wpsnoop: fix LandingPageBuilder theme conflicts, errors & issues

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


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

Get professional support for LandingPageBuilder here

When you need professional help with WordPress: get help here


What does LandingPageBuilder version 1.6 add to WordPress? Answers Here.

This is an automatically generated report - it is possible for LandingPageBuilder to perform differently in your installation, previous versions before 1.6 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 1.6 of LandingPageBuilder 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 LandingPageBuilder 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 LandingPageBuilder add to WordPress?

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

Type & Path Size Conflicts
wp-content/themes/apppage/ 1.85MB The wp-content/themes/apppage/ directory has potential conflict with at least 1 other plugin or theme.
wp-content/themes/apppage/404.php 847.00B The wp-content/themes/apppage/404.php file has potential conflict with at least 1 other plugin or theme.
wp-content/themes/apppage/archive.php 1.10kB The wp-content/themes/apppage/archive.php file has potential conflict with at least 1 other plugin or theme.
wp-content/themes/apppage/comments.php 3.07kB The wp-content/themes/apppage/comments.php file has potential conflict with at least 1 other plugin or theme.
wp-content/themes/apppage/css/ 69.25kB The wp-content/themes/apppage/css/ directory has potential conflict with at least 1 other plugin or theme.
wp-content/themes/apppage/css/admin-expanded.css 1.31kB The wp-content/themes/apppage/css/admin-expanded.css file has potential conflict with at least 1 other plugin or theme.
wp-content/themes/apppage/css/admin.css 0.99kB The wp-content/themes/apppage/css/admin.css file has potential conflict with at least 1 other plugin or theme.
wp-content/themes/apppage/css/custom-editor-style.css 145.00B The wp-content/themes/apppage/css/custom-editor-style.css file has potential conflict with at least 1 other plugin or theme.
wp-content/themes/apppage/css/font-awesome.css 36.54kB The wp-content/themes/apppage/css/font-awesome.css file has potential conflict with at least 1 other plugin or theme.
wp-content/themes/apppage/css/font-awesome.min.css 30.27kB The wp-content/themes/apppage/css/font-awesome.min.css file has potential conflict with at least 1 other plugin or theme.
wp-content/themes/apppage/customizer-button/ 38.49kB The wp-content/themes/apppage/customizer-button/ directory has potential conflict with at least 1 other plugin or theme.
wp-content/themes/apppage/customizer-button/button/ 19.74kB The wp-content/themes/apppage/customizer-button/button/ directory has potential conflict with at least 1 other plugin or theme.
wp-content/themes/apppage/customizer-button/button/class-customize.php 2.28kB The wp-content/themes/apppage/customizer-button/button/class-customize.php file has potential conflict with at least 1 other plugin or theme.
wp-content/themes/apppage/customizer-button/button/customize-controls.css 509.00B The wp-content/themes/apppage/customizer-button/button/customize-controls.css file has potential conflict with at least 1 other plugin or theme.
wp-content/themes/apppage/customizer-button/button/customize-controls.js 320.00B The wp-content/themes/apppage/customizer-button/button/customize-controls.js file has potential conflict with at least 1 other plugin or theme.
wp-content/themes/apppage/customizer-button/button/screenshot.png 15.29kB The wp-content/themes/apppage/customizer-button/button/screenshot.png file has potential conflict with at least 1 other plugin or theme.
wp-content/themes/apppage/customizer-button/button/section-pro.php 1.36kB The wp-content/themes/apppage/customizer-button/button/section-pro.php file has potential conflict with at least 1 other plugin or theme.
wp-content/themes/apppage/customizer-button/license.md 17.56kB The wp-content/themes/apppage/customizer-button/license.md file has potential conflict with at least 1 other plugin or theme.
wp-content/themes/apppage/customizer-button/readme.md 1.18kB The wp-content/themes/apppage/customizer-button/readme.md file has potential conflict with at least 1 other plugin or theme.
wp-content/themes/apppage/fonts/ 1.04MB The wp-content/themes/apppage/fonts/ directory has potential conflict with at least 1 other plugin or theme.
wp-content/themes/apppage/fonts/fontawesome-webfont.eot 161.86kB The wp-content/themes/apppage/fonts/fontawesome-webfont.eot file has potential conflict with at least 1 other plugin or theme.
wp-content/themes/apppage/fonts/fontawesome-webfont.svg 433.96kB The wp-content/themes/apppage/fonts/fontawesome-webfont.svg file has potential conflict with at least 1 other plugin or theme.
wp-content/themes/apppage/fonts/fontawesome-webfont.ttf 161.67kB The wp-content/themes/apppage/fonts/fontawesome-webfont.ttf file has potential conflict with at least 1 other plugin or theme.
wp-content/themes/apppage/fonts/fontawesome-webfont.woff 95.73kB The wp-content/themes/apppage/fonts/fontawesome-webfont.woff file has potential conflict with at least 1 other plugin or theme.
wp-content/themes/apppage/fonts/fontawesome-webfont.woff2 75.35kB The wp-content/themes/apppage/fonts/fontawesome-webfont.woff2 file has potential conflict with at least 1 other plugin or theme.
wp-content/themes/apppage/fonts/FontAwesome.otf 131.65kB The wp-content/themes/apppage/fonts/FontAwesome.otf file has potential conflict with at least 1 other plugin or theme.
wp-content/themes/apppage/footer.php 1.37kB The wp-content/themes/apppage/footer.php file has potential conflict with at least 1 other plugin or theme.
wp-content/themes/apppage/functions.php 7.90kB The wp-content/themes/apppage/functions.php file has potential conflict with at least 1 other plugin or theme.
wp-content/themes/apppage/header.php 6.66kB The wp-content/themes/apppage/header.php file has potential conflict with at least 1 other plugin or theme.
wp-content/themes/apppage/img/ 230.88kB The wp-content/themes/apppage/img/ directory has potential conflict with at least 1 other plugin or theme.
wp-content/themes/apppage/img/default_thumbnail.png 27.29kB The wp-content/themes/apppage/img/default_thumbnail.png file has potential conflict with at least 1 other plugin or theme.
wp-content/themes/apppage/img/default-bg.png 202.45kB The wp-content/themes/apppage/img/default-bg.png file has potential conflict with at least 1 other plugin or theme.
wp-content/themes/apppage/img/searchsubmit.png 1.14kB The wp-content/themes/apppage/img/searchsubmit.png file has potential conflict with at least 1 other plugin or theme.
wp-content/themes/apppage/inc/ 35.96kB The wp-content/themes/apppage/inc/ directory has potential conflict with at least 1 other plugin or theme.
wp-content/themes/apppage/inc/custom-header.php 2.07kB The wp-content/themes/apppage/inc/custom-header.php file has potential conflict with at least 1 other plugin or theme.
wp-content/themes/apppage/inc/customizer.php 25.27kB The wp-content/themes/apppage/inc/customizer.php file has potential conflict with at least 1 other plugin or theme.
wp-content/themes/apppage/inc/extras.php 3.18kB The wp-content/themes/apppage/inc/extras.php file has potential conflict with at least 1 other plugin or theme.
wp-content/themes/apppage/inc/jetpack.php 953.00B The wp-content/themes/apppage/inc/jetpack.php file has potential conflict with at least 1 other plugin or theme.
wp-content/themes/apppage/inc/template-tags.php 4.51kB The wp-content/themes/apppage/inc/template-tags.php file has potential conflict with at least 1 other plugin or theme.
wp-content/themes/apppage/index.php 1.31kB The wp-content/themes/apppage/index.php file has potential conflict with at least 1 other plugin or theme.
wp-content/themes/apppage/js/ 16.21kB The wp-content/themes/apppage/js/ directory has potential conflict with at least 1 other plugin or theme.
wp-content/themes/apppage/js/apppage.js 194.00B The wp-content/themes/apppage/js/apppage.js file has potential conflict with at least 1 other plugin or theme.
wp-content/themes/apppage/js/customizer.js 11.71kB The wp-content/themes/apppage/js/customizer.js file has potential conflict with at least 1 other plugin or theme.
wp-content/themes/apppage/js/navigation.js 3.13kB The wp-content/themes/apppage/js/navigation.js file has potential conflict with at least 1 other plugin or theme.
wp-content/themes/apppage/js/scroll.js 329.00B The wp-content/themes/apppage/js/scroll.js file has potential conflict with at least 1 other plugin or theme.
wp-content/themes/apppage/js/skip-link-focus-fix.js 880.00B The wp-content/themes/apppage/js/skip-link-focus-fix.js file has potential conflict with at least 1 other plugin or theme.
wp-content/themes/apppage/languages/ 3.91kB The wp-content/themes/apppage/languages/ directory has potential conflict with at least 1 other plugin or theme.
wp-content/themes/apppage/languages/apppage.pot 3.60kB The wp-content/themes/apppage/languages/apppage.pot file has potential conflict with at least 1 other plugin or theme.
wp-content/themes/apppage/languages/readme.txt 322.00B The wp-content/themes/apppage/languages/readme.txt file has potential conflict with at least 1 other plugin or theme.
wp-content/themes/apppage/page.php 883.00B The wp-content/themes/apppage/page.php file has potential conflict with at least 1 other plugin or theme.
wp-content/themes/apppage/readme.txt 5.93kB The wp-content/themes/apppage/readme.txt file has potential conflict with at least 1 other plugin or theme.
wp-content/themes/apppage/screenshot.png 360.57kB The wp-content/themes/apppage/screenshot.png file has potential conflict with at least 1 other plugin or theme.
wp-content/themes/apppage/search.php 1.14kB The wp-content/themes/apppage/search.php file has potential conflict with at least 1 other plugin or theme.
wp-content/themes/apppage/single.php 740.00B The wp-content/themes/apppage/single.php file has potential conflict with at least 1 other plugin or theme.
wp-content/themes/apppage/style.css 46.13kB The wp-content/themes/apppage/style.css file has potential conflict with at least 1 other plugin or theme.
wp-content/themes/apppage/template-parts/ 5.45kB The wp-content/themes/apppage/template-parts/ directory has potential conflict with at least 1 other plugin or theme.
wp-content/themes/apppage/template-parts/content-none.php 1.17kB The wp-content/themes/apppage/template-parts/content-none.php file has potential conflict with at least 1 other plugin or theme.
wp-content/themes/apppage/template-parts/content-page.php 1.09kB The wp-content/themes/apppage/template-parts/content-page.php file has potential conflict with at least 1 other plugin or theme.
wp-content/themes/apppage/template-parts/content-search.php 786.00B The wp-content/themes/apppage/template-parts/content-search.php file has potential conflict with at least 1 other plugin or theme.
wp-content/themes/apppage/template-parts/content.php 2.42kB The wp-content/themes/apppage/template-parts/content.php file has potential conflict with at least 1 other plugin or theme.
wp-content/themes/landingpagebuilder/ 2.68MB No known conflicts with other themes or plugins.
wp-content/themes/landingpagebuilder/css/ 0.99kB No known conflicts with other themes or plugins.
wp-content/themes/landingpagebuilder/css/admin.css 0.99kB No known conflicts with other themes or plugins.
wp-content/themes/landingpagebuilder/customizer-button/ 39.93kB No known conflicts with other themes or plugins.
wp-content/themes/landingpagebuilder/customizer-button/button/ 21.17kB No known conflicts with other themes or plugins.
wp-content/themes/landingpagebuilder/customizer-button/button/class-customize.php 2.42kB No known conflicts with other themes or plugins.
wp-content/themes/landingpagebuilder/customizer-button/button/customize-controls.css 1.75kB No known conflicts with other themes or plugins.
wp-content/themes/landingpagebuilder/customizer-button/button/customize-controls.js 342.00B No known conflicts with other themes or plugins.
wp-content/themes/landingpagebuilder/customizer-button/button/screenshot.png 15.29kB No known conflicts with other themes or plugins.
wp-content/themes/landingpagebuilder/customizer-button/button/section-pro.php 1.38kB No known conflicts with other themes or plugins.
wp-content/themes/landingpagebuilder/customizer-button/license.md 17.56kB No known conflicts with other themes or plugins.
wp-content/themes/landingpagebuilder/customizer-button/readme.md 1.19kB No known conflicts with other themes or plugins.
wp-content/themes/landingpagebuilder/footer.php 1.45kB No known conflicts with other themes or plugins.
wp-content/themes/landingpagebuilder/functions.php 3.95kB No known conflicts with other themes or plugins.
wp-content/themes/landingpagebuilder/header.php 6.41kB No known conflicts with other themes or plugins.
wp-content/themes/landingpagebuilder/img/ 1.07MB No known conflicts with other themes or plugins.
wp-content/themes/landingpagebuilder/img/default_thumbnail.png 43.58kB No known conflicts with other themes or plugins.
wp-content/themes/landingpagebuilder/img/default-bg.png 1.03MB No known conflicts with other themes or plugins.
wp-content/themes/landingpagebuilder/img/searchsubmit.png 1.14kB No known conflicts with other themes or plugins.
wp-content/themes/landingpagebuilder/inc/ 2.24kB No known conflicts with other themes or plugins.
wp-content/themes/landingpagebuilder/inc/custom-header.php 2.24kB No known conflicts with other themes or plugins.
wp-content/themes/landingpagebuilder/readme.txt 3.75kB No known conflicts with other themes or plugins.
wp-content/themes/landingpagebuilder/screenshot.png 1.50MB No known conflicts with other themes or plugins.
wp-content/themes/landingpagebuilder/style.css 45.44kB No known conflicts with other themes or plugins.

Which new shortcodes does LandingPageBuilder add to WordPress?

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

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

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_landingpagebuilder The theme_mods_landingpagebuilder option doesn't have any known conflicts with other themes or plugins.

During use LandingPageBuilder 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 LandingPageBuilder declare when it is active?

Function   Conflicts Common Errors
apppage_add_editor_styles 1 conflict Fatal error: Cannot redeclare apppage_add_editor_styles()
apppage_backend 1 conflict Fatal error: Cannot redeclare apppage_backend()
apppage_body_classes 1 conflict Fatal error: Cannot redeclare apppage_body_classes()
apppage_categorized_blog 1 conflict Fatal error: Cannot redeclare apppage_categorized_blog()
apppage_category_transient_flusher 1 conflict Fatal error: Cannot redeclare apppage_category_transient_flusher()
apppage_content_width 1 conflict Fatal error: Cannot redeclare apppage_content_width()
apppage_custom_css_changes 1 conflict Fatal error: Cannot redeclare apppage_custom_css_changes()
apppage_custom_excerpt_length 1 conflict Fatal error: Cannot redeclare apppage_custom_excerpt_length()
apppage_custom_excerpt_more 1 conflict Fatal error: Cannot redeclare apppage_custom_excerpt_more()
apppage_custom_header_setup 1 conflict Fatal error: Cannot redeclare apppage_custom_header_setup()
apppage_customize_preview_js 1 conflict Fatal error: Cannot redeclare apppage_customize_preview_js()
apppage_customize_register 1 conflict Fatal error: Cannot redeclare apppage_customize_register()
apppage_customizer_load_css 1 conflict Fatal error: Cannot redeclare apppage_customizer_load_css()
apppage_enqueue_googlefonts 1 conflict Fatal error: Cannot redeclare apppage_enqueue_googlefonts()
apppage_entry_footer 1 conflict Fatal error: Cannot redeclare apppage_entry_footer()
apppage_google_fonts_url 1 conflict Fatal error: Cannot redeclare apppage_google_fonts_url()
apppage_header_style 1 conflict Fatal error: Cannot redeclare apppage_header_style()
apppage_infinite_scroll_render 1 conflict Fatal error: Cannot redeclare apppage_infinite_scroll_render()
apppage_jetpack_setup 1 conflict Fatal error: Cannot redeclare apppage_jetpack_setup()
apppage_light_get_image_src 1 conflict Fatal error: Cannot redeclare apppage_light_get_image_src()
apppage_load_custom_wp_admin_style 1 conflict Fatal error: Cannot redeclare apppage_load_custom_wp_admin_style()
apppage_pingback_header 1 conflict Fatal error: Cannot redeclare apppage_pingback_header()
apppage_posted_on 1 conflict Fatal error: Cannot redeclare apppage_posted_on()
apppage_register_backend 1 conflict Fatal error: Cannot redeclare apppage_register_backend()
apppage_sanitize_checkbox 1 conflict Fatal error: Cannot redeclare apppage_sanitize_checkbox()
apppage_sanitize_number 1 conflict Fatal error: Cannot redeclare apppage_sanitize_number()
apppage_scripts 1 conflict Fatal error: Cannot redeclare apppage_scripts()
apppage_setup 1 conflict Fatal error: Cannot redeclare apppage_setup()
apppage_the_custom_logo 1 conflict Fatal error: Cannot redeclare apppage_the_custom_logo()
apppage_widgets_init 1 conflict Fatal error: Cannot redeclare apppage_widgets_init()
landingpagebuilder_backend 0 conflicts Fatal error: Cannot redeclare landingpagebuilder_backend()
landingpagebuilder_custom_header_setup 0 conflicts Fatal error: Cannot redeclare landingpagebuilder_custom_header_setup()
landingpagebuilder_custom_logo_setup 0 conflicts Fatal error: Cannot redeclare landingpagebuilder_custom_logo_setup()
landingpagebuilder_customizer_hideaway 0 conflicts Fatal error: Cannot redeclare landingpagebuilder_customizer_hideaway()
landingpagebuilder_enqueue_styles 0 conflicts Fatal error: Cannot redeclare landingpagebuilder_enqueue_styles()
landingpagebuilder_general_hideaway 0 conflicts Fatal error: Cannot redeclare landingpagebuilder_general_hideaway()
landingpagebuilder_header_style 0 conflicts Fatal error: Cannot redeclare landingpagebuilder_header_style()
landingpagebuilder_load_custom_wp_admin_style 0 conflicts Fatal error: Cannot redeclare landingpagebuilder_load_custom_wp_admin_style()
landingpagebuilder_register_backend 0 conflicts Fatal error: Cannot redeclare landingpagebuilder_register_backend()

Using LandingPageBuilder 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 LandingPageBuilder from the command line with WP-CLI

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

wp theme install landingpagebuilder


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

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

wp theme install landingpagebuilder --activate


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

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

wp theme install landingpagebuilder --force


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

wp theme update landingpagebuilder


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

wp theme delete landingpagebuilder --force

Where can you download earlier versions of LandingPageBuilder?

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 LandingPageBuilder 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 LandingPageBuilder

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