wpsnoop: fix Larsens Calender plugin conflicts, errors & issues

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

Troubleshooting theme and plugin conflicts is easier when you know what Larsens Calender 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 Larsens Calender

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What does Larsens Calender version 1.2 add to WordPress? Answers Here.

This is an automatically generated report - it is possible for Larsens Calender to perform differently in your installation, previous versions before 1.2 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 1.2 of Larsens Calender 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 Larsens Calender 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: Larsens Calender

Plugin Slug: larsens-calender Internal ID: 39935 Addon Type: Plugin Version: 1.2 Price: Free Source: WordPress.org Files: 15 (157.43kB) Short Codes: [ / ] 1 Database Tables: 0 Function Count: 42 Code Review: Search Provit

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Which new files does Larsens Calender add to WordPress?

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

The plugin Larsens Calender added 15 new files when it was installed with WP-CLI in our WordPress test environment.

Type & Path	Size	Conflicts
wp-content/plugins/larsens-calender/	157.43kB	No known conflicts with other themes or plugins.
wp-content/plugins/larsens-calender/laca-de_DE.mo	419.00B	No known conflicts with other themes or plugins.
wp-content/plugins/larsens-calender/laca-de_DE.po	8.48kB	No known conflicts with other themes or plugins.
wp-content/plugins/larsens-calender/laca-en_EN.mo	9.29kB	No known conflicts with other themes or plugins.
wp-content/plugins/larsens-calender/laca-en_EN.po	11.76kB	No known conflicts with other themes or plugins.
wp-content/plugins/larsens-calender/laca-us_EN.mo	9.29kB	No known conflicts with other themes or plugins.
wp-content/plugins/larsens-calender/laca-us_EN.po	11.76kB	No known conflicts with other themes or plugins.
wp-content/plugins/larsens-calender/larsen.php	36.69kB	No known conflicts with other themes or plugins.
wp-content/plugins/larsens-calender/larsenscalender.css	239.00B	No known conflicts with other themes or plugins.
wp-content/plugins/larsens-calender/LCtable.php	225.00B	No known conflicts with other themes or plugins.
wp-content/plugins/larsens-calender/lcupdate.php	6.58kB	No known conflicts with other themes or plugins.
wp-content/plugins/larsens-calender/readme DE.txt	2.55kB	No known conflicts with other themes or plugins.
wp-content/plugins/larsens-calender/readme.txt	2.88kB	No known conflicts with other themes or plugins.
wp-content/plugins/larsens-calender/screenshot-1.jpg	32.29kB	No known conflicts with other themes or plugins.
wp-content/plugins/larsens-calender/screenshot-2.jpg	24.99kB	No known conflicts with other themes or plugins.

Which new shortcodes does Larsens Calender add to WordPress?

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

ShortCode		Known Plugin or Theme conflicts
[LarsensCalender]		The LarsensCalender 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 Larsens Calender?

Larsens Calender did not create any new database tables when it was installed. It is possible that the plugin creates new database tables after an initial setup or configuration or after some period of use.

Which new options are added to the wp-options table by Larsens Calender?

When Larsens Calender was activated and loaded for the first time it created 10 new options in the wp_options table. Any known conflicts will be shown in red.

Option Name		Known Conflicts
LCbreak		The LCbreak option doesn't have any known conflicts with other themes or plugins.

LCday		The LCday option doesn't have any known conflicts with other themes or plugins.
1
LChowmany		The LChowmany option doesn't have any known conflicts with other themes or plugins.
0
LCinternational		The LCinternational option doesn't have any known conflicts with other themes or plugins.
-1
LCmonth		The LCmonth option doesn't have any known conflicts with other themes or plugins.
2
LCorder		The LCorder option doesn't have any known conflicts with other themes or plugins.
1
LCtime		The LCtime option doesn't have any known conflicts with other themes or plugins.
2
LCyear		The LCyear option doesn't have any known conflicts with other themes or plugins.
1
oldDates		The oldDates option doesn't have any known conflicts with other themes or plugins.
2
saveTimeOldDates		The saveTimeOldDates option doesn't have any known conflicts with other themes or plugins.
0

During use Larsens Calender may or may not create more options depending on how the plugin is configured and depending on which other themes and plugins are active in your specific hosting environment.

After disabling and deleting Larsens Calender there were 2 options still present in the wp-options table:

LChowmany
recently_activated

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What new PHP functions does Larsens Calender declare when it is active?

Installing Larsens Calender added 42 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
modify_menu	12 conflicts	Fatal error: Cannot redeclare modify_menu()
start	4 conflicts	Fatal error: Cannot redeclare start()
adddate	0 conflicts	Fatal error: Cannot redeclare adddate()
controllcwidget	0 conflicts	Fatal error: Cannot redeclare controllcwidget()
convertmonthtolongstring	0 conflicts	Fatal error: Cannot redeclare convertmonthtolongstring()
convertmonthtolongstringe	0 conflicts	Fatal error: Cannot redeclare convertmonthtolongstringe()
convertmonthtoshortstring	0 conflicts	Fatal error: Cannot redeclare convertmonthtoshortstring()
convertmonthtoshortstringe	0 conflicts	Fatal error: Cannot redeclare convertmonthtoshortstringe()
countdates	0 conflicts	Fatal error: Cannot redeclare countdates()
echodate	0 conflicts	Fatal error: Cannot redeclare echodate()
echodatedayextra	0 conflicts	Fatal error: Cannot redeclare echodatedayextra()
echodatedayextraupdate	0 conflicts	Fatal error: Cannot redeclare echodatedayextraupdate()
echodateinternational	0 conflicts	Fatal error: Cannot redeclare echodateinternational()
echodateoneline	0 conflicts	Fatal error: Cannot redeclare echodateoneline()
echodatesforwidget	0 conflicts	Fatal error: Cannot redeclare echodatesforwidget()
echolarsenscalender	0 conflicts	Fatal error: Cannot redeclare echolarsenscalender()
echotimeandnameinternational	0 conflicts	Fatal error: Cannot redeclare echotimeandnameinternational()
editdate	0 conflicts	Fatal error: Cannot redeclare editdate()
initlc	0 conflicts	Fatal error: Cannot redeclare initlc()
isold	0 conflicts	Fatal error: Cannot redeclare isold()
isoldfront	0 conflicts	Fatal error: Cannot redeclare isoldfront()
killolddates	0 conflicts	Fatal error: Cannot redeclare killolddates()
larsenscalender	0 conflicts	Fatal error: Cannot redeclare larsenscalender()
larsenscalenderoptions	0 conflicts	Fatal error: Cannot redeclare larsenscalenderoptions()
lcgetdate	0 conflicts	Fatal error: Cannot redeclare lcgetdate()
lcgetdateinternational	0 conflicts	Fatal error: Cannot redeclare lcgetdateinternational()
lcgetname	0 conflicts	Fatal error: Cannot redeclare lcgetname()
lcgettime	0 conflicts	Fatal error: Cannot redeclare lcgettime()
lcgettimeinternational	0 conflicts	Fatal error: Cannot redeclare lcgettimeinternational()
lcstyles	0 conflicts	Fatal error: Cannot redeclare lcstyles()
optionsformular	0 conflicts	Fatal error: Cannot redeclare optionsformular()
optionsformular2	0 conflicts	Fatal error: Cannot redeclare optionsformular2()
printeditformular	0 conflicts	Fatal error: Cannot redeclare printeditformular()
printformular	0 conflicts	Fatal error: Cannot redeclare printformular()
printremoveformular	0 conflicts	Fatal error: Cannot redeclare printremoveformular()
removedate	0 conflicts	Fatal error: Cannot redeclare removedate()
set_larsenscalender_options	0 conflicts	Fatal error: Cannot redeclare set_larsenscalender_options()
uninstalllc	0 conflicts	Fatal error: Cannot redeclare uninstalllc()
unset_larsenscalender_options	0 conflicts	Fatal error: Cannot redeclare unset_larsenscalender_options()
updatecalender	0 conflicts	Fatal error: Cannot redeclare updatecalender()
updatelarsenscalenderoptions	0 conflicts	Fatal error: Cannot redeclare updatelarsenscalenderoptions()
updatelco2	0 conflicts	Fatal error: Cannot redeclare updatelco2()

Using Larsens Calender 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 Larsens Calender from the command line with WP-CLI

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

wp plugin install larsens-calender

How to activate Larsens Calender from the command line with WP-CLI

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

wp plugin install larsens-calender --activate

How to reinstall Larsens Calender from the command line with WP-CLI

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

wp plugin install larsens-calender --force

How to update Larsens Calender to the latest version from the command line with WP-CLI

wp plugin update larsens-calender

How to delete Larsens Calender from the command line with WP-CLI

wp plugin delete larsens-calender

Where can you download earlier versions of Larsens Calender?

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 Larsens Calender 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 Larsens Calender

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