wpsnoop: fix Appointment Calendar plugin conflicts, errors & issues

When the plugin Appointment Calendar 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 Appointment Calendar, plus learn which plugins and/or themes could be in conflict with Appointment Calendar.

Troubleshooting theme and plugin conflicts is easier when you know what Appointment Calendar 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 Appointment Calendar

Database Issues

ShortCode Issues

Function Issues

File System Issues

Get professional support for Appointment Calendar here

When you need professional help with WordPress: get help here

What does Appointment Calendar version 1.1 add to WordPress? Answers Here.

This is an automatically generated report - it is possible for Appointment Calendar to perform differently in your installation, previous versions before 1.1 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 1.1 of Appointment Calendar behaves when installed and removed on a clean installation of WordPress.

We have not tested individual shortcodes, features or settings of this plugin 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 Appointment Calendar by clicking here.

Our testing covered the free version of this plugin 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 plugin analysis: Appointment Calendar

Plugin Slug: appointment-calendar Internal ID: 4815 Addon Type: Plugin Version: 1.1 Price: Free Source: WordPress.org Files: 80 (2.31MB) Short Codes: [ / ] 1 Database Tables: 7 Function Count: 16 Code Review: Search Provit

Do you need help with Appointment Calendar? Get professional plugin support here in no time at all

Which new files does Appointment Calendar add to WordPress?

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

The plugin Appointment Calendar added 80 new files when it was installed with WP-CLI in our WordPress test environment.

Type & Path	Size	Conflicts
wp-content/plugins/appointment-calendar/	2.31MB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/app_calendar_tables.php	3.14kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/booking_calendar.php	56.59kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/booking-form.php	7.99kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/calendar_install_script.php	2.07kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/calendar_shortcode.php	85.41kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/css/	30.35kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/css/fullcalendar.css	11.55kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/css/fullcalendar.print.css	1.31kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/css/tcal.css	2.63kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/css/tut.css	14.87kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/custom-table.php	578.00B	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/gmail/	118.20kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/gmail/admin-new-booking-notification.php	2.88kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/gmail/class.phpmailer.php	72.78kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/gmail/class.smtp.php	24.88kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/gmail/contents.html	805.00B	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/gmail/images/	14.16kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/gmail/images/phpmailer_mini.gif	1.02kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/gmail/images/phpmailer.gif	4.64kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/gmail/images/Thumbs.db	8.50kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/gmail/user-booking-pending-notification.php	2.70kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/img/	8.01kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/img/cal.gif	125.00B	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/img/next_mon.gif	60.00B	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/img/next_year.gif	70.00B	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/img/no_cal.gif	138.00B	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/img/prev_mon.gif	59.00B	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/img/prev_year.gif	69.00B	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/img/Thumbs.db	7.50kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/j-cal/	537.26kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/j-cal/jquery-ui-1.8.17.custom.min.php	206.36kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/j-cal/jquery-ui-1.8.17.custom.php	33.27kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/j-cal/js/	297.63kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/j-cal/js/jquery-1.7.1.min.js	91.67kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/j-cal/js/jquery-ui-1.8.17.custom.min.js	205.96kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/js/	517.57kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/js/jquery-latest.php	241.44kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/js/jquery-ui.JS	45.60kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/js/jquery-ui.php	45.61kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/js/jquery.js	83.93kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/js/jquery.php	83.95kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/js/tcal.js	11.74kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/js/validation.php	5.30kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/menu-pages/	242.39kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/menu-pages/appointment-calendar.php	13.70kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/menu-pages/booking-management.php	25.01kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/menu-pages/business-hours.php	55.58kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/menu-pages/calendar-settings.php	9.19kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/menu-pages/email_settings.php	3.36kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/menu-pages/event-management.php	14.35kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/menu-pages/gmail/	110.18kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/menu-pages/gmail/class.phpmailer.php	72.78kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/menu-pages/gmail/class.smtp.php	24.88kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/menu-pages/gmail/contents.html	805.00B	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/menu-pages/gmail/images/	5.66kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/menu-pages/gmail/images/phpmailer_mini.gif	1.02kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/menu-pages/gmail/images/phpmailer.gif	4.64kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/menu-pages/gmail/user-booking-approve-notification.php	3.03kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/menu-pages/gmail/user-booking-canceled-notification.php	3.04kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/menu-pages/post.php	640.00B	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/menu-pages/process.php	439.00B	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/menu-pages/reminder.php	1.03kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/menu-pages/services.php	8.94kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/readme.txt	5.29kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/screenshot-1.jpg	102.64kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/screenshot-2.jpg	79.92kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/screenshot-3.jpg	95.47kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/screenshot-4.jpg	100.89kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/screenshot-5.jpg	108.46kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/screenshot-6.jpg	92.70kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/screenshot-7.jpg	97.33kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/screenshot-8.jpg	62.28kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/tooltip/	6.30kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/tooltip/help.png	786.00B	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/tooltip/Thumbs.db	3.00kB	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/tooltip/tooltip.css	366.00B	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/tooltip/tooltip.php	144.00B	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/tooltip/tooltippage.php	839.00B	No known conflicts with other themes or plugins.
wp-content/plugins/appointment-calendar/tooltip/vtip.js	1.21kB	No known conflicts with other themes or plugins.

Which new shortcodes does Appointment Calendar add to WordPress?

The plugin Appointment Calendar added 1 new shortcode when it was installed with WP-CLI in our WordPress test environment.

ShortCode		Known Plugin or Theme conflicts
[APCAL]		The APCAL shortcode doesn't have any known conflicts with other themes or plugins.

Note: We have not yet checked to see if these shortcodes work as expected in pages, posts, sidebar widgets, or when set as the page title, in content, in the excert, in menus or anywhere else within a WordPress installation. A shortcode could produce errors due to parameters added when it is used, or if the plugin is updated and the format of the shortcode has changed.

Which new database tables are created by the WordPress plugin Appointment Calendar?

Appointment Calendar created 7 new database tables when it was installed in our test environment:

Table name	Known Plugin or Theme conflicts
wp_booked_appointments	Potential conflict with 1 other plugin
wp_booked_services	The wp_booked_services table doesn't have any known conflicts with other themes or plugins.
wp_business_hours	The wp_business_hours table doesn't have any known conflicts with other themes or plugins.
wp_calendar_event	The wp_calendar_event table doesn't have any known conflicts with other themes or plugins.
wp_calendar_setting	The wp_calendar_setting table doesn't have any known conflicts with other themes or plugins.
wp_email_settings	The wp_email_settings table doesn't have any known conflicts with other themes or plugins.
wp_services	The wp_services table doesn't have any known conflicts with other themes or plugins.

After uninstalling and deleting Appointment Calendar using WP-CLI there were 7 database tables that still remained:

Table name	Status
wp_booked_appointments	Orphan/Zombie
wp_booked_services	Orphan/Zombie
wp_business_hours	Orphan/Zombie
wp_calendar_event	Orphan/Zombie
wp_calendar_setting	Orphan/Zombie
wp_email_settings	Orphan/Zombie
wp_services	Orphan/Zombie

Click the table name above for more information on what the orphan tables could mean to your WordPress installation and some tips on how to deal with it.

Which new options are added to the wp-options table by Appointment Calendar?

None. There may be settings which have been changed by installing the Appointment Calendar plugin however we do not yet track those changes.

What new PHP functions does Appointment Calendar declare when it is active?

Installing Appointment Calendar added 16 new function 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
create_tables	8 conflicts	Fatal error: Cannot redeclare create_tables()
ap_cal_body	0 conflicts	Fatal error: Cannot redeclare ap_cal_body()
appointment_menu	0 conflicts	Fatal error: Cannot redeclare appointment_menu()
appointment_setting_function	0 conflicts	Fatal error: Cannot redeclare appointment_setting_function()
booking_managemnt_function	0 conflicts	Fatal error: Cannot redeclare booking_managemnt_function()
booking_service_page_scripts_method	0 conflicts	Fatal error: Cannot redeclare booking_service_page_scripts_method()
booking_service_settings_function	0 conflicts	Fatal error: Cannot redeclare booking_service_settings_function()
business_hours_settings_function	0 conflicts	Fatal error: Cannot redeclare business_hours_settings_function()
calendar_settings_function	0 conflicts	Fatal error: Cannot redeclare calendar_settings_function()
email_settings_function	0 conflicts	Fatal error: Cannot redeclare email_settings_function()
event_managemnt_function	0 conflicts	Fatal error: Cannot redeclare event_managemnt_function()
fullcalendarjs	0 conflicts	Fatal error: Cannot redeclare fullcalendarjs()
fullcalendarjs_user	0 conflicts	Fatal error: Cannot redeclare fullcalendarjs_user()
myinstaller_script	0 conflicts	Fatal error: Cannot redeclare myinstaller_script()
reminder_settings_function	0 conflicts	Fatal error: Cannot redeclare reminder_settings_function()
services_setting_function	0 conflicts	Fatal error: Cannot redeclare services_setting_function()

Using Appointment Calendar 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 Appointment Calendar from the command line with WP-CLI

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

wp plugin install appointment-calendar

How to activate Appointment Calendar from the command line with WP-CLI

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

wp plugin install appointment-calendar --activate

How to reinstall Appointment Calendar from the command line with WP-CLI

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

wp plugin install appointment-calendar --force

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

wp plugin update appointment-calendar

How to delete Appointment Calendar from the command line with WP-CLI

wp plugin delete appointment-calendar

Where can you download earlier versions of Appointment Calendar?

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 Appointment Calendar 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 Appointment Calendar

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