Contact Form 7 Extension For Mailchimp 0.5.23

Does "Contact Form 7 Extension For Mailchimp" work with WordPress 5.5.1 and PHP 7.4.8? A smoke test was performed on .

Summary

Errors
1PHP notices
No JavaScript exceptions
All test pages loaded successfully
No resource errors
Performance

Memory usage: 213.88 KiB
The average PHP memory usage increased by this amount after activating by the plugin.

Page speed impact: 0.025 seconds
The average page load time increased by this amount after activating the plugin.

Environment
WordPress version5.5.1
PHP version7.4.8
MySQL version8.0.21
PHP memory limit256M
Plugin Info
Last updated
Active installs 50,000+
WordPress.org page https://wordpress.org/plugins/contact-form-7-mailchimp-extension/
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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=contact-form-7-mailchimp-extension%2Fchimpmatic-lite.php&plugin_status=all&paged=1&s&_wpnonce=c7b6a2fcae
Aspect after-activation
HTTP status 200
Load time 2.089 s
Memory usage 3.91 MiB
JS errors None
Resource errors None

Contact

Page screenshot: Contact
URL /wp-admin/admin.php?page=wpcf7
Aspect menu-item
HTTP status 200
Load time 0.274 s
Memory usage 2.89 MiB
JS errors None
Resource errors None

Contact → Add New

Page screenshot: Contact → Add New
URL /wp-admin/admin.php?page=wpcf7-new
Aspect menu-item
HTTP status 200
Load time 1.807 s
Memory usage 2.97 MiB
JS errors None
Resource errors None

Contact → Integration

Page screenshot: Contact → Integration
URL /wp-admin/admin.php?page=wpcf7-integration
Aspect menu-item
HTTP status 200
Load time 0.219 s
Memory usage 2.79 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 0.335 s
Memory usage 2.74 MiB
JS errors None
Resource errors None

Benchmark

URL Load time Memory usage
Inactive Active Change Inactive Active Change
/wp-admin/index.php0.479 s0.437 s-0.042 s2.75 MiB2.94 MiB+ 187.18 KiB
/wp-admin/edit.php0.227 s0.239 s+0.012 s2.8 MiB2.98 MiB+ 192.66 KiB
/wp-admin/post-new.php1.567 s2.240 s+0.673 s4.54 MiB4.83 MiB+ 296.95 KiB
/wp-admin/upload.php0.648 s0.419 s-0.229 s2.63 MiB2.81 MiB+ 186.05 KiB
/wp-admin/options-writing.php0.225 s0.157 s-0.068 s2.64 MiB2.79 MiB+ 154.03 KiB
/wp-admin/media-new.php0.219 s0.188 s-0.031 s2.6 MiB2.79 MiB+ 186.22 KiB
/wp-admin/edit-tags.php?taxonomy=category0.195 s0.206 s+0.011 s2.64 MiB2.89 MiB+ 251.16 KiB
/wp-admin/post-new.php?post_type=page1.443 s1.349 s-0.094 s4.53 MiB4.75 MiB+ 224.55 KiB
/wp-admin/options-discussion.php0.305 s0.640 s+0.335 s2.61 MiB2.79 MiB+ 186.55 KiB
/wp-admin/edit-comments.php0.223 s0.239 s+0.016 s2.65 MiB2.89 MiB+ 250.08 KiB
/0.540 s0.233 s-0.307 s2.51 MiB2.74 MiB+ 237.21 KiB
Average 0.552 s0.577 s+0.025 s2.99 MiB3.2 MiB+ 213.88 KiB

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.

Options wp_options 9

Custom Post Types 1

ID Name
wpcf7_contact_formContact Forms

PHP Error Log 1 lines

[24-Sep-2020 04:34:34 UTC] PHP Notice:  Trying to access array offset on value of type null in /wp-content/plugins/contact-form-7-mailchimp-extension/lib/find.php on line 157
See also: All tests for this plugin, How to Hide Contact Form 7 Extension For Mailchimp Admin Menus