Title: error
Last modified: August 30, 2016

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# error

 *  [Dddt](https://wordpress.org/support/users/dddt/)
 * (@dddt)
 * [10 years, 11 months ago](https://wordpress.org/support/topic/error-609/)
 * Hi there,
    thanks for amazing plugin!
 * I just got the error could please help me to resolve it?
 * the header slider has disappeared and it is showing the following message
 * Warning: call_user_func_array() expects parameter 1 to be a valid callback, function‘
   head_code’ not found or invalid function name in /home/…/public_html/wp-includes/
   plugin.php on line 496
 * thanks in advance
 * [https://wordpress.org/plugins/header-footer/](https://wordpress.org/plugins/header-footer/)
 * [https://wordpress.org/plugins/responsive-header-image-slider/](https://wordpress.org/plugins/responsive-header-image-slider/)

Viewing 2 replies - 1 through 2 (of 2 total)

 *  Thread Starter [Dddt](https://wordpress.org/support/users/dddt/)
 * (@dddt)
 * [10 years, 11 months ago](https://wordpress.org/support/topic/error-609/#post-6249036)
 * completely disappeared, I found conflicting plugin, deactivated it, but it did
   not help, the error message disappeared along with the header slider 🙁
 *  Thread Starter [Dddt](https://wordpress.org/support/users/dddt/)
 * (@dddt)
 * [10 years, 11 months ago](https://wordpress.org/support/topic/error-609/#post-6249040)
 * just tested the theme, no conflict with it, the slider does not exist again

Viewing 2 replies - 1 through 2 (of 2 total)

The topic ‘error’ is closed to new replies.

 * ![](https://s.w.org/plugins/geopattern-icon/responsive-header-image-slider_7290a2.
   svg)
 * [WP Responsive header image slider](https://wordpress.org/plugins/responsive-header-image-slider/)
 * [Support Threads](https://wordpress.org/support/plugin/responsive-header-image-slider/)
 * [Active Topics](https://wordpress.org/support/plugin/responsive-header-image-slider/active/)
 * [Unresolved Topics](https://wordpress.org/support/plugin/responsive-header-image-slider/unresolved/)
 * [Reviews](https://wordpress.org/support/plugin/responsive-header-image-slider/reviews/)

 * 2 replies
 * 1 participant
 * Last reply from: [Dddt](https://wordpress.org/support/users/dddt/)
 * Last activity: [10 years, 11 months ago](https://wordpress.org/support/topic/error-609/#post-6249040)
 * Status: not resolved