Title: Fatal error: Uncaught Error:
Last modified: January 25, 2021

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# Fatal error: Uncaught Error:

 *  [hzsuda](https://wordpress.org/support/users/hzsuda/)
 * (@hzsuda)
 * [5 years, 4 months ago](https://wordpress.org/support/topic/fatal-error-uncaught-error-56/)
 * Fatal error: Uncaught Error: Call to undefined function thegem_get_sanitize_page_header_data()
   in /home/mmob6123/public_html/wp-content/themes/thegem/header.php:9 Stack trace:#
   0 /home/mmob6123/public_html/wp-includes/template.php(730): require_once() #1/
   home/mmob6123/public_html/wp-includes/template.php(676): load_template(‘/home/
   mmob6123/…’, true, Array) #2 /home/mmob6123/public_html/wp-includes/general-template.
   php(48): locate_template(Array, true, true, Array) #3 /home/mmob6123/public_html/
   wp-content/themes/thegem/page.php(3): get_header() #4 /home/mmob6123/public_html/
   wp-includes/template-loader.php(106): include(‘/home/mmob6123/…’) #5 /home/mmob6123/
   public_html/wp-blog-header.php(19): require_once(‘/home/mmob6123/…’) #6 /home/
   mmob6123/public_html/index.php(17): require(‘/home/mmob6123/…’) #7 {main} thrown
   in /home/mmob6123/public_html/wp-content/themes/thegem/header.php on line 9
 * The page I need help with: _[[log in](https://login.wordpress.org/?redirect_to=https%3A%2F%2Fwordpress.org%2Fsupport%2Ftopic%2Ffatal-error-uncaught-error-56%2F%3Foutput_format%3Dmd&locale=en_US)
   to see the link]_

Viewing 1 replies (of 1 total)

 *  [lisa](https://wordpress.org/support/users/contentiskey/)
 * (@contentiskey)
 * [5 years, 4 months ago](https://wordpress.org/support/topic/fatal-error-uncaught-error-56/#post-13953348)
 * seems like a possible error with your theme.
    do you have access to the files
   in your webhosting account in the WP-Content folder?

Viewing 1 replies (of 1 total)

The topic ‘Fatal error: Uncaught Error:’ is closed to new replies.

 * In: [Fixing WordPress](https://wordpress.org/support/forum/how-to-and-troubleshooting/)
 * 1 reply
 * 2 participants
 * Last reply from: [lisa](https://wordpress.org/support/users/contentiskey/)
 * Last activity: [5 years, 4 months ago](https://wordpress.org/support/topic/fatal-error-uncaught-error-56/#post-13953348)
 * Status: not resolved

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