Title: Problem
Last modified: August 31, 2016

---

# Problem

 *  [Martin](https://wordpress.org/support/users/speechless/)
 * (@speechless)
 * [10 years, 3 months ago](https://wordpress.org/support/topic/problem-161/)
 * Hey guys!
 * Can you please check this out and solve the problem?
 * Warning: call_user_func() expects parameter 1 to be a valid callback, no array
   or string given in /customers/7/a/4/martinhult.se/httpd.www/test/wp-content/plugins/
   if-menu/if-menu.php on line 100 Warning: call_user_func() expects parameter 1
   to be a valid callback, no array or string given in /customers/7/a/4/martinhult.
   se/httpd.www/test/wp-content/plugins/if-menu/if-menu.php on line 100 Warning:
   call_user_func() expects parameter 1 to be a valid callback, no array or string
   given in /customers/7/a/4/martinhult.se/httpd.www/test/wp-content/plugins/if-
   menu/if-menu.php on line 100 Warning: call_user_func() expects parameter 1 to
   be a valid callback, no array or string given in /customers/7/a/4/martinhult.
   se/httpd.www/test/wp-content/plugins/if-menu/if-menu.php on line 100 Warning:
   call_user_func() expects parameter 1 to be a valid callback, no array or string
   given in /customers/7/a/4/martinhult.se/httpd.www/test/wp-content/plugins/if-
   menu/if-menu.php on line 100 Warning: call_user_func() expects parameter 1 to
   be a valid callback, no array or string given in /customers/7/a/4/martinhult.
   se/httpd.www/test/wp-content/plugins/if-menu/if-menu.php on line 100
 * [https://wordpress.org/plugins/if-menu/](https://wordpress.org/plugins/if-menu/)

The topic ‘Problem’ is closed to new replies.

 * ![](https://ps.w.org/if-menu/assets/icon-256x256.png?rev=1862232)
 * [If Menu - Visibility control for Menus](https://wordpress.org/plugins/if-menu/)
 * [Frequently Asked Questions](https://wordpress.org/plugins/if-menu/#faq)
 * [Support Threads](https://wordpress.org/support/plugin/if-menu/)
 * [Active Topics](https://wordpress.org/support/plugin/if-menu/active/)
 * [Unresolved Topics](https://wordpress.org/support/plugin/if-menu/unresolved/)
 * [Reviews](https://wordpress.org/support/plugin/if-menu/reviews/)

 * 0 replies
 * 1 participant
 * Last reply from: [Martin](https://wordpress.org/support/users/speechless/)
 * Last activity: [10 years, 3 months ago](https://wordpress.org/support/topic/problem-161/)
 * Status: not resolved