wpsnoop: fix OneColumn theme conflicts, errors & issues

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

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

Get professional support for OneColumn here

When you need professional help with WordPress: get help here

What does OneColumn version 7.3 add to WordPress? Answers Here.

This is an automatically generated report - it is possible for OneColumn to perform differently in your installation, previous versions before 7.3 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 7.3 of OneColumn 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 OneColumn 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.

Summary of WordPress theme analysis: OneColumn

Theme Slug: onecolumn Internal ID: 116238 Addon Type: > Theme Version: 7.3 Price: Free Source: WordPress.org Files: 26 (586.55kB) Short Codes: [ / ] 0 Database Tables: 0 Function Count: 10

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Which new files does OneColumn add to WordPress?

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

The theme OneColumn added 26 new files when it was installed with WP-CLI in our WordPress test environment.

Type & Path	Size	Conflicts
wp-content/themes/onecolumn/	586.55kB	No known conflicts with other themes or plugins.
wp-content/themes/onecolumn/404.php	205.00B	No known conflicts with other themes or plugins.
wp-content/themes/onecolumn/archive.php	663.00B	No known conflicts with other themes or plugins.
wp-content/themes/onecolumn/changelog.txt	11.85kB	No known conflicts with other themes or plugins.
wp-content/themes/onecolumn/comments.php	1.08kB	No known conflicts with other themes or plugins.
wp-content/themes/onecolumn/content-list.php	1.19kB	No known conflicts with other themes or plugins.
wp-content/themes/onecolumn/content-none.php	326.00B	No known conflicts with other themes or plugins.
wp-content/themes/onecolumn/content-postmeta-single.php	668.00B	No known conflicts with other themes or plugins.
wp-content/themes/onecolumn/content-postmeta.php	839.00B	No known conflicts with other themes or plugins.
wp-content/themes/onecolumn/custom-editor-style.css	2.63kB	No known conflicts with other themes or plugins.
wp-content/themes/onecolumn/footer.php	971.00B	No known conflicts with other themes or plugins.
wp-content/themes/onecolumn/functions.php	9.03kB	No known conflicts with other themes or plugins.
wp-content/themes/onecolumn/header.php	2.85kB	No known conflicts with other themes or plugins.
wp-content/themes/onecolumn/images/	97.19kB	No known conflicts with other themes or plugins.
wp-content/themes/onecolumn/images/boats.jpg	97.19kB	No known conflicts with other themes or plugins.
wp-content/themes/onecolumn/index.php	940.00B	No known conflicts with other themes or plugins.
wp-content/themes/onecolumn/js/	1.22kB	No known conflicts with other themes or plugins.
wp-content/themes/onecolumn/js/nav.js	1.22kB	No known conflicts with other themes or plugins.
wp-content/themes/onecolumn/languages/	3.87kB	No known conflicts with other themes or plugins.
wp-content/themes/onecolumn/languages/onecolumn.pot	3.87kB	No known conflicts with other themes or plugins.
wp-content/themes/onecolumn/page.php	761.00B	No known conflicts with other themes or plugins.
wp-content/themes/onecolumn/readme.txt	2.52kB	No known conflicts with other themes or plugins.
wp-content/themes/onecolumn/screenshot.png	434.06kB	No known conflicts with other themes or plugins.
wp-content/themes/onecolumn/search.php	625.00B	No known conflicts with other themes or plugins.
wp-content/themes/onecolumn/single.php	856.00B	No known conflicts with other themes or plugins.
wp-content/themes/onecolumn/style.css	12.38kB	No known conflicts with other themes or plugins.

Which new shortcodes does OneColumn add to WordPress?

The theme OneColumn 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 theme OneColumn?

OneColumn did not create any new database tables when it was installed. It is possible that the theme 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 OneColumn?

When OneColumn was activated and loaded for the first time it created 4 new options in the wp_options table. Any known conflicts will be shown in red.

Option Name		Known Conflicts
current_theme		Potential conflict with 8753 plugins or themes
OneColumn
theme_mods_twentytwentytwo		Potential conflict with 8767 plugins or themes
a:1:{s:16:"sidebars_widgets";a:2:{s:4:"time";i:1645500015;s:4:"data";a:3:{s:19:"wp_inactive_widgets";a:0:{}s:9:"sidebar-1";a:3:{i:0;s:7:"block-2";i:1;s:7:"block-3";i:2;s:7:"block-4";}s:9:"sidebar-2";a:2:{i:0;s:7:"block-5";i:1;s:7:"block-6";}}}}
theme_switched		Potential conflict with 8753 plugins or themes
(empty string)
theme_mods_onecolumn		The theme_mods_onecolumn option doesn't have any known conflicts with other themes or plugins.
a:1:{s:18:"nav_menu_locations";a:0:{}}

During use OneColumn 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.

After disabling and deleting OneColumn there were 4 options still present in the wp-options table:

current_theme
theme_mods_onecolumn
theme_mods_twentytwentytwo
theme_switched

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

Installing OneColumn added 10 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
onecolumn_comment_next	0 conflicts	Fatal error: Cannot redeclare onecolumn_comment_next()
onecolumn_comment_prev	0 conflicts	Fatal error: Cannot redeclare onecolumn_comment_prev()
onecolumn_excerpt_length	0 conflicts	Fatal error: Cannot redeclare onecolumn_excerpt_length()
onecolumn_font_url	0 conflicts	Fatal error: Cannot redeclare onecolumn_font_url()
onecolumn_post_next	0 conflicts	Fatal error: Cannot redeclare onecolumn_post_next()
onecolumn_post_prev	0 conflicts	Fatal error: Cannot redeclare onecolumn_post_prev()
onecolumn_scripts	0 conflicts	Fatal error: Cannot redeclare onecolumn_scripts()
onecolumn_setup	0 conflicts	Fatal error: Cannot redeclare onecolumn_setup()
onecolumn_theme_customizer	0 conflicts	Fatal error: Cannot redeclare onecolumn_theme_customizer()
onecolumn_widgets_init	0 conflicts	Fatal error: Cannot redeclare onecolumn_widgets_init()

Using OneColumn 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 OneColumn from the command line with WP-CLI

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

wp theme install onecolumn

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

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

wp theme install onecolumn --activate

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

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

wp theme install onecolumn --force

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

wp theme update onecolumn

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

wp theme delete onecolumn --force

Where can you download earlier versions of OneColumn?

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 OneColumn 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 OneColumn

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