wpsnoop: fix CDN Speed Cache plugin conflicts, errors & issues

When the plugin CDN Speed Cache 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 CDN Speed Cache, plus learn which plugins and/or themes could be in conflict with CDN Speed Cache.

Troubleshooting theme and plugin conflicts is easier when you know what CDN Speed Cache 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 CDN Speed Cache

Database Issues

ShortCode Issues

Function Issues

File System Issues

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When you need professional help with WordPress: get help here

What does CDN Speed Cache version 2.0.6 add to WordPress? Answers Here.

This is an automatically generated report - it is possible for CDN Speed Cache to perform differently in your installation, previous versions before 2.0.6 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 2.0.6 of CDN Speed Cache 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 CDN Speed Cache 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: CDN Speed Cache

Plugin Slug: speedcache Internal ID: 68551 Addon Type: Plugin Version: 2.0.6 Price: Free Source: WordPress.org Files: 14 (75.45kB) Short Codes: [ / ] 0 Database Tables: 0 Function Count: 16 Code Review: Search Provit

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Which new files does CDN Speed Cache add to WordPress?

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

The plugin CDN Speed Cache added 14 new files when it was installed with WP-CLI in our WordPress test environment.

Type & Path	Size	Conflicts
wp-content/plugins/speedcache/	75.45kB	No known conflicts with other themes or plugins.
wp-content/plugins/speedcache/backend.css	584.00B	No known conflicts with other themes or plugins.
wp-content/plugins/speedcache/cdn-linker-base.php	6.40kB	No known conflicts with other themes or plugins.
wp-content/plugins/speedcache/cdn-linker-upstream.php	4.25kB	No known conflicts with other themes or plugins.
wp-content/plugins/speedcache/img/	5.97kB	No known conflicts with other themes or plugins.
wp-content/plugins/speedcache/img/arrowbar-down.png	258.00B	No known conflicts with other themes or plugins.
wp-content/plugins/speedcache/img/completed.png	1.25kB	No known conflicts with other themes or plugins.
wp-content/plugins/speedcache/img/failed.png	1.28kB	No known conflicts with other themes or plugins.
wp-content/plugins/speedcache/img/paypal_subscribe.gif	1.89kB	No known conflicts with other themes or plugins.
wp-content/plugins/speedcache/img/syncing.png	1.29kB	No known conflicts with other themes or plugins.
wp-content/plugins/speedcache/README.txt	8.71kB	No known conflicts with other themes or plugins.
wp-content/plugins/speedcache/screenshot-1.png	20.39kB	No known conflicts with other themes or plugins.
wp-content/plugins/speedcache/screenshot-2.png	16.42kB	No known conflicts with other themes or plugins.
wp-content/plugins/speedcache/wp-cdn-linker.php	12.72kB	No known conflicts with other themes or plugins.

Which new shortcodes does CDN Speed Cache add to WordPress?

The plugin CDN Speed Cache 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 CDN Speed Cache?

CDN Speed Cache 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 CDN Speed Cache?

When CDN Speed Cache 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
ossdl_off_cdn_url		Potential conflict with 1 plugin or theme
http://testing.local
ossdl_off_exclude		Potential conflict with 1 plugin or theme
.php
ossdl_off_include_dirs		Potential conflict with 1 plugin or theme
wp-content,wp-includes
ossdl_off_rootrelative		Potential conflict with 1 plugin or theme
(empty string)
arcostream_account_status		The arcostream_account_status option doesn't have any known conflicts with other themes or plugins.
unknown
arcostream_token		The arcostream_token option doesn't have any known conflicts with other themes or plugins.
dUMb-rK53-8DrD-Fksx

During use CDN Speed Cache 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 CDN Speed Cache there were 1 option still present in the wp-options table:

recently_activated

Contact CDN Speed Cache experts for help

What new PHP functions does CDN Speed Cache declare when it is active?

Installing CDN Speed Cache added 16 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
admin_register_head	37 conflicts	Fatal error: Cannot redeclare admin_register_head()
do_ossdl_off_ob_start	1 conflict	Fatal error: Cannot redeclare do_ossdl_off_ob_start()
ossdl_off_activate	1 conflict	Fatal error: Cannot redeclare ossdl_off_activate()
ossdl_off_deactivate	1 conflict	Fatal error: Cannot redeclare ossdl_off_deactivate()
ossdl_off_menu	1 conflict	Fatal error: Cannot redeclare ossdl_off_menu()
ossdl_off_options	1 conflict	Fatal error: Cannot redeclare ossdl_off_options()
random_string	4 conflicts	Fatal error: Cannot redeclare random_string()
generate_random_token	0 conflicts	Fatal error: Cannot redeclare generate_random_token()
get_from_remote	0 conflicts	Fatal error: Cannot redeclare get_from_remote()
hash_from_json	0 conflicts	Fatal error: Cannot redeclare hash_from_json()
ossdl_off_cdn_strategy_for	0 conflicts	Fatal error: Cannot redeclare ossdl_off_cdn_strategy_for()
ossdl_off_class_for_status	0 conflicts	Fatal error: Cannot redeclare ossdl_off_class_for_status()
ossdl_off_cronjob	0 conflicts	Fatal error: Cannot redeclare ossdl_off_cronjob()
ossdl_off_get_basedir	0 conflicts	Fatal error: Cannot redeclare ossdl_off_get_basedir()
ossdl_off_reschedule_cronjob	0 conflicts	Fatal error: Cannot redeclare ossdl_off_reschedule_cronjob()
ossdl_off_update_data_from_upstream	0 conflicts	Fatal error: Cannot redeclare ossdl_off_update_data_from_upstream()

Using CDN Speed Cache 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 CDN Speed Cache from the command line with WP-CLI

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

wp plugin install speedcache

How to activate CDN Speed Cache from the command line with WP-CLI

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

wp plugin install speedcache --activate

How to reinstall CDN Speed Cache from the command line with WP-CLI

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

wp plugin install speedcache --force

How to update CDN Speed Cache to the latest version from the command line with WP-CLI

wp plugin update speedcache

How to delete CDN Speed Cache from the command line with WP-CLI

wp plugin delete speedcache

Where can you download earlier versions of CDN Speed Cache?

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 CDN Speed Cache 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 CDN Speed Cache

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