Report - WPC Order Notes for WooCommerce 1.4.6

Does "WPC Order Notes for WooCommerce" work with WordPress 6.3 and PHP 8.1.12? A smoke test was performed on 2023-08-14 04:07:24 UTC.

Summary

Errors

14	PHP fatal errors
	No JavaScript exceptions
1	Page failed to load 1 500 Internal Server Error
	No resource errors

Performance

Memory usage: 24.82 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	6.3
PHP version	8.1.12
MySQL version	10.6.10
PHP memory limit	512M

Plugin Info

Last updated	2026-07-17T03:22:00+00:00
Active installs	900+
WordPress.org page	https://wordpress.org/plugins/woo-order-notes/
Badges	Get badge code

Pages 2

Plugins ‹ Test site — WordPress

URL	/wp-admin/plugins.php?activate=true&plugin_status=all&paged=1&s=
Requested URL	/wp-admin/plugins.php?action=activate&plugin=woo-order-notes%2Fwpc-order-notes.php&plugin_status=all&paged=1&s&_wpnonce=8cd65e0cf0
Aspect	after-activation
HTTP status	500
Load time	0.161 s
Memory usage	N/A
JS errors	None
Resource errors	None

Test site – Just another WordPress site

URL	/
Aspect	front-page
HTTP status	200
Load time	0.163 s
Memory usage	3.09 MiB
JS errors	None
Resource errors	None

Benchmark

URL	Load time			Memory usage
URL	Inactive	Active	Change	Inactive	Active	Change
/	0.280 s	0.169 s	-0.111 s	3.13 MiB	3.15 MiB	+ 24.82 KiB
Average	0.280 s	0.169 s	-0.111 s	3.13 MiB	3.15 MiB	+ 24.82 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

CSS

JavaScript

Language		%	Lines of code	Comment lines	Files
	PHP	50.2%	801	27	4
	CSS	34.6%	552	8	3
	JavaScript	13.4%	214	4	3
	SVG	1.8%	29	0	1
Total			1,596	39	11

PHP Code Analysis | More results »

Lines of code	803
Total complexity	113
Median class complexity	30.5
Median method complexity	2.0
Most complex class	WPCleverWooon
Most complex function	WPCleverKit::ajax_get_essential_kit()

Classes	4
Methods	33
Functions	0

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.

No new entries found.

PHP Error Log 128 lines

[14-Aug-2023 04:07:40 UTC] PHP Fatal error:  Uncaught Error: Call to undefined function WC() in /wp-content/plugins/woo-order-notes/wpc-order-notes.php:173
Stack trace:
#0 /wp-includes/class-wp-hook.php(310): WPCleverWooon->admin_enqueue_scripts()
#1 /wp-includes/class-wp-hook.php(334): WP_Hook->apply_filters()
#2 /wp-includes/plugin.php(517): WP_Hook->do_action()
#3 /wp-admin/admin-header.php(118): do_action()
#4 /wp-admin/plugins.php(605): require_once('...')
#5 {main}
  thrown in /wp-content/plugins/woo-order-notes/wpc-order-notes.php on line 173
[14-Aug-2023 04:07:40 UTC] PHP Fatal error:  Uncaught Error: Call to undefined function WC() in /wp-content/plugins/woo-order-notes/wpc-order-notes.php:173
Stack trace:
#0 /wp-includes/class-wp-hook.php(310): WPCleverWooon->admin_enqueue_scripts()
#1 /wp-includes/class-wp-hook.php(334): WP_Hook->apply_filters()
#2 /wp-includes/plugin.php(517): WP_Hook->do_action()
#3 /wp-admin/admin-header.php(118): do_action()
#4 /wp-admin/index.php(137): require_once('...')
#5 {main}
  thrown in /wp-content/plugins/woo-order-notes/wpc-order-notes.php on line 173
[14-Aug-2023 04:07:41 UTC] PHP Fatal error:  Uncaught Error: Call to undefined function WC() in /wp-content/plugins/woo-order-notes/wpc-order-notes.php:173
Stack trace:
#0 /wp-includes/class-wp-hook.php(310): WPCleverWooon->admin_enqueue_scripts()
#1 /wp-includes/class-wp-hook.php(334): WP_Hook->apply_filters()
#2 /wp-includes/plugin.php(517): WP_Hook->do_action()
#3 /wp-admin/admin-header.php(118): do_action()
#4 /wp-admin/index.php(137): require_once('...')
#5 {main}
  thrown in /wp-content/plugins/woo-order-notes/wpc-order-notes.php on line 173
[14-Aug-2023 04:07:41 UTC] PHP Fatal error:  Uncaught Error: Call to undefined function WC() in /wp-content/plugins/woo-order-notes/wpc-order-notes.php:173
Stack trace:
#0 /wp-includes/class-wp-hook.php(310): WPCleverWooon->admin_enqueue_scripts()
#1 /wp-includes/class-wp-hook.php(334): WP_Hook->apply_filters()
#2 /wp-includes/plugin.php(517): WP_Hook->do_action()
#3 /wp-admin/admin-header.php(118): do_action()
#4 /wp-admin/edit.php(407): require_once('...')
#5 {main}
  thrown in /wp-content/plugins/woo-order-notes/wpc-order-notes.php on line 173
[14-Aug-2023 04:07:42 UTC] PHP Fatal error:  Uncaught Error: Call to undefined function WC() in /wp-content/plugins/woo-order-notes/wpc-order-notes.php:173
Stack trace:
#0 /wp-includes/class-wp-hook.php(310): WPCleverWooon->admin_enqueue_scripts()
#1 /wp-includes/class-wp-hook.php(334): WP_Hook->apply_filters()
#2 /wp-includes/plugin.php(517): WP_Hook->do_action()
#3 /wp-admin/admin-header.php(118): do_action()
#4 /wp-admin/edit-form-blocks.php(309): require_once('...')
#5 /wp-admin/post-new.php(72): require('...')
#6 {main}
  thrown in /wp-content/plugins/woo-order-notes/wpc-order-notes.php on line 173
[14-Aug-2023 04:07:42 UTC] PHP Fatal error:  Uncaught Error: Call to undefined function WC() in /wp-content/plugins/woo-order-notes/wpc-order-notes.php:173
Stack trace:
#0 /wp-includes/class-wp-hook.php(310): WPCleverWooon->admin_enqueue_scripts()
#1 /wp-includes/class-wp-hook.php(334): WP_Hook->apply_filters()
#2 /wp-includes/plugin.php(517): WP_Hook->do_action()
#3 /wp-admin/admin-header.php(118): do_action()
#4 /wp-admin/upload.php(206): require_once('...')
#5 {main}
  thrown in /wp-content/plugins/woo-order-notes/wpc-order-notes.php on line 173
[14-Aug-2023 04:07:42 UTC] PHP Fatal error:  Uncaught Error: Call to undefined function WC() in /wp-content/plugins/woo-order-notes/wpc-order-notes.php:173
Stack trace:
#0 /wp-includes/class-wp-hook.php(310): WPCleverWooon->admin_enqueue_scripts()
#1 /wp-includes/class-wp-hook.php(334): WP_Hook->apply_filters()
#2 /wp-includes/plugin.php(517): WP_Hook->do_action()
#3 /wp-admin/admin-header.php(118): do_action()
#4 /wp-admin/options-writing.php(59): require_once('...')
#5 {main}
  thrown in /wp-content/plugins/woo-order-notes/wpc-order-notes.php on line 173
[14-Aug-2023 04:07:42 UTC] PHP Fatal error:  Uncaught Error: Call to undefined function WC() in /wp-content/plugins/woo-order-notes/wpc-order-notes.php:173
Stack trace:
#0 /wp-includes/class-wp-hook.php(310): WPCleverWooon->admin_enqueue_scripts()
#1 /wp-includes/class-wp-hook.php(334): WP_Hook->apply_filters()
#2 /wp-includes/plugin.php(517): WP_Hook->do_action()
#3 /wp-admin/admin-header.php(118): do_action()
#4 /wp-admin/media-new.php(65): require_once('...')
#5 {main}
  thrown in /wp-content/plugins/woo-order-notes/wpc-order-notes.php on line 173
[14-Aug-2023 04:07:42 UTC] PHP Fatal error:  Uncaught Error: Call to undefined function WC() in /wp-content/plugins/woo-order-notes/wpc-order-notes.php:173
Stack trace:
#0 /wp-includes/class-wp-hook.php(310): WPCleverWooon->admin_enqueue_scripts()
#1 /wp-includes/class-wp-hook.php(334): WP_Hook->apply_filters()
#2 /wp-includes/plugin.php(517): WP_Hook->do_action()
#3 /wp-admin/admin-header.php(118): do_action()
#4 /wp-admin/edit-tags.php(319): require_once('...')
#5 {main}
  thrown in /wp-content/plugins/woo-order-notes/wpc-order-notes.php on line 173
[14-Aug-2023 04:07:42 UTC] PHP Fatal error:  Uncaught Error: Call to undefined function WC() in /wp-content/plugins/woo-order-notes/wpc-order-notes.php:173
Stack trace:
#0 /wp-includes/class-wp-hook.php(310): WPCleverWooon->admin_enqueue_scripts()
#1 /wp-includes/class-wp-hook.php(334): WP_Hook->apply_filters()
#2 /wp-includes/plugin.php(517): WP_Hook->do_action()
#3 /wp-admin/admin-header.php(118): do_action()
#4 /wp-admin/edit-form-blocks.php(309): require_once('...')
#5 /wp-admin/post-new.php(72): require('...')
#6 {main}
  thrown in /wp-content/plugins/woo-order-notes/wpc-order-notes.php on line 173
[14-Aug-2023 04:07:42 UTC] PHP Fatal error:  Uncaught Error: Call to undefined function WC() in /wp-content/plugins/woo-order-notes/wpc-order-notes.php:173
Stack trace:
#0 /wp-includes/class-wp-hook.php(310): WPCleverWooon->admin_enqueue_scripts()
#1 /wp-includes/class-wp-hook.php(334): WP_Hook->apply_filters()
#2 /wp-includes/plugin.php(517): WP_Hook->do_action()
#3 /wp-admin/admin-header.php(118): do_action()
#4 /wp-admin/options-discussion.php(36): require_once('...')
#5 {main}

(+28 more lines)