Title: HTTP ERROR 500
Last modified: October 15, 2017

---

# HTTP ERROR 500

 *  Resolved [justtryit87](https://wordpress.org/support/users/justtryit87/)
 * (@justtryit87)
 * [8 years, 7 months ago](https://wordpress.org/support/topic/http-error-500-67/)
 * Hi,i am getting HTTP ERROR 500 when ever clicking on button , kindly help
 * The page I need help with: _[[log in](https://login.wordpress.org/?redirect_to=https%3A%2F%2Fwordpress.org%2Fsupport%2Ftopic%2Fhttp-error-500-67%2F%3Foutput_format%3Dmd&locale=en_US)
   to see the link]_

Viewing 1 replies (of 1 total)

 *  Thread Starter [justtryit87](https://wordpress.org/support/users/justtryit87/)
 * (@justtryit87)
 * [8 years, 7 months ago](https://wordpress.org/support/topic/http-error-500-67/#post-9589999)
 * ok , this might help someone.
    i checked the error log and i was getting this
   error :
 * PHP Fatal error: Call to undefined function mb_internal_encoding() in /plugins/
   dk-pdf/includes/mpdf60/mpdf.php on line 1519
 * this means that “mbstring” is not enabled for php,
 * so i solved the issue by loging to WHM to EasyApache and enabled mbsting
 * now i am not getting HTTP ERROR 500 when clicking on PDF button

Viewing 1 replies (of 1 total)

The topic ‘HTTP ERROR 500’ is closed to new replies.

 * ![](https://ps.w.org/dk-pdf/assets/icon-256x256.png?rev=3396282)
 * [DK PDF - WordPress PDF Generator](https://wordpress.org/plugins/dk-pdf/)
 * [Support Threads](https://wordpress.org/support/plugin/dk-pdf/)
 * [Active Topics](https://wordpress.org/support/plugin/dk-pdf/active/)
 * [Unresolved Topics](https://wordpress.org/support/plugin/dk-pdf/unresolved/)
 * [Reviews](https://wordpress.org/support/plugin/dk-pdf/reviews/)

 * 1 reply
 * 1 participant
 * Last reply from: [justtryit87](https://wordpress.org/support/users/justtryit87/)
 * Last activity: [8 years, 7 months ago](https://wordpress.org/support/topic/http-error-500-67/#post-9589999)
 * Status: resolved