wpsnoop: fix Async JS and CSS plugin conflicts, errors & issues

When the plugin Async JS and CSS 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 Async JS and CSS, plus learn which plugins and/or themes could be in conflict with Async JS and CSS.

Troubleshooting theme and plugin conflicts is easier when you know what Async JS and CSS 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 Async JS and CSS

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What does Async JS and CSS version 1.7.13 add to WordPress? Answers Here.

This is an automatically generated report - it is possible for Async JS and CSS to perform differently in your installation, previous versions before 1.7.13 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 1.7.13 of Async JS and CSS 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 Async JS and CSS 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.

Summary of WordPress plugin analysis: Async JS and CSS

Plugin Slug: async-js-and-css Internal ID: 5372 Addon Type: Plugin Version: 1.7.13 Price: Free Source: WordPress.org Files: 10 (45.68kB) Short Codes: [ / ] 0 Database Tables: 0 Function Count: 39 Code Review: Search Provit

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Which new files does Async JS and CSS add to WordPress?

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

The plugin Async JS and CSS added 10 new files when it was installed with WP-CLI in our WordPress test environment.

Type & Path	Size	Conflicts
wp-content/plugins/async-js-and-css/	45.68kB	No known conflicts with other themes or plugins.
wp-content/plugins/async-js-and-css/asyncJSandCSS.php	7.55kB	No known conflicts with other themes or plugins.
wp-content/plugins/async-js-and-css/functions.php	9.95kB	No known conflicts with other themes or plugins.
wp-content/plugins/async-js-and-css/languages/	14.79kB	No known conflicts with other themes or plugins.
wp-content/plugins/async-js-and-css/languages/ajc-es_ES.mo	2.99kB	No known conflicts with other themes or plugins.
wp-content/plugins/async-js-and-css/languages/ajc-es_ES.po	3.74kB	No known conflicts with other themes or plugins.
wp-content/plugins/async-js-and-css/languages/ajc-ru_RU.mo	3.66kB	No known conflicts with other themes or plugins.
wp-content/plugins/async-js-and-css/languages/ajc-ru_RU.po	4.40kB	No known conflicts with other themes or plugins.
wp-content/plugins/async-js-and-css/README.txt	5.39kB	No known conflicts with other themes or plugins.
wp-content/plugins/async-js-and-css/settings_page.php	8.00kB	No known conflicts with other themes or plugins.

Which new shortcodes does Async JS and CSS add to WordPress?

The plugin Async JS and CSS did not add any shortcodes when it was installed with WP-CLI in our WordPress test environment.

Which new database tables are created by the WordPress plugin Async JS and CSS?

Async JS and CSS did not create any new database tables when it was installed. It is possible that the plugin creates new database tables after an initial setup or configuration or after some period of use.

Which new options are added to the wp-options table by Async JS and CSS?

When Async JS and CSS was activated and loaded for the first time it created 6 new options in the wp_options table. Any known conflicts will be shown in red.

Option Name		Known Conflicts
ajc_async_css		The ajc_async_css option doesn't have any known conflicts with other themes or plugins.
on
ajc_async_js		The ajc_async_js option doesn't have any known conflicts with other themes or plugins.
on
ajc_css_loading_method		The ajc_css_loading_method option doesn't have any known conflicts with other themes or plugins.
inline_header
ajc_css_minify		The ajc_css_minify option doesn't have any known conflicts with other themes or plugins.
on
ajc_detect_scripts_in_wp_foot		The ajc_detect_scripts_in_wp_foot option doesn't have any known conflicts with other themes or plugins.
on
ajc_detect_scripts_in_wp_head		The ajc_detect_scripts_in_wp_head option doesn't have any known conflicts with other themes or plugins.
on

During use Async JS and CSS 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.

After disabling and deleting Async JS and CSS there were 7 options still present in the wp-options table:

ajc_async_css
ajc_async_js
ajc_css_loading_method
ajc_css_minify
ajc_detect_scripts_in_wp_foot
ajc_detect_scripts_in_wp_head
recently_activated

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What new PHP functions does Async JS and CSS declare when it is active?

Installing Async JS and CSS added 39 new functions to Wordpress at run-time. These functions are internal and generally aren't meant to be used except by developpers who wish to interface with the plugin to enhance or alter its behavior.

Function	Conflicts	Common Errors
inline_css	1 conflict	Fatal error: Cannot redeclare inline_css()
minify_css	3 conflicts	Fatal error: Cannot redeclare minify_css()
ajc_activate	0 conflicts	Fatal error: Cannot redeclare ajc_activate()
ajc_admin_init	0 conflicts	Fatal error: Cannot redeclare ajc_admin_init()
ajc_admin_menu	0 conflicts	Fatal error: Cannot redeclare ajc_admin_menu()
ajc_detect_scripts_in_wp_foot_post	0 conflicts	Fatal error: Cannot redeclare ajc_detect_scripts_in_wp_foot_post()
ajc_detect_scripts_in_wp_foot_pre	0 conflicts	Fatal error: Cannot redeclare ajc_detect_scripts_in_wp_foot_pre()
ajc_detect_scripts_in_wp_head_post	0 conflicts	Fatal error: Cannot redeclare ajc_detect_scripts_in_wp_head_post()
ajc_detect_scripts_in_wp_head_pre	0 conflicts	Fatal error: Cannot redeclare ajc_detect_scripts_in_wp_head_pre()
ajc_init	0 conflicts	Fatal error: Cannot redeclare ajc_init()
ajc_loader_execute	0 conflicts	Fatal error: Cannot redeclare ajc_loader_execute()
ajc_loader_init	0 conflicts	Fatal error: Cannot redeclare ajc_loader_init()
ajc_main_config_render	0 conflicts	Fatal error: Cannot redeclare ajc_main_config_render()
ajc_plugin_loaded	0 conflicts	Fatal error: Cannot redeclare ajc_plugin_loaded()
ajc_print_delayed_styles	0 conflicts	Fatal error: Cannot redeclare ajc_print_delayed_styles()
ajc_print_scripts	0 conflicts	Fatal error: Cannot redeclare ajc_print_scripts()
ajc_print_styles	0 conflicts	Fatal error: Cannot redeclare ajc_print_styles()
ajc_setting_async_css	0 conflicts	Fatal error: Cannot redeclare ajc_setting_async_css()
ajc_setting_async_js	0 conflicts	Fatal error: Cannot redeclare ajc_setting_async_js()
ajc_setting_css_loading_method	0 conflicts	Fatal error: Cannot redeclare ajc_setting_css_loading_method()
ajc_setting_css_minify	0 conflicts	Fatal error: Cannot redeclare ajc_setting_css_minify()
ajc_setting_detect_scripts_in_wp_foot	0 conflicts	Fatal error: Cannot redeclare ajc_setting_detect_scripts_in_wp_foot()
ajc_setting_detect_scripts_in_wp_head	0 conflicts	Fatal error: Cannot redeclare ajc_setting_detect_scripts_in_wp_head()
ajc_setting_exceptions	0 conflicts	Fatal error: Cannot redeclare ajc_setting_exceptions()
ajc_setting_remove_get_part	0 conflicts	Fatal error: Cannot redeclare ajc_setting_remove_get_part()
ajc_settings_link	0 conflicts	Fatal error: Cannot redeclare ajc_settings_link()
ajc_settings_page	0 conflicts	Fatal error: Cannot redeclare ajc_settings_page()
fix_css_urls	0 conflicts	Fatal error: Cannot redeclare fix_css_urls()
generate_inline_script	0 conflicts	Fatal error: Cannot redeclare generate_inline_script()
get_exceptions	0 conflicts	Fatal error: Cannot redeclare get_exceptions()
get_exceptions_script_names	0 conflicts	Fatal error: Cannot redeclare get_exceptions_script_names()
get_ordered_script_list	0 conflicts	Fatal error: Cannot redeclare get_ordered_script_list()
get_script_extra	0 conflicts	Fatal error: Cannot redeclare get_script_extra()
get_script_with_deps	0 conflicts	Fatal error: Cannot redeclare get_script_with_deps()
get_styles_list	0 conflicts	Fatal error: Cannot redeclare get_styles_list()
is_excluded	0 conflicts	Fatal error: Cannot redeclare is_excluded()
remove_multiline_comments	0 conflicts	Fatal error: Cannot redeclare remove_multiline_comments()
unregister_all_scripts	0 conflicts	Fatal error: Cannot redeclare unregister_all_scripts()
unregister_all_styles	0 conflicts	Fatal error: Cannot redeclare unregister_all_styles()

Using Async JS and CSS 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 Async JS and CSS from the command line with WP-CLI

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

wp plugin install async-js-and-css

How to activate Async JS and CSS from the command line with WP-CLI

To immediately activate Async JS and CSS after WP-CLI downloads the latest version you can use the following command:

wp plugin install async-js-and-css --activate

How to reinstall Async JS and CSS from the command line with WP-CLI

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

wp plugin install async-js-and-css --force

How to update Async JS and CSS to the latest version from the command line with WP-CLI

wp plugin update async-js-and-css

How to delete Async JS and CSS from the command line with WP-CLI

wp plugin delete async-js-and-css

Where can you download earlier versions of Async JS and CSS?

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 Async JS and CSS 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 Async JS and CSS

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 Async JS and CSS. Different versions of WordPress could implement the features of this plugin in slightly different ways as well.