wpsnoop: fix Stiff theme conflicts, errors & issues

When the theme Stiff 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 Stiff, plus learn which plugins and/or themes could be in conflict with Stiff.


Troubleshooting theme and plugin conflicts is easier when you know what Stiff 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 Stiff

Get professional support for Stiff here

When you need professional help with WordPress: get help here


What does Stiff version 1.1.1 add to WordPress? Answers Here.

This is an automatically generated report - it is possible for Stiff to perform differently in your installation, previous versions before 1.1.1 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 1.1.1 of Stiff behaves when installed and removed on a clean installation of WordPress.

We have not tested individual shortcodes, features or settings of this theme 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 Stiff by clicking here.

Our testing covered the free version of this theme 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 Stiff add to WordPress?

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

Type & Path Size Conflicts
wp-content/themes/stiff/ 2.58MB No known conflicts with other themes or plugins.
wp-content/themes/stiff/404.php 1.80kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/admin/ 16.42kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/admin/customizer/ 16.42kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/admin/customizer/customizer-general.php 9.06kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/admin/customizer/customizer-support.php 2.52kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/admin/customizer/customizer.php 4.84kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/archive.php 1.20kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/bootstrap/ 474.30kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/bootstrap/css/ 263.64kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/bootstrap/css/bootstrap.css 143.97kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/bootstrap/css/bootstrap.min.css 119.67kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/bootstrap/fonts/ 210.67kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/bootstrap/fonts/glyphicons-halflings-regular.eot 19.66kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/bootstrap/fonts/glyphicons-halflings-regular.svg 106.19kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/bootstrap/fonts/glyphicons-halflings-regular.ttf 44.34kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/bootstrap/fonts/glyphicons-halflings-regular.woff 22.88kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/bootstrap/fonts/glyphicons-halflings-regular.woff2 17.61kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/comments.php 3.07kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/font-awesome/ 1.10MB No known conflicts with other themes or plugins.
wp-content/themes/stiff/font-awesome/css/ 66.81kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/font-awesome/css/font-awesome.css 36.54kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/font-awesome/css/font-awesome.min.css 30.27kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/font-awesome/fonts/ 1.04MB No known conflicts with other themes or plugins.
wp-content/themes/stiff/font-awesome/fonts/fontawesome-webfont.eot 161.86kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/font-awesome/fonts/fontawesome-webfont.svg 433.96kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/font-awesome/fonts/fontawesome-webfont.ttf 161.67kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/font-awesome/fonts/fontawesome-webfont.woff 95.73kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/font-awesome/fonts/fontawesome-webfont.woff2 75.35kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/font-awesome/fonts/FontAwesome.otf 131.65kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/footer.php 266.00B No known conflicts with other themes or plugins.
wp-content/themes/stiff/functions.php 9.08kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/header.php 2.38kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/images/ 23.28kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/images/search-icon-w.png 15.83kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/images/search-icon-w2.png 7.45kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/inc/ 12.42kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/inc/custom-header.php 2.14kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/inc/extras.php 3.55kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/inc/jetpack.php 737.00B No known conflicts with other themes or plugins.
wp-content/themes/stiff/inc/template-tags.php 6.01kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/index.php 1.78kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/jquery.bxslider/ 108.94kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/jquery.bxslider/bower.json 403.00B No known conflicts with other themes or plugins.
wp-content/themes/stiff/jquery.bxslider/images/ 11.12kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/jquery.bxslider/images/bx_loader.gif 8.38kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/jquery.bxslider/images/controls.png 2.74kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/jquery.bxslider/jquery.bxslider.css 3.87kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/jquery.bxslider/jquery.bxslider.js 49.39kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/jquery.bxslider/jquery.bxslider.min.js 18.91kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/jquery.bxslider/jquery.slider.js 165.00B No known conflicts with other themes or plugins.
wp-content/themes/stiff/jquery.bxslider/plugins/ 10.70kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/jquery.bxslider/plugins/jquery.easing.1.3.js 7.91kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/jquery.bxslider/plugins/jquery.fitvids.js 2.80kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/jquery.bxslider/readme.md 14.40kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/js/ 5.38kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/js/custom.js 145.00B No known conflicts with other themes or plugins.
wp-content/themes/stiff/js/customizer.js 932.00B No known conflicts with other themes or plugins.
wp-content/themes/stiff/js/menu.js 1.22kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/js/navigation.js 2.23kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/js/skip-link-focus-fix.js 904.00B No known conflicts with other themes or plugins.
wp-content/themes/stiff/languages/ 6.06kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/languages/en_GB.mo 443.00B No known conflicts with other themes or plugins.
wp-content/themes/stiff/languages/readme.txt 322.00B No known conflicts with other themes or plugins.
wp-content/themes/stiff/languages/stiff.pot 5.31kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/page.php 965.00B No known conflicts with other themes or plugins.
wp-content/themes/stiff/pages/ 1.81kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/pages/front-page.php 1.81kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/readme.txt 4.61kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/screenshot.png 803.26kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/search.php 1.19kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/sidebar.php 365.00B No known conflicts with other themes or plugins.
wp-content/themes/stiff/single.php 790.00B No known conflicts with other themes or plugins.
wp-content/themes/stiff/style.css 28.06kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/template-parts/ 6.36kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/template-parts/content-none.php 1.11kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/template-parts/content-page.php 999.00B No known conflicts with other themes or plugins.
wp-content/themes/stiff/template-parts/content-search.php 1.11kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/template-parts/content-single.php 1.08kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/template-parts/content-slider.php 1.07kB No known conflicts with other themes or plugins.
wp-content/themes/stiff/template-parts/content.php 1.03kB No known conflicts with other themes or plugins.

Which new shortcodes does Stiff add to WordPress?

Which new database tables are created by the WordPress theme Stiff?

Which new options are added to the wp-options table by Stiff?

Option Name   Known Conflicts
current_theme Potential conflict with 8753 plugins or themes
theme_mods_twentytwentytwo Potential conflict with 8767 plugins or themes
theme_switched Potential conflict with 8753 plugins or themes
theme_mods_stiff The theme_mods_stiff option doesn't have any known conflicts with other themes or plugins.

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

What new PHP functions does Stiff declare when it is active?

Function   Conflicts Common Errors
stiff_body_classes 0 conflicts Fatal error: Cannot redeclare stiff_body_classes()
stiff_categorized_blog 0 conflicts Fatal error: Cannot redeclare stiff_categorized_blog()
stiff_category_transient_flusher 0 conflicts Fatal error: Cannot redeclare stiff_category_transient_flusher()
stiff_content_width 0 conflicts Fatal error: Cannot redeclare stiff_content_width()
stiff_custom_excerpt_length 0 conflicts Fatal error: Cannot redeclare stiff_custom_excerpt_length()
stiff_custom_header_setup 0 conflicts Fatal error: Cannot redeclare stiff_custom_header_setup()
stiff_customize_preview_js 0 conflicts Fatal error: Cannot redeclare stiff_customize_preview_js()
stiff_customize_register 0 conflicts Fatal error: Cannot redeclare stiff_customize_register()
stiff_customizer_inline_css 0 conflicts Fatal error: Cannot redeclare stiff_customizer_inline_css()
stiff_entry_author 0 conflicts Fatal error: Cannot redeclare stiff_entry_author()
stiff_entry_category 0 conflicts Fatal error: Cannot redeclare stiff_entry_category()
stiff_entry_comments 0 conflicts Fatal error: Cannot redeclare stiff_entry_comments()
stiff_entry_footer 0 conflicts Fatal error: Cannot redeclare stiff_entry_footer()
stiff_entry_tags 0 conflicts Fatal error: Cannot redeclare stiff_entry_tags()
stiff_footer 0 conflicts Fatal error: Cannot redeclare stiff_footer()
stiff_general_customizer 0 conflicts Fatal error: Cannot redeclare stiff_general_customizer()
stiff_header_style 0 conflicts Fatal error: Cannot redeclare stiff_header_style()
stiff_infinite_scroll_render 0 conflicts Fatal error: Cannot redeclare stiff_infinite_scroll_render()
stiff_jetpack_setup 0 conflicts Fatal error: Cannot redeclare stiff_jetpack_setup()
stiff_new_excerpt_more 0 conflicts Fatal error: Cannot redeclare stiff_new_excerpt_more()
stiff_next_prev_post 0 conflicts Fatal error: Cannot redeclare stiff_next_prev_post()
stiff_next_prev_posts 0 conflicts Fatal error: Cannot redeclare stiff_next_prev_posts()
stiff_post_meta 0 conflicts Fatal error: Cannot redeclare stiff_post_meta()
stiff_posted_on 0 conflicts Fatal error: Cannot redeclare stiff_posted_on()
stiff_sanitize_checkbox 0 conflicts Fatal error: Cannot redeclare stiff_sanitize_checkbox()
stiff_scripts 0 conflicts Fatal error: Cannot redeclare stiff_scripts()
stiff_setup 0 conflicts Fatal error: Cannot redeclare stiff_setup()
stiff_slider_cb 0 conflicts Fatal error: Cannot redeclare stiff_slider_cb()
stiff_style_settings 0 conflicts Fatal error: Cannot redeclare stiff_style_settings()
stiff_support_customizer 0 conflicts Fatal error: Cannot redeclare stiff_support_customizer()
stiff_widgets_init 0 conflicts Fatal error: Cannot redeclare stiff_widgets_init()

Using Stiff 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 Stiff from the command line with WP-CLI

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

wp theme install stiff


How to activate Stiff from the command line with WP-CLI

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

wp theme install stiff --activate


How to reinstall Stiff from the command line with WP-CLI

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

wp theme install stiff --force


How to update Stiff to the latest version from the command line with WP-CLI

wp theme update stiff


How to delete Stiff from the command line with WP-CLI

wp theme delete stiff --force

Where can you download earlier versions of Stiff?

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 Stiff 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 Stiff

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 Stiff. Different versions of WordPress could implement the features of this plugin in slightly different ways as well.