Simply Schedule Appointments 1.6.9.13

Does Simply Schedule Appointments work with WordPress 6.9 and PHP 8.1.12? A smoke test was performed on .

Summary

Errors
4PHP deprecation warnings
1Database errors
No JavaScript exceptions
All test pages loaded successfully
No resource errors
Performance

Memory usage: 718.63 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 version6.9
PHP version8.1.12
MySQL version10.6.10
PHP memory limit512M
Plugin Info
Last updated
Active installs 60,000+
WordPress.org page https://wordpress.org/plugins/simply-schedule-appointments/
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Pages 5

Plugins ‹ Test site — WordPress

Page screenshot: Plugins ‹ Test site — WordPress
URL /wp-admin/plugins.php?plugin_status=all&paged=1&s
Requested URL /wp-admin/plugins.php?action=activate&plugin=simply-schedule-appointments%2Fsimply-schedule-appointments.php&plugin_status=all&paged=1&s&_wpnonce=8727321527
Aspect after-activation
HTTP status 200
Load time 2.175 s
Memory usage 4.32 MiB
JS errors None
Resource errors None

Tools → Scheduled Actions

Page screenshot: Tools → Scheduled Actions
URL /wp-admin/tools.php?page=action-scheduler
Aspect menu-item
HTTP status 200
Load time 0.314 s
Memory usage 4.38 MiB
JS errors None
Resource errors None

Appointments

Page screenshot: Appointments
URL /wp-admin/admin.php?page=simply-schedule-appointments#/
Requested URL /wp-admin/admin.php?page=simply-schedule-appointments
Aspect menu-item
HTTP status 200
Load time 1.454 s
Memory usage 6.03 MiB
JS errors None
Resource errors None

Test site – Just another WordPress site

Page screenshot: Test site – Just another WordPress site
URL /
Aspect front-page
HTTP status 200
Load time 0.228 s
Memory usage 4.69 MiB
JS errors None
Resource errors None

Dashboard ‹ Test site — WordPress

Page screenshot: Dashboard ‹ Test site — WordPress
URL /wp-admin/index.php
Aspect new-meta-boxes
HTTP status 200
Load time 0.562 s
Memory usage 4.43 MiB
JS errors None
Resource errors None

Benchmark

URL Load time Memory usage
Inactive Active Change Inactive Active Change
/wp-admin/index.php0.438 s0.383 s-0.055 s3.78 MiB4.43 MiB+ 664.59 KiB
/wp-admin/edit.php0.374 s0.396 s+0.022 s3.78 MiB4.41 MiB+ 640.88 KiB
/wp-admin/post-new.php0.866 s0.972 s+0.106 s6.31 MiB7.52 MiB+ 1.21 MiB
/wp-admin/upload.php0.471 s0.477 s+0.006 s3.74 MiB4.31 MiB+ 584.87 KiB
/wp-admin/options-writing.php0.344 s0.329 s-0.015 s3.71 MiB4.29 MiB+ 587.92 KiB
/wp-admin/media-new.php0.529 s0.509 s-0.020 s3.7 MiB4.28 MiB+ 596.12 KiB
/wp-admin/edit-tags.php?taxonomy=category0.332 s0.340 s+0.008 s3.72 MiB4.3 MiB+ 601.29 KiB
/wp-admin/post-new.php?post_type=page0.707 s0.752 s+0.045 s6.3 MiB7.5 MiB+ 1.21 MiB
/wp-admin/options-discussion.php0.335 s0.360 s+0.025 s3.71 MiB4.28 MiB+ 584.42 KiB
/wp-admin/edit-comments.php0.334 s0.335 s+0.001 s3.73 MiB4.3 MiB+ 583.92 KiB
/0.294 s0.219 s-0.075 s4.12 MiB4.69 MiB+ 583.86 KiB
Average 0.457 s0.461 s+0.004 s4.24 MiB4.94 MiB+ 718.63 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
SVG
Language % Lines of code Comment lines Files
PHP79.4%35,9318,765170
SVG8.1%3,656151
JavaScript6.9%3,13919617
Markdown3.2%1,47101
CSS2.0%9051514
JSX0.2%8791
HTML0.1%6042
JSON0.0%1901
Total 45,268 8,990 257

PHP Code Analysis | More results »

Lines of code 31,953
Total complexity 5,605
Median class complexity 19.0
Median method complexity 2.0
Most complex class SSA_Appointment_Model
Most complex function TD_Health_Check_Debug_Data::debug_data()
Classes 132
Methods 1,496
Functions 39

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 9

Options wp_options 14

Custom Post Types 1

ID Name
scheduled-actionScheduled Actions

Meta Boxes

{
    "dashboard": {
        "ssa-dashboard-upcoming-appointments-widget": {
            "title": "Your Upcoming Appointments",
            "context": "normal"
        }
    }
}

Roles 1

ID Name
team_memberTeam Member

Capabilities 2

PHP Error Log 5 lines

[03-Dec-2025 01:47:38 UTC] WordPress database error You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near '(``)' at line 1 for query ALTER TABLE wp_ssa_appointment_type_labels ADD  `` (``) made by require_once('wp-load.php'), require_once('wp-config.php'), require_once('wp-settings.php'), do_action('init'), WP_Hook->do_action, WP_Hook->apply_filters, SSA_Upgrade->migrations, SSA_Upgrade->migrate_to_version_6_1_5, SSA_Upgrade->migrate_appointment_type_labels, TD_DB_Model->create_table, dbDelta
[03-Dec-2025 01:47:43 UTC] PHP Deprecated:  Function WP_Dependencies-&gt;add_data() was called with an argument that is <strong>deprecated</strong> since version 6.9.0! IE conditional comments are ignored by all supported browsers. in /wp-includes/functions.php on line 6131
[03-Dec-2025 01:47:43 UTC] PHP Deprecated:  Function WP_Dependencies-&gt;add_data() was called with an argument that is <strong>deprecated</strong> since version 6.9.0! IE conditional comments are ignored by all supported browsers. in /wp-includes/functions.php on line 6131
[03-Dec-2025 01:47:53 UTC] PHP Deprecated:  Function WP_Dependencies-&gt;add_data() was called with an argument that is <strong>deprecated</strong> since version 6.9.0! IE conditional comments are ignored by all supported browsers. in /wp-includes/functions.php on line 6131
[03-Dec-2025 01:47:53 UTC] PHP Deprecated:  Function WP_Dependencies-&gt;add_data() was called with an argument that is <strong>deprecated</strong> since version 6.9.0! IE conditional comments are ignored by all supported browsers. in /wp-includes/functions.php on line 6131
See also: All tests for this plugin, How to Hide Simply Schedule Appointments Admin Menus and Widgets