Title: PHP Warning:  call_user_func
Last modified: August 21, 2016

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# PHP Warning: call_user_func

 *  [mrlithid](https://wordpress.org/support/users/mrlithid/)
 * (@mrlithid)
 * [12 years, 6 months ago](https://wordpress.org/support/topic/php-warning-call_user_func/)
 * I am getting another error for this theme when clicking on posts.
 * [Wed Dec 11 12:45:38 2013] [error] [client 216.183.175.194] PHP Warning: call_user_func(
   nuthemes_bootstrap_navwalker::fallback) [[function.call-user-func](https://wordpress.org/support/topic/php-warning-call_user_func/function.call-user-func?output_format=md)]:
   Unable to call nuthemes_bootstrap_navwalker::fallback(Array) in /public/wp-includes/
   nav-menu-template.php on line 173

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 * 0 replies
 * 1 participant
 * Last reply from: [mrlithid](https://wordpress.org/support/users/mrlithid/)
 * Last activity: [12 years, 6 months ago](https://wordpress.org/support/topic/php-warning-call_user_func/)
 * Status: not resolved