Title: Error 500
Last modified: October 27, 2022

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# Error 500

 *  [andula1986](https://wordpress.org/support/users/andula1986/)
 * (@andula1986)
 * [3 years, 6 months ago](https://wordpress.org/support/topic/error-500-226/)
 * Hello, the quizzes on my website have suddenly stopped working. I cannot neither
   open a quiz nor create a new one. Always the same message turns up:
 * ” We’re sorry! The server encountered an internal error and was unable to complete
   your request. Please try again later.
 * error 500 | 27. 10. 2022 16:43″
 * [2022-10-27 16-14-22] TypeError: count(): Argument #1 ($value) must be of type
   Countable|array, null given in /var/www/sites/mio_wh_20224/www/wp-content/plugins/
   wp-pro-quiz/lib/view/WpProQuiz_View_QuizEdit.php:1604 @ [https://andreatousova.cz/wp-admin/admin.php?page=wpProQuiz&action=addEdit](https://andreatousova.cz/wp-admin/admin.php?page=wpProQuiz&action=addEdit)
 * Could you help me to solve this trouble?
    Thank you
    -  This topic was modified 3 years, 6 months ago by [andula1986](https://wordpress.org/support/users/andula1986/).
 * The page I need help with: _[[log in](https://login.wordpress.org/?redirect_to=https%3A%2F%2Fwordpress.org%2Fsupport%2Ftopic%2Ferror-500-226%2F%3Foutput_format%3Dmd&locale=en_US)
   to see the link]_

The topic ‘Error 500’ is closed to new replies.

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## Tags

 * [error500](https://wordpress.org/support/topic-tag/error500/)

 * 0 replies
 * 0 participants
 * Last reply from: [andula1986](https://wordpress.org/support/users/andula1986/)
 * Last activity: [3 years, 6 months ago](https://wordpress.org/support/topic/error-500-226/)
 * Status: not resolved