Newsletter 7.6.6

Does Newsletter work with WordPress 6.1.1 and PHP 8.1.12? A smoke test was performed on .

Summary

Errors
1,874PHP deprecation warnings
No JavaScript exceptions
All test pages loaded successfully
No resource errors
Performance

Memory usage: 277.88 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 version6.1.1
PHP version8.1.12
MySQL version10.6.10
PHP memory limit512M
Plugin Info
Last updated
Active installs 300,000+
WordPress.org page https://wordpress.org/plugins/newsletter/
Badges

WordPress compatibility badge PHP compatibility badge

Get badge code

Pages 10

‹ Test site — WordPress

Page screenshot: ‹ Test site — WordPress
URL /wp-admin/admin.php?page=newsletter_main_welcome
Requested URL /wp-admin/plugins.php?action=activate&plugin=newsletter%2Fplugin.php&plugin_status=all&paged=1&s&_wpnonce=d7911500d4
Aspect after-activation
HTTP status 200
Load time 1.199 s
Memory usage 3.5 MiB
JS errors None
Resource errors None

Newsletter

Page screenshot: Newsletter
URL /wp-admin/admin.php?page=newsletter_main_index
Aspect menu-item
HTTP status 200
Load time 1.708 s
Memory usage 4.23 MiB
JS errors None
Resource errors None

Newsletter → Subscribers

Page screenshot: Newsletter → Subscribers
URL /wp-admin/admin.php?page=newsletter_users_index
Aspect menu-item
HTTP status 200
Load time 0.517 s
Memory usage 3.38 MiB
JS errors None
Resource errors None

Newsletter → Newsletters

Page screenshot: Newsletter → Newsletters
URL /wp-admin/admin.php?page=newsletter_emails_index
Aspect menu-item
HTTP status 200
Load time 0.240 s
Memory usage 3.32 MiB
JS errors None
Resource errors None

Newsletter → Subscription Form

Page screenshot: Newsletter → Subscription Form
URL /wp-admin/admin.php?page=newsletter_subscription_profile
Aspect menu-item
HTTP status 200
Load time 0.306 s
Memory usage 3.38 MiB
JS errors None
Resource errors None

Newsletter → Lists

Page screenshot: Newsletter → Lists
URL /wp-admin/admin.php?page=newsletter_subscription_lists
Aspect menu-item
HTTP status 200
Load time 0.374 s
Memory usage 3.34 MiB
JS errors None
Resource errors None

Newsletter → Settings

Page screenshot: Newsletter → Settings
URL /wp-admin/admin.php?page=newsletter_main_main
Aspect menu-item
HTTP status 200
Load time 0.382 s
Memory usage 3.37 MiB
JS errors None
Resource errors None

Newsletter → Addons

Page screenshot: Newsletter → Addons
URL /wp-admin/admin.php?page=newsletter_main_extensions
Aspect menu-item
HTTP status 200
Load time 0.858 s
Memory usage 3.37 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 0.192 s
Memory usage 3.16 MiB
JS errors None
Resource errors None

Widgets ‹ Test site — WordPress

Page screenshot: Widgets ‹ Test site — WordPress
URL /wp-admin/widgets.php
Aspect new-sidebar-widgets
HTTP status 200
Load time 0.986 s
Memory usage 5.1 MiB
JS errors None
Resource errors None

Benchmark

URL Load time Memory usage
Inactive Active Change Inactive Active Change
/wp-admin/index.php0.226 s0.328 s+0.102 s3.05 MiB3.32 MiB+ 283.09 KiB
/wp-admin/edit.php0.146 s0.157 s+0.011 s3.07 MiB3.35 MiB+ 283.26 KiB
/wp-admin/post-new.php1.159 s0.723 s-0.436 s4.97 MiB5.19 MiB+ 230.54 KiB
/wp-admin/upload.php0.411 s0.284 s-0.127 s2.99 MiB3.29 MiB+ 307.07 KiB
/wp-admin/options-writing.php0.117 s0.122 s+0.005 s2.99 MiB3.27 MiB+ 290.58 KiB
/wp-admin/media-new.php0.394 s0.163 s-0.231 s2.97 MiB3.27 MiB+ 311.97 KiB
/wp-admin/edit-tags.php?taxonomy=category0.129 s0.134 s+0.005 s2.98 MiB3.28 MiB+ 311.5 KiB
/wp-admin/post-new.php?post_type=page0.501 s0.534 s+0.033 s4.96 MiB5.18 MiB+ 226.17 KiB
/wp-admin/options-discussion.php0.168 s0.157 s-0.011 s2.97 MiB3.27 MiB+ 302.99 KiB
/wp-admin/edit-comments.php0.165 s0.156 s-0.009 s3 MiB3.28 MiB+ 291.07 KiB
/0.205 s0.169 s-0.036 s2.94 MiB3.16 MiB+ 218.49 KiB
Average 0.329 s0.266 s-0.063 s3.35 MiB3.63 MiB+ 277.88 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
CSS
Language % Lines of code Comment lines Files
PHP70.8%22,4223,038146
CSS21.6%6,83838530
JavaScript5.5%1,7461767
JSON1.5%47908
HTML0.6%191103
Total 31,676 3,609 194

PHP Code Analysis | More results »

Lines of code 13,564
Total complexity 2,644
Median class complexity 15.0
Median method complexity 2.0
Most complex class NewsletterModule
Most complex function NewsletterSubscription::shortcode_newsletter_field()
Classes 49
Methods 732
Functions 34

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 5

Options wp_options 37

Sidebar Widgets 2

ID Name
newsletterwidgetNewsletter
newsletterwidgetminimalNewsletter Minimal

PHP Error Log 1874 lines

[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  strpos(): Passing null to parameter #1 ($haystack) of type string is deprecated in /wp-includes/functions.php on line 7022
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-includes/functions.php on line 2162
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  strpos(): Passing null to parameter #1 ($haystack) of type string is deprecated in /wp-includes/functions.php on line 7022
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-includes/functions.php on line 2162
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  strpos(): Passing null to parameter #1 ($haystack) of type string is deprecated in /wp-includes/functions.php on line 7022
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-includes/functions.php on line 2162
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  strpos(): Passing null to parameter #1 ($haystack) of type string is deprecated in /wp-includes/functions.php on line 7022
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-includes/functions.php on line 2162
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  strpos(): Passing null to parameter #1 ($haystack) of type string is deprecated in /wp-includes/functions.php on line 7022
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-includes/functions.php on line 2162
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  strpos(): Passing null to parameter #1 ($haystack) of type string is deprecated in /wp-includes/functions.php on line 7022
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-includes/functions.php on line 2162
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  strpos(): Passing null to parameter #1 ($haystack) of type string is deprecated in /wp-includes/functions.php on line 7022
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-includes/functions.php on line 2162
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  strpos(): Passing null to parameter #1 ($haystack) of type string is deprecated in /wp-includes/functions.php on line 7022
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-includes/functions.php on line 2162
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  strpos(): Passing null to parameter #1 ($haystack) of type string is deprecated in /wp-includes/functions.php on line 7022
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-includes/functions.php on line 2162
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  strpos(): Passing null to parameter #1 ($haystack) of type string is deprecated in /wp-includes/functions.php on line 7022
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-includes/functions.php on line 2162
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  strpos(): Passing null to parameter #1 ($haystack) of type string is deprecated in /wp-includes/functions.php on line 7022
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-includes/functions.php on line 2162
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  strpos(): Passing null to parameter #1 ($haystack) of type string is deprecated in /wp-includes/functions.php on line 7022
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-includes/functions.php on line 2162
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  strpos(): Passing null to parameter #1 ($haystack) of type string is deprecated in /wp-includes/functions.php on line 7022
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-includes/functions.php on line 2162
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  strpos(): Passing null to parameter #1 ($haystack) of type string is deprecated in /wp-includes/functions.php on line 7022
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-includes/functions.php on line 2162
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  strpos(): Passing null to parameter #1 ($haystack) of type string is deprecated in /wp-includes/functions.php on line 7022
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-includes/functions.php on line 2162
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  strpos(): Passing null to parameter #1 ($haystack) of type string is deprecated in /wp-includes/functions.php on line 7022
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-includes/functions.php on line 2162
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  strpos(): Passing null to parameter #1 ($haystack) of type string is deprecated in /wp-includes/functions.php on line 7022
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-includes/functions.php on line 2162
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  strpos(): Passing null to parameter #1 ($haystack) of type string is deprecated in /wp-includes/functions.php on line 7022
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-includes/functions.php on line 2162
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  strpos(): Passing null to parameter #1 ($haystack) of type string is deprecated in /wp-includes/functions.php on line 7022
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-includes/functions.php on line 2162
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  strpos(): Passing null to parameter #1 ($haystack) of type string is deprecated in /wp-includes/functions.php on line 7022
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-includes/functions.php on line 2162
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  strpos(): Passing null to parameter #1 ($haystack) of type string is deprecated in /wp-includes/functions.php on line 7022
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-includes/functions.php on line 2162
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  strpos(): Passing null to parameter #1 ($haystack) of type string is deprecated in /wp-includes/functions.php on line 7022
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-includes/functions.php on line 2162
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  strpos(): Passing null to parameter #1 ($haystack) of type string is deprecated in /wp-includes/functions.php on line 7022
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-includes/functions.php on line 2162
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  strpos(): Passing null to parameter #1 ($haystack) of type string is deprecated in /wp-includes/functions.php on line 7022
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-includes/functions.php on line 2162
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  strpos(): Passing null to parameter #1 ($haystack) of type string is deprecated in /wp-includes/functions.php on line 7022
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-includes/functions.php on line 2162
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  strpos(): Passing null to parameter #1 ($haystack) of type string is deprecated in /wp-includes/functions.php on line 7022
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-includes/functions.php on line 2162
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  strpos(): Passing null to parameter #1 ($haystack) of type string is deprecated in /wp-includes/functions.php on line 7022
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-includes/functions.php on line 2162
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  strpos(): Passing null to parameter #1 ($haystack) of type string is deprecated in /wp-includes/functions.php on line 7022
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-includes/functions.php on line 2162
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  strpos(): Passing null to parameter #1 ($haystack) of type string is deprecated in /wp-includes/functions.php on line 7022
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-includes/functions.php on line 2162
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  strpos(): Passing null to parameter #1 ($haystack) of type string is deprecated in /wp-includes/functions.php on line 7022
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-includes/functions.php on line 2162
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  strpos(): Passing null to parameter #1 ($haystack) of type string is deprecated in /wp-includes/functions.php on line 7022
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-includes/functions.php on line 2162
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  strpos(): Passing null to parameter #1 ($haystack) of type string is deprecated in /wp-includes/functions.php on line 7022
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-includes/functions.php on line 2162
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  strpos(): Passing null to parameter #1 ($haystack) of type string is deprecated in /wp-includes/functions.php on line 7022
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-includes/functions.php on line 2162
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  strpos(): Passing null to parameter #1 ($haystack) of type string is deprecated in /wp-includes/functions.php on line 7022
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-includes/functions.php on line 2162
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  strpos(): Passing null to parameter #1 ($haystack) of type string is deprecated in /wp-includes/functions.php on line 7022
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-includes/functions.php on line 2162
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  strpos(): Passing null to parameter #1 ($haystack) of type string is deprecated in /wp-includes/functions.php on line 7022
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-includes/functions.php on line 2162
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  strpos(): Passing null to parameter #1 ($haystack) of type string is deprecated in /wp-includes/functions.php on line 7022
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-includes/functions.php on line 2162
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  strpos(): Passing null to parameter #1 ($haystack) of type string is deprecated in /wp-includes/functions.php on line 7022
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-includes/functions.php on line 2162
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  strpos(): Passing null to parameter #1 ($haystack) of type string is deprecated in /wp-includes/functions.php on line 7022
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-includes/functions.php on line 2162
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  strpos(): Passing null to parameter #1 ($haystack) of type string is deprecated in /wp-includes/functions.php on line 7022
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-includes/functions.php on line 2162
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  strpos(): Passing null to parameter #1 ($haystack) of type string is deprecated in /wp-includes/functions.php on line 7022
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-includes/functions.php on line 2162
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  strpos(): Passing null to parameter #1 ($haystack) of type string is deprecated in /wp-includes/functions.php on line 7022
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-includes/functions.php on line 2162
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  strpos(): Passing null to parameter #1 ($haystack) of type string is deprecated in /wp-includes/functions.php on line 7022
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-includes/functions.php on line 2162
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  strpos(): Passing null to parameter #1 ($haystack) of type string is deprecated in /wp-includes/functions.php on line 7022
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-includes/functions.php on line 2162
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  strpos(): Passing null to parameter #1 ($haystack) of type string is deprecated in /wp-includes/functions.php on line 7022
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-includes/functions.php on line 2162
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  strpos(): Passing null to parameter #1 ($haystack) of type string is deprecated in /wp-includes/functions.php on line 7022
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-includes/functions.php on line 2162
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  strpos(): Passing null to parameter #1 ($haystack) of type string is deprecated in /wp-includes/functions.php on line 7022
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-includes/functions.php on line 2162
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  strpos(): Passing null to parameter #1 ($haystack) of type string is deprecated in /wp-includes/functions.php on line 7022
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-includes/functions.php on line 2162
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  strpos(): Passing null to parameter #1 ($haystack) of type string is deprecated in /wp-includes/functions.php on line 7022
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-includes/functions.php on line 2162
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  strpos(): Passing null to parameter #1 ($haystack) of type string is deprecated in /wp-includes/functions.php on line 7022
[22-Feb-2023 09:54:20 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-includes/functions.php on line 2162

(+1774 more lines)
See also: All tests for this plugin, How to Hide Newsletter Admin Menus