array() expects parameter 1 to be a valid callback, function‘ string’ not found or invalid function name in /home/storage/0/e8/29/nicioli1/ public_html/wp-includes/plugin.php on line 235 * Warning: call_user_func_array() expects parameter 1 to be a valid callback, function‘ string’ not found or invalid function name in /home/storage/0/e8/29/nicioli1/ public_html/wp-includes/plugin.php on line 235 * Warning: call_user_func_array() expects parameter 1 to be a valid callback, function‘ string’ not found or invalid function name in /home/storage/0/e8/29/nicioli1/ public_html/wp-includes/plugin.php on line 235 * Warning: call_user_func_array() expects parameter 1 to be a valid callback, function‘ string’ not found or invalid function name in /home/storage/0/e8/29/nicioli1/ public_html/wp-includes/plugin.php on line 235 * Warning: call_user_func_array() expects parameter 1 to be a valid callback, function‘ string’ not found or invalid function name in /home/storage/0/e8/29/nicioli1/ public_html/wp-includes/plugin.php on line 235 * Warning: call_user_func_array() expects parameter 1 to be a valid callback, function‘ string’ not found or invalid function name in /home/storage/0/e8/29/nicioli1/ public_html/wp-includes/plugin.php on line 235 * Warning: call_user_func_array() expects parameter 1 to be a valid callback, function‘ string’ not found or invalid function name in /home/storage/0/e8/29/nicioli1/ public_html/wp-includes/plugin.php on line 235 * Warning: call_user_func_array() expects parameter 1 to be a valid callback, function‘ string’ not found or invalid function name in /home/storage/0/e8/29/nicioli1/ public_html/wp-includes/plugin.php on line 235 * Warning: call_user_func_array() expects parameter 1 to be a valid callback, function‘ string’ not found or invalid function name in /home/storage/0/e8/29/nicioli1/ public_html/wp-includes/plugin.php on line 235 * Warning: call_user_func_array() expects parameter 1 to be a valid callback, function‘ string’ not found or invalid function name in /home/storage/0/e8/29/nicioli1/ public_html/wp-includes/plugin.php on line 235 * Warning: call_user_func_array() expects parameter 1 to be a valid callback, function‘ string’ not found or invalid function name in /home/storage/0/e8/29/nicioli1/ public_html/wp-includes/plugin.php on line 235 * Warning: call_user_func_array() expects parameter 1 to be a valid callback, function‘ string’ not found or invalid function name in /home/storage/0/e8/29/nicioli1/ public_html/wp-includes/plugin.php on line 235 * Warning: call_user_func_array() expects parameter 1 to be a valid callback, function‘ string’ not found or invalid function name in /home/storage/0/e8/29/nicioli1/ public_html/wp-includes/plugin.php on line 235 * Warning: Cannot modify header information – headers already sent by (output started at /home/storage/0/e8/29/nicioli1/public_html/wp-includes/plugin.php:235) in / home/storage/0/e8/29/nicioli1/public_html/wp-includes/pluggable.php on line 1167 * The page I need help with: _[[log in](https://login.wordpress.org/?redirect_to=https%3A%2F%2Fwordpress.org%2Fsupport%2Ftopic%2Ferror-saving-the-configuration%2F%3Foutput_format%3Dmd&locale=en_US) to see the link]_ The topic ‘Error saving the configuration’ is closed to new replies. * ![](https://ps.w.org/email-before-download/assets/icon-256x256.jpg?rev=1813522) * [Email Before Download](https://wordpress.org/plugins/email-before-download/) * [Frequently Asked Questions](https://wordpress.org/plugins/email-before-download/#faq) * [Support Threads](https://wordpress.org/support/plugin/email-before-download/) * [Active Topics](https://wordpress.org/support/plugin/email-before-download/active/) * [Unresolved Topics](https://wordpress.org/support/plugin/email-before-download/unresolved/) * [Reviews](https://wordpress.org/support/plugin/email-before-download/reviews/) ## Tags * [warning](https://wordpress.org/support/topic-tag/warning/) * 0 replies * 1 participant * Last reply from: [Arkivo A](https://wordpress.org/support/users/arkivoa/) * Last activity: [7 years, 11 months ago](https://wordpress.org/support/topic/error-saving-the-configuration/) * Status: not resolved