wpsnoop: fix Quiz Cat Free plugin conflicts, errors & issues

When the plugin Quiz Cat Free conflicts or throws a PHP error we hope wpsnoop can help you to fix the issue quickly.


Discover which shortcodes wp-options PHP functions database tables and files are created by Quiz Cat Free, plus learn which plugins and/or themes could be in conflict with Quiz Cat Free.


Troubleshooting theme and plugin conflicts is easier when you know what Quiz Cat Free leaves behind after uninstalling it from a WordPress installation, there is a list down below for your convenience.

Expert advice is recommended if you are not technically proficient with PHP, MySQL etc. View support options for Quiz Cat Free

Get professional support for Quiz Cat Free here

When you need professional help with WordPress: get help here


What does Quiz Cat Free version 2.1.0 add to WordPress? Answers Here.

This is an automatically generated report - it is possible for Quiz Cat Free to perform differently in your installation, previous versions before 2.1.0 may have created a different set of shortcodes, used different function names or could have created entirely different database tables to store settings and operate. This is not an exhaustive list but shows how version 2.1.0 of Quiz Cat Free behaves when installed and removed on a clean installation of WordPress.

We have not tested individual shortcodes, features or settings of this plugin but instead have concentrated on the potential for obvious errors and conflicts which can occur, if you need help with the plugin in your local installation you can get WordPress help and support for Quiz Cat Free by clicking here.

Our testing covered the free version of this plugin there may or may not be a paid version or premium version available for purchase that unlocks additional features and could behave in a slightly or very different manner.

Which new files does Quiz Cat Free add to WordPress?

This section will populate with a table showing an icon, size and filepath.

Type & Path Size Conflicts
wp-content/uploads/ The wp-content/uploads/ directory has potential conflicts with at least 1495 other plugins or themes.
wp-content/uploads/2022/ The wp-content/uploads/2022/ directory has potential conflicts with at least 1367 other plugins or themes.
wp-content/uploads/2022/02/ The wp-content/uploads/2022/02/ directory has potential conflicts with at least 1367 other plugins or themes.
wp-content/plugins/quiz-cat/ 1.43MB No known conflicts with other themes or plugins.
wp-content/plugins/quiz-cat/assets/ 75.59kB No known conflicts with other themes or plugins.
wp-content/plugins/quiz-cat/assets/fatcatapps-logo-text.png 16.24kB No known conflicts with other themes or plugins.
wp-content/plugins/quiz-cat/assets/icon.png 748.00B No known conflicts with other themes or plugins.
wp-content/plugins/quiz-cat/assets/quizcat-240x240.png 58.63kB No known conflicts with other themes or plugins.
wp-content/plugins/quiz-cat/includes/ 616.21kB No known conflicts with other themes or plugins.
wp-content/plugins/quiz-cat/includes/block.js 1.63kB No known conflicts with other themes or plugins.
wp-content/plugins/quiz-cat/includes/block.php 1.86kB No known conflicts with other themes or plugins.
wp-content/plugins/quiz-cat/includes/deactivation.js 1.01kB No known conflicts with other themes or plugins.
wp-content/plugins/quiz-cat/includes/deactivation.min.js 784.00B No known conflicts with other themes or plugins.
wp-content/plugins/quiz-cat/includes/editor/ 92.87kB No known conflicts with other themes or plugins.
wp-content/plugins/quiz-cat/includes/editor/editor.css 8.61kB No known conflicts with other themes or plugins.
wp-content/plugins/quiz-cat/includes/editor/editor.js 23.05kB No known conflicts with other themes or plugins.
wp-content/plugins/quiz-cat/includes/editor/editor.min.css 7.14kB No known conflicts with other themes or plugins.
wp-content/plugins/quiz-cat/includes/editor/editor.min.js 16.26kB No known conflicts with other themes or plugins.
wp-content/plugins/quiz-cat/includes/editor/editor.php 34.92kB No known conflicts with other themes or plugins.
wp-content/plugins/quiz-cat/includes/editor/sidebar.php 2.89kB No known conflicts with other themes or plugins.
wp-content/plugins/quiz-cat/includes/functions.php 13.13kB No known conflicts with other themes or plugins.
wp-content/plugins/quiz-cat/includes/hide-title.css 27.00B No known conflicts with other themes or plugins.
wp-content/plugins/quiz-cat/includes/post-type.php 9.42kB No known conflicts with other themes or plugins.
wp-content/plugins/quiz-cat/includes/quiz/ 119.37kB No known conflicts with other themes or plugins.
wp-content/plugins/quiz-cat/includes/quiz/jquery.waitforimages.min.js 1.85kB No known conflicts with other themes or plugins.
wp-content/plugins/quiz-cat/includes/quiz/jstz.min.js 11.79kB No known conflicts with other themes or plugins.
wp-content/plugins/quiz-cat/includes/quiz/quiz.css 10.99kB No known conflicts with other themes or plugins.
wp-content/plugins/quiz-cat/includes/quiz/quiz.js 42.39kB No known conflicts with other themes or plugins.
wp-content/plugins/quiz-cat/includes/quiz/quiz.min.css 8.61kB No known conflicts with other themes or plugins.
wp-content/plugins/quiz-cat/includes/quiz/quiz.min.js 24.62kB No known conflicts with other themes or plugins.
wp-content/plugins/quiz-cat/includes/quiz/quiz.php 19.11kB No known conflicts with other themes or plugins.
wp-content/plugins/quiz-cat/includes/select2/ 79.94kB No known conflicts with other themes or plugins.
wp-content/plugins/quiz-cat/includes/select2/select2.min.css 14.84kB No known conflicts with other themes or plugins.
wp-content/plugins/quiz-cat/includes/select2/select2.min.js 65.10kB No known conflicts with other themes or plugins.
wp-content/plugins/quiz-cat/includes/tooltipster/ 46.60kB No known conflicts with other themes or plugins.
wp-content/plugins/quiz-cat/includes/tooltipster/tooltipster-borderless.min.css 1.76kB No known conflicts with other themes or plugins.
wp-content/plugins/quiz-cat/includes/tooltipster/tooltipster.bundle.min.css 6.34kB No known conflicts with other themes or plugins.
wp-content/plugins/quiz-cat/includes/tooltipster/tooltipster.bundle.min.js 38.50kB No known conflicts with other themes or plugins.
wp-content/plugins/quiz-cat/includes/upgrade.php 1.28kB No known conflicts with other themes or plugins.
wp-content/plugins/quiz-cat/includes/wysi/ 248.30kB No known conflicts with other themes or plugins.
wp-content/plugins/quiz-cat/includes/wysi/wysi.css 1.45kB No known conflicts with other themes or plugins.
wp-content/plugins/quiz-cat/includes/wysi/wysi.js 2.62kB No known conflicts with other themes or plugins.
wp-content/plugins/quiz-cat/includes/wysi/wysi.min.css 1.18kB No known conflicts with other themes or plugins.
wp-content/plugins/quiz-cat/includes/wysi/wysi.min.js 1.50kB No known conflicts with other themes or plugins.
wp-content/plugins/quiz-cat/includes/wysi/wysihtml.min.js 241.54kB No known conflicts with other themes or plugins.
wp-content/plugins/quiz-cat/languages/ 20.00B No known conflicts with other themes or plugins.
wp-content/plugins/quiz-cat/languages/index.php 20.00B No known conflicts with other themes or plugins.
wp-content/plugins/quiz-cat/quizcat.php 6.96kB No known conflicts with other themes or plugins.
wp-content/plugins/quiz-cat/readme.txt 14.79kB No known conflicts with other themes or plugins.
wp-content/plugins/quiz-cat/readmes/ 64.15kB No known conflicts with other themes or plugins.
wp-content/plugins/quiz-cat/readmes/business.txt 17.06kB No known conflicts with other themes or plugins.
wp-content/plugins/quiz-cat/readmes/elite.txt 17.09kB No known conflicts with other themes or plugins.
wp-content/plugins/quiz-cat/readmes/free.txt 14.79kB No known conflicts with other themes or plugins.
wp-content/plugins/quiz-cat/readmes/personal.txt 15.21kB No known conflicts with other themes or plugins.
wp-content/plugins/quiz-cat/screenshot-1.png 92.11kB No known conflicts with other themes or plugins.
wp-content/plugins/quiz-cat/screenshot-2.png 12.80kB No known conflicts with other themes or plugins.
wp-content/plugins/quiz-cat/screenshot-3.png 17.18kB No known conflicts with other themes or plugins.
wp-content/plugins/quiz-cat/screenshot-4.png 19.29kB No known conflicts with other themes or plugins.
wp-content/plugins/quiz-cat/screenshot-5.png 95.95kB No known conflicts with other themes or plugins.
wp-content/plugins/quiz-cat/screenshot-6.png 444.55kB No known conflicts with other themes or plugins.

Which new shortcodes does Quiz Cat Free add to WordPress?

ShortCode   Known Plugin or Theme conflicts
[quiz-cat] The quiz-cat shortcode doesn't have any known conflicts with other themes or plugins.

Note: We have not yet checked to see if these shortcodes work as expected in pages, posts, sidebar widgets, or when set as the page title, in content, in the excert, in menus or anywhere else within a WordPress installation. A shortcode could produce errors due to parameters added when it is used, or if the plugin is updated and the format of the shortcode has changed.

Which new database tables are created by the WordPress plugin Quiz Cat Free?

Which new options are added to the wp-options table by Quiz Cat Free?

Option Name   Known Conflicts
fca_qc_meta_version The fca_qc_meta_version option doesn't have any known conflicts with other themes or plugins.

During use Quiz Cat Free may or may not create more options depending on how the plugin is configured and depending on which other themes and plugins are active in your specific hosting environment.

What new PHP functions does Quiz Cat Free declare when it is active?

Function   Conflicts Common Errors
fca_qc_activation 0 conflicts Fatal error: Cannot redeclare fca_qc_activation()
fca_qc_add_clone_post_link 0 conflicts Fatal error: Cannot redeclare fca_qc_add_clone_post_link()
fca_qc_add_custom_meta_boxes 0 conflicts Fatal error: Cannot redeclare fca_qc_add_custom_meta_boxes()
fca_qc_add_delete_button 0 conflicts Fatal error: Cannot redeclare fca_qc_add_delete_button()
fca_qc_add_image_input 0 conflicts Fatal error: Cannot redeclare fca_qc_add_image_input()
fca_qc_add_marketing_metaboxes 0 conflicts Fatal error: Cannot redeclare fca_qc_add_marketing_metaboxes()
fca_qc_add_new_post_table_columns 0 conflicts Fatal error: Cannot redeclare fca_qc_add_new_post_table_columns()
fca_qc_add_plugin_action_links 0 conflicts Fatal error: Cannot redeclare fca_qc_add_plugin_action_links()
fca_qc_add_wysiwyg 0 conflicts Fatal error: Cannot redeclare fca_qc_add_wysiwyg()
fca_qc_admin_deactivation_survey 0 conflicts Fatal error: Cannot redeclare fca_qc_admin_deactivation_survey()
fca_qc_admin_enqueue 0 conflicts Fatal error: Cannot redeclare fca_qc_admin_enqueue()
fca_qc_admin_nav 0 conflicts Fatal error: Cannot redeclare fca_qc_admin_nav()
fca_qc_admin_notice 0 conflicts Fatal error: Cannot redeclare fca_qc_admin_notice()
fca_qc_clone_quiz 0 conflicts Fatal error: Cannot redeclare fca_qc_clone_quiz()
fca_qc_convert_csv 0 conflicts Fatal error: Cannot redeclare fca_qc_convert_csv()
fca_qc_convert_entities 0 conflicts Fatal error: Cannot redeclare fca_qc_convert_entities()
fca_qc_convert_question_meta 0 conflicts Fatal error: Cannot redeclare fca_qc_convert_question_meta()
fca_qc_do_answer_panel 0 conflicts Fatal error: Cannot redeclare fca_qc_do_answer_panel()
fca_qc_do_question_panel 0 conflicts Fatal error: Cannot redeclare fca_qc_do_question_panel()
fca_qc_do_quiz 0 conflicts Fatal error: Cannot redeclare fca_qc_do_quiz()
fca_qc_do_score_panel 0 conflicts Fatal error: Cannot redeclare fca_qc_do_score_panel()
fca_qc_do_your_answers_panel 0 conflicts Fatal error: Cannot redeclare fca_qc_do_your_answers_panel()
fca_qc_enable_review_notice 0 conflicts Fatal error: Cannot redeclare fca_qc_enable_review_notice()
fca_qc_get_quiz_type 0 conflicts Fatal error: Cannot redeclare fca_qc_get_quiz_type()
fca_qc_gutenblock 0 conflicts Fatal error: Cannot redeclare fca_qc_gutenblock()
fca_qc_gutenblock_enqueue 0 conflicts Fatal error: Cannot redeclare fca_qc_gutenblock_enqueue()
fca_qc_gutenblock_render 0 conflicts Fatal error: Cannot redeclare fca_qc_gutenblock_render()
fca_qc_info_span 0 conflicts Fatal error: Cannot redeclare fca_qc_info_span()
fca_qc_input 0 conflicts Fatal error: Cannot redeclare fca_qc_input()
fca_qc_is_gdpr_country 0 conflicts Fatal error: Cannot redeclare fca_qc_is_gdpr_country()
fca_qc_kses_html 0 conflicts Fatal error: Cannot redeclare fca_qc_kses_html()
fca_qc_live_preview 0 conflicts Fatal error: Cannot redeclare fca_qc_live_preview()
fca_qc_load_localization 0 conflicts Fatal error: Cannot redeclare fca_qc_load_localization()
fca_qc_mailing_list 0 conflicts Fatal error: Cannot redeclare fca_qc_mailing_list()
fca_qc_manage_post_table_columns 0 conflicts Fatal error: Cannot redeclare fca_qc_manage_post_table_columns()
fca_qc_maybe_add_custom_styles 0 conflicts Fatal error: Cannot redeclare fca_qc_maybe_add_custom_styles()
fca_qc_post_updated_messages 0 conflicts Fatal error: Cannot redeclare fca_qc_post_updated_messages()
fca_qc_register_post_type 0 conflicts Fatal error: Cannot redeclare fca_qc_register_post_type()
fca_qc_remove_bulk_actions 0 conflicts Fatal error: Cannot redeclare fca_qc_remove_bulk_actions()
fca_qc_remove_screen_options_tab 0 conflicts Fatal error: Cannot redeclare fca_qc_remove_screen_options_tab()
fca_qc_render_add_result_meta_box 0 conflicts Fatal error: Cannot redeclare fca_qc_render_add_result_meta_box()
fca_qc_render_answer 0 conflicts Fatal error: Cannot redeclare fca_qc_render_answer()
fca_qc_render_description_meta_box 0 conflicts Fatal error: Cannot redeclare fca_qc_render_description_meta_box()
fca_qc_render_marketing_metabox 0 conflicts Fatal error: Cannot redeclare fca_qc_render_marketing_metabox()
fca_qc_render_question 0 conflicts Fatal error: Cannot redeclare fca_qc_render_question()
fca_qc_render_questions_meta_box 0 conflicts Fatal error: Cannot redeclare fca_qc_render_questions_meta_box()
fca_qc_render_quick_links_metabox 0 conflicts Fatal error: Cannot redeclare fca_qc_render_quick_links_metabox()
fca_qc_render_quiz_settings_meta_box 0 conflicts Fatal error: Cannot redeclare fca_qc_render_quiz_settings_meta_box()
fca_qc_render_quiz_type_meta_box 0 conflicts Fatal error: Cannot redeclare fca_qc_render_quiz_type_meta_box()
fca_qc_render_result 0 conflicts Fatal error: Cannot redeclare fca_qc_render_result()
fca_qc_render_translations_metabox 0 conflicts Fatal error: Cannot redeclare fca_qc_render_translations_metabox()
fca_qc_sanitize_text 0 conflicts Fatal error: Cannot redeclare fca_qc_sanitize_text()
fca_qc_save_post 0 conflicts Fatal error: Cannot redeclare fca_qc_save_post()
fca_qc_save_preview_redirect 0 conflicts Fatal error: Cannot redeclare fca_qc_save_preview_redirect()
fca_qc_save_quiz_settings 0 conflicts Fatal error: Cannot redeclare fca_qc_save_quiz_settings()
fca_qc_save_quiz_translations 0 conflicts Fatal error: Cannot redeclare fca_qc_save_quiz_translations()
fca_qc_set_quiz_text_strings 0 conflicts Fatal error: Cannot redeclare fca_qc_set_quiz_text_strings()
fca_qc_settings_metabox_order 0 conflicts Fatal error: Cannot redeclare fca_qc_settings_metabox_order()
fca_qc_share_string 0 conflicts Fatal error: Cannot redeclare fca_qc_share_string()
fca_qc_show_gdpr_checkbox 0 conflicts Fatal error: Cannot redeclare fca_qc_show_gdpr_checkbox()
fca_qc_suppress_post_title 0 conflicts Fatal error: Cannot redeclare fca_qc_suppress_post_title()
fca_qc_tooltip 0 conflicts Fatal error: Cannot redeclare fca_qc_tooltip()
fca_qc_uninstall_ajax 0 conflicts Fatal error: Cannot redeclare fca_qc_uninstall_ajax()
fca_qc_upgrade_menu 0 conflicts Fatal error: Cannot redeclare fca_qc_upgrade_menu()
fca_qc_upgrade_ob_start 0 conflicts Fatal error: Cannot redeclare fca_qc_upgrade_ob_start()
fca_qc_upgrade_page 0 conflicts Fatal error: Cannot redeclare fca_qc_upgrade_page()
fca_qc_upgrade_to_premium_menu_js 0 conflicts Fatal error: Cannot redeclare fca_qc_upgrade_to_premium_menu_js()

Using Quiz Cat Free from the command line with WP-CLI

The following commands are provided for convenience and should only be used if you understand how WP-CLI works. These commands refer to a single WordPress instance and may need to be modified if you are working with a Multisite installation.


How to install Quiz Cat Free from the command line with WP-CLI

Navigate to the root of your WordPress installation and type the following command:

wp plugin install quiz-cat


How to activate Quiz Cat Free from the command line with WP-CLI

To immediately activate Quiz Cat Free after WP-CLI downloads the latest version you can use the following command:

wp plugin install quiz-cat --activate


How to reinstall Quiz Cat Free from the command line with WP-CLI

To force a reinstallation of Quiz Cat Free which overwrites the current plugin without asking for confirmation you can use the following command:

wp plugin install quiz-cat --force


How to update Quiz Cat Free to the latest version from the command line with WP-CLI

wp plugin update quiz-cat


How to delete Quiz Cat Free from the command line with WP-CLI

wp plugin delete quiz-cat

Where can you download earlier versions of Quiz Cat Free?

Whenever possible you should use the latest version of plugins and themes, however if you have recently updated and discovered that you need to install an earlier version you may be able to download other versions of Quiz Cat Free from the WordPress repository by visiting this link.

Please note that installing earlier versions of a theme or plugin is not generally a recommended course of action for most users and could re-introduce security, stability or other issues in Quiz Cat Free

About our testing enviroment

Tests were conducted using Apache 2.4.29, PHP 7.2 on Ubuntu 18.04, MySQL 5.7.33 and WordPress 5.9

It is very possible that different versions of PHP such as PHP 8.0, PHP 7.4, or PHP 7.3 could behave differently with Quiz Cat Free. Different versions of WordPress could implement the features of this plugin in slightly different ways as well.