Report - 404 Solution 2.35.15

Does 404 Solution work with WordPress 6.6.2 and PHP 8.1.12? A smoke test was performed on 2024-09-30 15:10:20 UTC.

Summary

Errors

2	Database errors
	No JavaScript exceptions
	All test pages loaded successfully
	No resource errors

Performance

Memory usage: 51.41 KiB
The average PHP memory usage increased by this amount after activating by the plugin.

Page speed impact: insignificant.
The plugin didn't make the site noticeably slower.

Environment

WordPress version	6.6.2
PHP version	8.1.12
MySQL version	10.6.10
PHP memory limit	512M

Plugin Info

Last updated	2025-04-29T21:28:00+00:00
Active installs	10,000+
WordPress.org page	https://wordpress.org/plugins/404-solution/
Badges	Get badge code

Pages 3

Plugins ‹ Test site — WordPress

URL	/wp-admin/plugins.php?plugin_status=all&paged=1&s
Requested URL	/wp-admin/plugins.php?action=activate&plugin=404-solution%2F404-solution.php&plugin_status=all&paged=1&s&_wpnonce=9555c3c4d5
Aspect	after-activation
HTTP status	200
Load time	1.531 s
Memory usage	3.53 MiB
JS errors	None
Resource errors	None

Settings → 404 Solution

URL	/wp-admin/options-general.php?page=abj404_solution
Aspect	menu-item
HTTP status	200
Load time	0.338 s
Memory usage	3.53 MiB
JS errors	None
Resource errors	None

Test site – Just another WordPress site

URL	/
Aspect	front-page
HTTP status	200
Load time	0.214 s
Memory usage	3.42 MiB
JS errors	None
Resource errors	None

Benchmark

URL	Load time			Memory usage
URL	Inactive	Active	Change	Inactive	Active	Change
/wp-admin/index.php	0.364 s	0.322 s	-0.042 s	3.47 MiB	3.52 MiB	+ 46.61 KiB
/wp-admin/edit.php	0.221 s	0.194 s	-0.027 s	3.54 MiB	3.58 MiB	+ 46.8 KiB
/wp-admin/post-new.php	0.828 s	0.626 s	-0.202 s	5.75 MiB	5.8 MiB	+ 51.75 KiB
/wp-admin/upload.php	0.691 s	0.397 s	-0.294 s	3.49 MiB	3.52 MiB	+ 29.4 KiB
/wp-admin/options-writing.php	0.210 s	0.186 s	-0.024 s	3.41 MiB	3.5 MiB	+ 92.23 KiB
/wp-admin/media-new.php	0.254 s	0.305 s	+0.051 s	3.4 MiB	3.5 MiB	+ 105.59 KiB
/wp-admin/edit-tags.php?taxonomy=category	0.196 s	0.194 s	-0.002 s	3.47 MiB	3.52 MiB	+ 52.34 KiB
/wp-admin/post-new.php?post_type=page	0.626 s	0.588 s	-0.038 s	5.75 MiB	5.79 MiB	+ 47.39 KiB
/wp-admin/options-discussion.php	0.228 s	0.258 s	+0.030 s	3.41 MiB	3.5 MiB	+ 93.92 KiB
/wp-admin/edit-comments.php	0.249 s	0.230 s	-0.019 s	3.49 MiB	3.52 MiB	+ 29.41 KiB
/	0.338 s	0.214 s	-0.124 s	3.45 MiB	3.42 MiB	- 29.88 KiB
Average	0.382 s	0.319 s	-0.063 s	3.88 MiB	3.93 MiB	+ 51.41 KiB

Code Statistics

Note: Third-party libraries and minified JS/CSS files are excluded from these statistics where possible, so the numbers you see here may be lower than those reported by other tools.

PHP

Markdown

Language		%	Lines of code	Comment lines	Files
	PHP	72.4%	8,668	1,893	29
	Markdown	10.9%	1,303	0	2
	JavaScript	5.4%	649	170	8
	HTML	5.4%	642	20	22
	SQL	4.1%	495	125	33
	CSS	1.5%	175	16	1
	JSON	0.4%	45	0	1
Total			11,977	2,224	96

PHP Code Analysis | More results »

Lines of code	8,720
Total complexity	1,905
Median class complexity	16.5
Median method complexity	3.0
Most complex class	ABJ_404_Solution_PluginLogic
Most complex function	ABJ_404_Solution_PluginLogic::updateOptionsFromPOST()

Classes	28
Methods	375
Functions	8

Additions

Things that the plugin adds to the site. This section is not intended to be comprehensive. The test tool only looks for a few specific types of added content.

Database Tables 5

wp_abj404_logsv2
wp_abj404_lookup
wp_abj404_permalink_cache
wp_abj404_redirects
wp_abj404_spelling_cache

Options `wp_options` 1

abj404_settings

PHP Error Log 16 lines

[30-Sep-2024 15:10:39 UTC] WordPress database error Table 'wordpress.wp_abj404_lookup' doesn't exist for query 
/* ------------------ /wp-content/plugins/404-solution/includes/sql/correctLookupTableIssue.sql BEGIN ----- */ 

delete from wp_abj404_lookup
where lkup_value in (
    select * from (
	    SELECT DISTINCT lkup_value 
	    FROM wp_abj404_lookup 
	    group by lkup_value 
	    having count(lkup_value) > 1
    ) a
)

/* ------------------ /wp-content/plugins/404-solution/includes/sql/correctLookupTableIssue.sql END ----- */ 
 made by activate_plugin, plugin_sandbox_scrape, include_once('/plugins/404-solution/404-solution.php'), require_once('/plugins/404-solution/includes/Loader.php'), ABJ_404_Solution_SpellChecker::init, ABJ_404_Solution_SpellChecker::getInstance, ABJ_404_Solution_PluginLogic->getOptions, ABJ_404_Solution_PluginLogic->updateToNewVersion, ABJ_404_Solution_PluginLogic->updateToNewVersionAction, ABJ_404_Solution_DatabaseUpgradesEtc->createDatabaseTables, ABJ_404_Solution_DatabaseUpgradesEtc->reallyCreateDatabaseTables, ABJ_404_Solution_DatabaseUpgradesEtc->correctIssuesBefore, ABJ_404_Solution_DataAccess->correctDuplicateLookupValues, ABJ_404_Solution_DataAccess->queryAndGetResults
[30-Sep-2024 15:10:39 UTC] WordPress database error Table 'wordpress.wp_abj404_spelling_cache' doesn't exist for query delete from wp_abj404_spelling_cache where matchdata is null or matchdata = '' made by activate_plugin, plugin_sandbox_scrape, include_once('/plugins/404-solution/404-solution.php'), require_once('/plugins/404-solution/includes/Loader.php'), ABJ_404_Solution_SpellChecker::init, ABJ_404_Solution_SpellChecker::getInstance, ABJ_404_Solution_PluginLogic->getOptions, ABJ_404_Solution_PluginLogic->updateToNewVersion, ABJ_404_Solution_PluginLogic->updateToNewVersionAction, ABJ_404_Solution_DatabaseUpgradesEtc->createDatabaseTables, ABJ_404_Solution_DatabaseUpgradesEtc->reallyCreateDatabaseTables, ABJ_404_Solution_DatabaseUpgradesEtc->correctIssuesBefore, ABJ_404_Solution_DatabaseUpgradesEtc->correctMatchData, ABJ_404_Solution_DataAccess->queryAndGetResults

404 Solution 2.35.15