Title: Fatal error: Call to undefined function
Last modified: September 1, 2016

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# Fatal error: Call to undefined function

 *  [Floydov](https://wordpress.org/support/users/floydov/)
 * (@floydov)
 * [9 years, 10 months ago](https://wordpress.org/support/topic/fatal-error-call-to-undefined-function-87/)
 * Hello WordPressian!
 * “Fatal error: Call to undefined function acf_get_valid_field_group() in /usr/
   home/arturjezak/domains/arturjezak.pl/public_html/wp-content/themes/andyparker/
   includes/acf/core/local.php on line 115”
 * What’s wrong with these field? I replace local.php from backup files from few
   months ago, and still not working – crashing another .php files – in the same
   folder Core.
 * Virus? Please help.

Viewing 1 replies (of 1 total)

 *  Moderator [t-p](https://wordpress.org/support/users/t-p/)
 * (@t-p)
 * [9 years, 10 months ago](https://wordpress.org/support/topic/fatal-error-call-to-undefined-function-87/#post-7649025)
 * Your theme “andyparker” seems to be the error.
 * Try repairing or replacing this file: /wp-content/themes/andyparker/includes/
   acf/core/local.php
 * use [FTP ](http://codex.wordpress.org/FTP_Clients), or your web-host’s cPanel
   or whatever file management application your host provides (no Dashboard access
   required).

Viewing 1 replies (of 1 total)

The topic ‘Fatal error: Call to undefined function’ is closed to new replies.

 * In: [Fixing WordPress](https://wordpress.org/support/forum/how-to-and-troubleshooting/)
 * 1 reply
 * 2 participants
 * Last reply from: [t-p](https://wordpress.org/support/users/t-p/)
 * Last activity: [9 years, 10 months ago](https://wordpress.org/support/topic/fatal-error-call-to-undefined-function-87/#post-7649025)
 * Status: not resolved

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