Title: Fatal error: Call to undefined function mb-convert-encoding
Last modified: August 31, 2016

---

# Fatal error: Call to undefined function mb-convert-encoding

 *  [richardaucock](https://wordpress.org/support/users/richardaucock/)
 * (@richardaucock)
 * [9 years, 12 months ago](https://wordpress.org/support/topic/fatal-error-call-to-undefined-function-mb-convert-encoding/)
 * Hello – installed the plugin, which seems to work OK… however, I’m getting the
   following message in developer mode. Any tips?
 * Fatal error: Call to undefined function mb_convert_encoding() in /home/motor/
   public_html/wp-content/plugins/pagefrog/admin/class-pagefrog-instant-articles-
   parser.php on line 967
 * [https://wordpress.org/plugins/pagefrog/](https://wordpress.org/plugins/pagefrog/)

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

 * ![](https://s.w.org/plugins/geopattern-icon/pagefrog_4e5371.svg)
 * [Facebook Instant Articles & Google AMP Pages by PageFrog](https://wordpress.org/plugins/pagefrog/)
 * [Frequently Asked Questions](https://wordpress.org/plugins/pagefrog/#faq)
 * [Support Threads](https://wordpress.org/support/plugin/pagefrog/)
 * [Active Topics](https://wordpress.org/support/plugin/pagefrog/active/)
 * [Unresolved Topics](https://wordpress.org/support/plugin/pagefrog/unresolved/)
 * [Reviews](https://wordpress.org/support/plugin/pagefrog/reviews/)

 * 0 replies
 * 1 participant
 * Last reply from: [richardaucock](https://wordpress.org/support/users/richardaucock/)
 * Last activity: [9 years, 12 months ago](https://wordpress.org/support/topic/fatal-error-call-to-undefined-function-mb-convert-encoding/)
 * Status: not resolved