Report - Yatoon Booking System 2.8.0

Does Yatoon Booking System work with WordPress 6.9.4 and PHP 8.1.12? A smoke test was performed on 2026-04-24 04:06:03 UTC.

Summary

Errors

1	PHP fatal errors
8	JavaScript exceptions
	All test pages loaded successfully
	No resource errors

Performance

Memory usage: 551.27 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	6.9.4
PHP version	8.1.12
MySQL version	10.6.10
PHP memory limit	512M

Plugin Info

Last updated	2026-05-17T04:07:00+00:00
Active installs	<10
WordPress.org page	https://wordpress.org/plugins/yatoon-booking-system/
Badges	Get badge code

Pages 26

Yatoon Booking ‹ Test site — WordPress

URL	/wp-admin/admin.php?page=yatoon-booking-system
Requested URL	/wp-admin/plugins.php?action=activate&plugin=yatoon-booking-system%2Fyatoon-booking-system.php&plugin_status=all&paged=1&s&_wpnonce=dd8580eb4b
Aspect	after-activation
HTTP status	200
Load time	1.524 s
Memory usage	4.41 MiB
JS errors	None
Resource errors	None

Yatoon Booking

URL	/wp-admin/admin.php?page=yatoon-booking-system
Aspect	menu-item
HTTP status	200
Load time	0.462 s
Memory usage	4.26 MiB
JS errors	`[ { "message": "ReferenceError: color is not defined\n at updatePreview (/wp-admin/admin.php?page=yatoon-booking-system:770:32)\n at HTMLDocument.<anonymous> (/wp-admin/admin.php?page=yatoon-booking-system:772:5)\n at e (/wp-admin/load-scripts.php?c=0&load%5Bchunk_0%5D=jquery-core,jquery-migrate,utils,moxiejs,plupload&ver=6.9.4:2:27028)\n at t (/wp-admin/load-scripts.php?c=0&load%5Bchunk_0%5D=jquery-core,jquery-migrate,utils,moxiejs,plupload&ver=6.9.4:2:27330)", "trace": null, "code": null } ]`
Resource errors	None

Yatoon Booking → 🕐 Business Hours

URL	/wp-admin/admin.php?page=yatoon-booking-system&tab=hours
Aspect	menu-item-tab
HTTP status	200
Load time	0.554 s
Memory usage	4.25 MiB
JS errors	[ { "message": "ReferenceError: color is not defined\n at updatePreview (/wp-admin/admin.php?page=yatoon-booking-system&tab=hours:1528:32)\n at HTMLDocument.<anonymous> (/wp-admin/admin.php?page=yatoon-booking-system&tab=hours:1530:5)\n at e (/wp-admin/load-scripts.php?c=0&load%5Bchunk_0%5D=jquery-core,jquery-migrate,utils,moxiejs,plupload&ver=6.9.4:2:27028)\n at t (/wp-admin/load-scripts.php?c=0&load%5Bchunk_0%5D=jquery-core,jquery-migrate,utils,moxiejs,plupload&ver=6.9.4:2:27330)", "trace": null, "code": null } ]
Resource errors	None

Yatoon Booking → 📧 Email

URL	/wp-admin/admin.php?page=yatoon-booking-system&tab=email
Aspect	menu-item-tab
HTTP status	200
Load time	0.450 s
Memory usage	4.33 MiB
JS errors	[ { "message": "ReferenceError: color is not defined\n at updatePreview (/wp-admin/admin.php?page=yatoon-booking-system&tab=email:352:32)\n at HTMLDocument.<anonymous> (/wp-admin/admin.php?page=yatoon-booking-system&tab=email:354:5)\n at e (/wp-admin/load-scripts.php?c=0&load%5Bchunk_0%5D=jquery-core,jquery-migrate,utils,moxiejs,plupload&ver=6.9.4:2:27028)\n at t (/wp-admin/load-scripts.php?c=0&load%5Bchunk_0%5D=jquery-core,jquery-migrate,utils,moxiejs,plupload&ver=6.9.4:2:27330)", "trace": null, "code": null } ]
Resource errors	None

Yatoon Booking → 🔒 SMS

URL	/wp-admin/admin.php?page=yatoon-booking-system&tab=sms
Aspect	menu-item-tab
HTTP status	200
Load time	0.447 s
Memory usage	4.25 MiB
JS errors	[ { "message": "ReferenceError: color is not defined\n at updatePreview (/wp-admin/admin.php?page=yatoon-booking-system&tab=sms:243:32)\n at HTMLDocument.<anonymous> (/wp-admin/admin.php?page=yatoon-booking-system&tab=sms:245:5)\n at e (/wp-admin/load-scripts.php?c=0&load%5Bchunk_0%5D=jquery-core,jquery-migrate,utils,moxiejs,plupload&ver=6.9.4:2:27028)\n at t (/wp-admin/load-scripts.php?c=0&load%5Bchunk_0%5D=jquery-core,jquery-migrate,utils,moxiejs,plupload&ver=6.9.4:2:27330)", "trace": null, "code": null } ]
Resource errors	None

Yatoon Booking → 🔒 Google Cal

URL	/wp-admin/admin.php?page=yatoon-booking-system&tab=calendar
Aspect	menu-item-tab
HTTP status	200
Load time	0.446 s
Memory usage	4.25 MiB
JS errors	[ { "message": "ReferenceError: color is not defined\n at updatePreview (/wp-admin/admin.php?page=yatoon-booking-system&tab=calendar:243:32)\n at HTMLDocument.<anonymous> (/wp-admin/admin.php?page=yatoon-booking-system&tab=calendar:245:5)\n at e (/wp-admin/load-scripts.php?c=0&load%5Bchunk_0%5D=jquery-core,jquery-migrate,utils,moxiejs,plupload&ver=6.9.4:2:27028)\n at t (/wp-admin/load-scripts.php?c=0&load%5Bchunk_0%5D=jquery-core,jquery-migrate,utils,moxiejs,plupload&ver=6.9.4:2:27330)", "trace": null, "code": null } ]
Resource errors	None

Yatoon Booking → 🔒 Brand & Colors

URL	/wp-admin/admin.php?page=yatoon-booking-system&tab=colors
Aspect	menu-item-tab
HTTP status	200
Load time	0.424 s
Memory usage	4.25 MiB
JS errors	[ { "message": "ReferenceError: color is not defined\n at updatePreview (/wp-admin/admin.php?page=yatoon-booking-system&tab=colors:243:32)\n at HTMLDocument.<anonymous> (/wp-admin/admin.php?page=yatoon-booking-system&tab=colors:245:5)\n at e (/wp-admin/load-scripts.php?c=0&load%5Bchunk_0%5D=jquery-core,jquery-migrate,utils,moxiejs,plupload&ver=6.9.4:2:27028)\n at t (/wp-admin/load-scripts.php?c=0&load%5Bchunk_0%5D=jquery-core,jquery-migrate,utils,moxiejs,plupload&ver=6.9.4:2:27330)", "trace": null, "code": null } ]
Resource errors	None

Yatoon Booking → 🔒 Staff

URL	/wp-admin/admin.php?page=yatoon-booking-system&tab=staff_crud
Aspect	menu-item-tab
HTTP status	200
Load time	0.426 s
Memory usage	4.25 MiB
JS errors	[ { "message": "ReferenceError: color is not defined\n at updatePreview (/wp-admin/admin.php?page=yatoon-booking-system&tab=staff_crud:243:32)\n at HTMLDocument.<anonymous> (/wp-admin/admin.php?page=yatoon-booking-system&tab=staff_crud:245:5)\n at e (/wp-admin/load-scripts.php?c=0&load%5Bchunk_0%5D=jquery-core,jquery-migrate,utils,moxiejs,plupload&ver=6.9.4:2:27028)\n at t (/wp-admin/load-scripts.php?c=0&load%5Bchunk_0%5D=jquery-core,jquery-migrate,utils,moxiejs,plupload&ver=6.9.4:2:27330)", "trace": null, "code": null } ]
Resource errors	None

Yatoon Booking → Services

URL	/wp-admin/admin.php?page=sbs-services
Aspect	menu-item
HTTP status	200
Load time	0.453 s
Memory usage	4.31 MiB
JS errors	None
Resource errors	None

Yatoon Booking → Staff

URL	/wp-admin/admin.php?page=sbs-staff
Aspect	menu-item
HTTP status	200
Load time	0.407 s
Memory usage	4.25 MiB
JS errors	None
Resource errors	None

Yatoon Booking → 📋 Service Menu

URL	/wp-admin/admin.php?page=yatoon-service-menu
Aspect	menu-item
HTTP status	200
Load time	0.158 s
Memory usage	N/A
JS errors	None
Resource errors	None

Yatoon Booking → Bookings

URL	/wp-admin/admin.php?page=sbs-bookings
Aspect	menu-item
HTTP status	200
Load time	0.579 s
Memory usage	4.48 MiB
JS errors	`[ { "message": "SyntaxError: Unexpected identifier", "trace": null, "code": null } ]`
Resource errors	None

Yatoon Booking → Calendar

URL	/wp-admin/admin.php?page=yatoon-calendar
Aspect	menu-item
HTTP status	200
Load time	0.298 s
Memory usage	4.23 MiB
JS errors	None
Resource errors	None

Yatoon Booking → Reports

URL	/wp-admin/admin.php?page=yatoon-reports
Aspect	menu-item
HTTP status	200
Load time	0.295 s
Memory usage	4.23 MiB
JS errors	None
Resource errors	None

Yatoon Booking → Messages

URL	/wp-admin/admin.php?page=sbs-messages
Aspect	menu-item
HTTP status	200
Load time	0.530 s
Memory usage	4.25 MiB
JS errors	None
Resource errors	None

Yatoon Booking → Waitlist

URL	/wp-admin/admin.php?page=sbs-waitlist
Aspect	menu-item
HTTP status	200
Load time	0.440 s
Memory usage	4.25 MiB
JS errors	None
Resource errors	None

Yatoon Booking → 👤 Clients

URL	/wp-admin/admin.php?page=yatoon-clients
Aspect	menu-item
HTTP status	200
Load time	0.289 s
Memory usage	4.23 MiB
JS errors	None
Resource errors	None

Yatoon Booking → 🔔 Notifications

URL	/wp-admin/admin.php?page=sbs-notifications
Aspect	menu-item
HTTP status	200
Load time	0.452 s
Memory usage	4.25 MiB
JS errors	None
Resource errors	None

Yatoon Booking → Sync Log

URL	/wp-admin/admin.php?page=sbs-sync-log
Aspect	menu-item
HTTP status	200
Load time	0.396 s
Memory usage	4.25 MiB
JS errors	None
Resource errors	None

Yatoon Booking → 🚫 Blacklist

URL	/wp-admin/admin.php?page=sbs-blacklist
Aspect	menu-item
HTTP status	200
Load time	0.390 s
Memory usage	4.25 MiB
JS errors	None
Resource errors	None

Yatoon Booking → Brand & Colors 🔒

URL	/wp-admin/admin.php?page=sbs-brand
Aspect	menu-item
HTTP status	200
Load time	0.380 s
Memory usage	4.25 MiB
JS errors	None
Resource errors	None

Yatoon Booking → SMS Notifications 🔒

URL	/wp-admin/admin.php?page=sbs-sms-pro
Aspect	menu-item
HTTP status	200
Load time	0.503 s
Memory usage	4.25 MiB
JS errors	None
Resource errors	None

Yatoon Booking → Google Calendar 🔒

URL	/wp-admin/admin.php?page=sbs-gcal-pro
Aspect	menu-item
HTTP status	200
Load time	0.415 s
Memory usage	4.25 MiB
JS errors	None
Resource errors	None

Yatoon Booking → Staff Management 🔒

URL	/wp-admin/admin.php?page=sbs-staff-pro
Aspect	menu-item
HTTP status	200
Load time	0.406 s
Memory usage	4.25 MiB
JS errors	None
Resource errors	None

Yatoon Booking → Upgrade ➤

URL	/wp-admin/admin.php?page=yatoon-booking-system-pricing
Aspect	menu-item
HTTP status	200
Load time	0.562 s
Memory usage	4.25 MiB
JS errors	None
Resource errors	None

Test site – Just another WordPress site

URL	/
Aspect	front-page
HTTP status	200
Load time	0.295 s
Memory usage	4.47 MiB
JS errors	None
Resource errors	None

Benchmark

URL	Load time			Memory usage
URL	Inactive	Active	Change	Inactive	Active	Change
/wp-admin/index.php	0.465 s	0.513 s	+0.048 s	3.78 MiB	4.37 MiB	+ 610.22 KiB
/wp-admin/edit.php	0.392 s	0.367 s	-0.025 s	3.78 MiB	4.36 MiB	+ 590.91 KiB
/wp-admin/post-new.php	0.833 s	1.014 s	+0.181 s	6.31 MiB	6.9 MiB	+ 606.76 KiB
/wp-admin/upload.php	0.450 s	0.447 s	-0.003 s	3.74 MiB	4.25 MiB	+ 525.88 KiB
/wp-admin/options-writing.php	0.351 s	0.354 s	+0.003 s	3.71 MiB	4.23 MiB	+ 529.94 KiB
/wp-admin/media-new.php	0.518 s	0.455 s	-0.063 s	3.7 MiB	4.23 MiB	+ 538.13 KiB
/wp-admin/edit-tags.php?taxonomy=category	0.357 s	0.330 s	-0.027 s	3.72 MiB	4.29 MiB	+ 584.87 KiB
/wp-admin/post-new.php?post_type=page	0.717 s	0.674 s	-0.043 s	6.3 MiB	6.88 MiB	+ 600.69 KiB
/wp-admin/options-discussion.php	0.365 s	0.406 s	+0.041 s	3.71 MiB	4.23 MiB	+ 526.44 KiB
/wp-admin/edit-comments.php	0.373 s	0.382 s	+0.009 s	3.73 MiB	4.3 MiB	+ 574.42 KiB
/	0.378 s	0.230 s	-0.148 s	4.11 MiB	4.47 MiB	+ 375.75 KiB
Average	0.473 s	0.470 s	-0.002 s	4.24 MiB	4.77 MiB	+ 551.27 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

JavaScript

CSS

Language		%	Lines of code	Comment lines	Files
	PHP	64.0%	15,149	1,853	42
	JavaScript	17.0%	4,027	451	5
	CSS	11.0%	2,595	165	5
	PO File	4.4%	1,031	3	3
	Markdown	3.7%	885	0	8
Total			23,687	2,472	63

PHP Code Analysis | More results »

Lines of code	10,133
Total complexity	2,004
Median class complexity	19.0
Median method complexity	2.0
Most complex class	YATOON_Ajax
Most complex function	YATOON_Ajax::create_booking()

Classes	25
Methods	294
Functions	11

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 10

wp_yatoon_booking_options
wp_yatoon_bookings
wp_yatoon_clients
wp_yatoon_contact_messages
wp_yatoon_locations
wp_yatoon_service_options
wp_yatoon_services
wp_yatoon_staff
wp_yatoon_staff_services
wp_yatoon_waitlist

Options `wp_options` 29

fs_accounts
fs_active_plugins
fs_api_cache
fs_debug_mode
yatoon_active_platform
yatoon_auto_sync_enabled
yatoon_business_hours
yatoon_consent_enabled
yatoon_consent_signature_label
yatoon_consent_text
yatoon_consent_title
yatoon_contact_email
yatoon_latest_end_hour
yatoon_latest_end_minute
yatoon_policy_ack_label
yatoon_policy_enabled
yatoon_policy_require_ack
yatoon_policy_text
yatoon_policy_title
yatoon_slot_interval
yatoon_square_access_token
yatoon_square_booking_widget_id
yatoon_square_environment
yatoon_square_location_id
yatoon_sync_interval
yatoon_use_hybrid_mode
yatoon_v296_options_migrated
yatoon_version
yatoon_waitlist_auto_notify

PHP Error Log 7 lines

[24-Apr-2026 04:06:36 UTC] PHP Fatal error:  Uncaught TypeError: call_user_func_array(): Argument #1 ($callback) must be a valid callback, class YATOON_Admin does not have a method "display_service_menu_page" in /wp-includes/class-wp-hook.php:341
Stack trace:
#0 /wp-includes/class-wp-hook.php(365): WP_Hook->apply_filters()
#1 /wp-includes/plugin.php(522): WP_Hook->do_action()
#2 /wp-admin/admin.php(264): do_action()
#3 {main}
  thrown in /wp-includes/class-wp-hook.php on line 341

Yatoon Booking System 2.8.0