1. Home
  2. SendGrid for WordPress
  3. 1.4 (latest)

WP SendGrid Mailer 1.4

Does WP SendGrid Mailer work with WordPress 6.8.1 and PHP 8.1.12? A smoke test was performed on .

Summary

Errors
774PHP deprecation warnings
No JavaScript exceptions
All test pages loaded successfully
No resource errors
Performance

Memory usage: 16.17 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 version6.8.1
PHP version8.1.12
MySQL version10.6.10
PHP memory limit512M
Plugin Info
Last updated
Active installs 1,000+
WordPress.org page https://wordpress.org/plugins/wp-sendgrid-mailer/
Badges

WordPress compatibility badge PHP compatibility badge

Get badge code

Pages 4

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=wp-sendgrid-mailer%2Fwp-sendgrid-mailer.php&plugin_status=all&paged=1&s&_wpnonce=cdfe6e8ce8
Aspect after-activation
HTTP status 200
Load time 0.342 s
Memory usage 3.54 MiB
JS errors None
Resource errors None

SendGrid Mailer

Page screenshot: SendGrid Mailer
URL /wp-admin/admin.php?page=wp-mailplus-settings
Aspect menu-item
HTTP status 200
Load time 0.213 s
Memory usage 3.51 MiB
JS errors None
Resource errors None

SendGrid Mailer → Logs

Page screenshot: SendGrid Mailer → Logs
URL /wp-admin/admin.php?page=wp-mailplus-logs
Aspect menu-item
HTTP status 200
Load time 0.214 s
Memory usage 3.82 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 0.158 s
Memory usage 3.45 MiB
JS errors None
Resource errors None

Benchmark

URL Load time Memory usage
Inactive Active Change Inactive Active Change
/wp-admin/index.php0.353 s0.322 s-0.031 s3.51 MiB3.53 MiB+ 21.65 KiB
/wp-admin/edit.php0.197 s0.201 s+0.004 s3.57 MiB3.59 MiB+ 22.06 KiB
/wp-admin/post-new.php0.752 s0.616 s-0.136 s6.06 MiB6.09 MiB+ 26.08 KiB
/wp-admin/upload.php0.557 s0.540 s-0.017 s3.52 MiB3.53 MiB+ 5.34 KiB
/wp-admin/options-writing.php0.222 s0.200 s-0.022 s3.5 MiB3.51 MiB+ 9.33 KiB
/wp-admin/media-new.php0.293 s0.240 s-0.053 s3.49 MiB3.51 MiB+ 17.52 KiB
/wp-admin/edit-tags.php?taxonomy=category0.235 s0.184 s-0.051 s3.5 MiB3.53 MiB+ 28.2 KiB
/wp-admin/post-new.php?post_type=page0.593 s0.560 s-0.033 s6.05 MiB6.07 MiB+ 21.91 KiB
/wp-admin/options-discussion.php0.424 s0.242 s-0.182 s3.5 MiB3.51 MiB+ 5.83 KiB
/wp-admin/edit-comments.php0.243 s0.192 s-0.051 s3.52 MiB3.53 MiB+ 5.33 KiB
/0.308 s0.195 s-0.113 s3.43 MiB3.45 MiB+ 14.6 KiB
Average 0.380 s0.317 s-0.062 s3.97 MiB3.98 MiB+ 16.17 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
JavaScript
CSS
Language % Lines of code Comment lines Files
PHP46.3%1,3037499
JavaScript28.4%7992022
CSS25.2%71082
Total 2,812 959 13

PHP Code Analysis | More results »

Lines of code 1,129
Total complexity 255
Median class complexity 21.5
Median method complexity 2.0
Most complex class WP_List_Table
Most complex function WP_List_Table::pagination()
Classes 6
Methods 73
Functions 3

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 1

Options wp_options 3

PHP Error Log 774 lines

[03-May-2025 09:48:05 UTC] PHP Deprecated:  Return type of SendGrid\ReplyTo::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 35
[03-May-2025 09:48:05 UTC] PHP Deprecated:  Return type of SendGrid\ClickTracking::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 71
[03-May-2025 09:48:05 UTC] PHP Deprecated:  Return type of SendGrid\OpenTracking::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 108
[03-May-2025 09:48:05 UTC] PHP Deprecated:  Return type of SendGrid\SubscriptionTracking::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 167
[03-May-2025 09:48:05 UTC] PHP Deprecated:  Return type of SendGrid\Ganalytics::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 250
[03-May-2025 09:48:05 UTC] PHP Deprecated:  Return type of SendGrid\TrackingSettings::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 313
[03-May-2025 09:48:05 UTC] PHP Deprecated:  Return type of SendGrid\BccSettings::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 352
[03-May-2025 09:48:05 UTC] PHP Deprecated:  Return type of SendGrid\BypassListManagement::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 378
[03-May-2025 09:48:05 UTC] PHP Deprecated:  Return type of SendGrid\Footer::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 425
[03-May-2025 09:48:05 UTC] PHP Deprecated:  Return type of SendGrid\SandBoxMode::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 451
[03-May-2025 09:48:05 UTC] PHP Deprecated:  Return type of SendGrid\SpamCheck::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 498
[03-May-2025 09:48:05 UTC] PHP Deprecated:  Return type of SendGrid\MailSettings::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 569
[03-May-2025 09:48:05 UTC] PHP Deprecated:  Return type of SendGrid\ASM::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 609
[03-May-2025 09:48:05 UTC] PHP Deprecated:  Return type of SendGrid\Attachment::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 679
[03-May-2025 09:48:05 UTC] PHP Deprecated:  Return type of SendGrid\Content::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 725
[03-May-2025 09:48:05 UTC] PHP Deprecated:  Return type of SendGrid\Personalization::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 828
[03-May-2025 09:48:05 UTC] PHP Deprecated:  Return type of SendGrid\Email::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 877
[03-May-2025 09:48:05 UTC] PHP Deprecated:  Return type of SendGrid\Mail::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 1101
[03-May-2025 09:48:05 UTC] PHP Deprecated:  Return type of SendGrid\ReplyTo::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 35
[03-May-2025 09:48:05 UTC] PHP Deprecated:  Return type of SendGrid\ClickTracking::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 71
[03-May-2025 09:48:05 UTC] PHP Deprecated:  Return type of SendGrid\OpenTracking::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 108
[03-May-2025 09:48:05 UTC] PHP Deprecated:  Return type of SendGrid\SubscriptionTracking::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 167
[03-May-2025 09:48:05 UTC] PHP Deprecated:  Return type of SendGrid\Ganalytics::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 250
[03-May-2025 09:48:05 UTC] PHP Deprecated:  Return type of SendGrid\TrackingSettings::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 313
[03-May-2025 09:48:05 UTC] PHP Deprecated:  Return type of SendGrid\BccSettings::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 352
[03-May-2025 09:48:05 UTC] PHP Deprecated:  Return type of SendGrid\BypassListManagement::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 378
[03-May-2025 09:48:05 UTC] PHP Deprecated:  Return type of SendGrid\Footer::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 425
[03-May-2025 09:48:05 UTC] PHP Deprecated:  Return type of SendGrid\SandBoxMode::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 451
[03-May-2025 09:48:05 UTC] PHP Deprecated:  Return type of SendGrid\SpamCheck::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 498
[03-May-2025 09:48:05 UTC] PHP Deprecated:  Return type of SendGrid\MailSettings::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 569
[03-May-2025 09:48:05 UTC] PHP Deprecated:  Return type of SendGrid\ASM::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 609
[03-May-2025 09:48:05 UTC] PHP Deprecated:  Return type of SendGrid\Attachment::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 679
[03-May-2025 09:48:05 UTC] PHP Deprecated:  Return type of SendGrid\Content::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 725
[03-May-2025 09:48:05 UTC] PHP Deprecated:  Return type of SendGrid\Personalization::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 828
[03-May-2025 09:48:05 UTC] PHP Deprecated:  Return type of SendGrid\Email::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 877
[03-May-2025 09:48:05 UTC] PHP Deprecated:  Return type of SendGrid\Mail::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 1101
[03-May-2025 09:48:05 UTC] PHP Deprecated:  Return type of SendGrid\ReplyTo::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 35
[03-May-2025 09:48:05 UTC] PHP Deprecated:  Return type of SendGrid\ClickTracking::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 71
[03-May-2025 09:48:05 UTC] PHP Deprecated:  Return type of SendGrid\OpenTracking::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 108
[03-May-2025 09:48:05 UTC] PHP Deprecated:  Return type of SendGrid\SubscriptionTracking::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 167
[03-May-2025 09:48:05 UTC] PHP Deprecated:  Return type of SendGrid\Ganalytics::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 250
[03-May-2025 09:48:05 UTC] PHP Deprecated:  Return type of SendGrid\TrackingSettings::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 313
[03-May-2025 09:48:05 UTC] PHP Deprecated:  Return type of SendGrid\BccSettings::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 352
[03-May-2025 09:48:05 UTC] PHP Deprecated:  Return type of SendGrid\BypassListManagement::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 378
[03-May-2025 09:48:05 UTC] PHP Deprecated:  Return type of SendGrid\Footer::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 425
[03-May-2025 09:48:05 UTC] PHP Deprecated:  Return type of SendGrid\SandBoxMode::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 451
[03-May-2025 09:48:05 UTC] PHP Deprecated:  Return type of SendGrid\SpamCheck::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 498
[03-May-2025 09:48:05 UTC] PHP Deprecated:  Return type of SendGrid\MailSettings::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 569
[03-May-2025 09:48:05 UTC] PHP Deprecated:  Return type of SendGrid\ASM::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 609
[03-May-2025 09:48:05 UTC] PHP Deprecated:  Return type of SendGrid\Attachment::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 679
[03-May-2025 09:48:05 UTC] PHP Deprecated:  Return type of SendGrid\Content::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 725
[03-May-2025 09:48:05 UTC] PHP Deprecated:  Return type of SendGrid\Personalization::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 828
[03-May-2025 09:48:05 UTC] PHP Deprecated:  Return type of SendGrid\Email::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 877
[03-May-2025 09:48:05 UTC] PHP Deprecated:  Return type of SendGrid\Mail::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 1101
[03-May-2025 09:48:06 UTC] PHP Deprecated:  Return type of SendGrid\ReplyTo::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 35
[03-May-2025 09:48:06 UTC] PHP Deprecated:  Return type of SendGrid\ClickTracking::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 71
[03-May-2025 09:48:06 UTC] PHP Deprecated:  Return type of SendGrid\OpenTracking::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 108
[03-May-2025 09:48:06 UTC] PHP Deprecated:  Return type of SendGrid\SubscriptionTracking::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 167
[03-May-2025 09:48:06 UTC] PHP Deprecated:  Return type of SendGrid\Ganalytics::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 250
[03-May-2025 09:48:06 UTC] PHP Deprecated:  Return type of SendGrid\TrackingSettings::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 313
[03-May-2025 09:48:06 UTC] PHP Deprecated:  Return type of SendGrid\BccSettings::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 352
[03-May-2025 09:48:06 UTC] PHP Deprecated:  Return type of SendGrid\BypassListManagement::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 378
[03-May-2025 09:48:06 UTC] PHP Deprecated:  Return type of SendGrid\Footer::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 425
[03-May-2025 09:48:06 UTC] PHP Deprecated:  Return type of SendGrid\SandBoxMode::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 451
[03-May-2025 09:48:06 UTC] PHP Deprecated:  Return type of SendGrid\SpamCheck::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 498
[03-May-2025 09:48:06 UTC] PHP Deprecated:  Return type of SendGrid\MailSettings::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 569
[03-May-2025 09:48:06 UTC] PHP Deprecated:  Return type of SendGrid\ASM::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 609
[03-May-2025 09:48:06 UTC] PHP Deprecated:  Return type of SendGrid\Attachment::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 679
[03-May-2025 09:48:06 UTC] PHP Deprecated:  Return type of SendGrid\Content::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 725
[03-May-2025 09:48:06 UTC] PHP Deprecated:  Return type of SendGrid\Personalization::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 828
[03-May-2025 09:48:06 UTC] PHP Deprecated:  Return type of SendGrid\Email::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 877
[03-May-2025 09:48:06 UTC] PHP Deprecated:  Return type of SendGrid\Mail::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 1101
[03-May-2025 09:48:07 UTC] PHP Deprecated:  Return type of SendGrid\ReplyTo::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 35
[03-May-2025 09:48:07 UTC] PHP Deprecated:  Return type of SendGrid\ClickTracking::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 71
[03-May-2025 09:48:07 UTC] PHP Deprecated:  Return type of SendGrid\OpenTracking::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 108
[03-May-2025 09:48:07 UTC] PHP Deprecated:  Return type of SendGrid\SubscriptionTracking::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 167
[03-May-2025 09:48:07 UTC] PHP Deprecated:  Return type of SendGrid\Ganalytics::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 250
[03-May-2025 09:48:07 UTC] PHP Deprecated:  Return type of SendGrid\TrackingSettings::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 313
[03-May-2025 09:48:07 UTC] PHP Deprecated:  Return type of SendGrid\BccSettings::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 352
[03-May-2025 09:48:07 UTC] PHP Deprecated:  Return type of SendGrid\BypassListManagement::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 378
[03-May-2025 09:48:07 UTC] PHP Deprecated:  Return type of SendGrid\Footer::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 425
[03-May-2025 09:48:07 UTC] PHP Deprecated:  Return type of SendGrid\SandBoxMode::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 451
[03-May-2025 09:48:07 UTC] PHP Deprecated:  Return type of SendGrid\SpamCheck::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 498
[03-May-2025 09:48:07 UTC] PHP Deprecated:  Return type of SendGrid\MailSettings::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 569
[03-May-2025 09:48:07 UTC] PHP Deprecated:  Return type of SendGrid\ASM::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 609
[03-May-2025 09:48:07 UTC] PHP Deprecated:  Return type of SendGrid\Attachment::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 679
[03-May-2025 09:48:07 UTC] PHP Deprecated:  Return type of SendGrid\Content::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 725
[03-May-2025 09:48:07 UTC] PHP Deprecated:  Return type of SendGrid\Personalization::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 828
[03-May-2025 09:48:07 UTC] PHP Deprecated:  Return type of SendGrid\Email::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 877
[03-May-2025 09:48:07 UTC] PHP Deprecated:  Return type of SendGrid\Mail::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 1101
[03-May-2025 09:48:07 UTC] PHP Deprecated:  Return type of SendGrid\ReplyTo::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 35
[03-May-2025 09:48:07 UTC] PHP Deprecated:  Return type of SendGrid\ClickTracking::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 71
[03-May-2025 09:48:07 UTC] PHP Deprecated:  Return type of SendGrid\OpenTracking::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 108
[03-May-2025 09:48:07 UTC] PHP Deprecated:  Return type of SendGrid\SubscriptionTracking::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 167
[03-May-2025 09:48:07 UTC] PHP Deprecated:  Return type of SendGrid\Ganalytics::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 250
[03-May-2025 09:48:07 UTC] PHP Deprecated:  Return type of SendGrid\TrackingSettings::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 313
[03-May-2025 09:48:07 UTC] PHP Deprecated:  Return type of SendGrid\BccSettings::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 352
[03-May-2025 09:48:07 UTC] PHP Deprecated:  Return type of SendGrid\BypassListManagement::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 378
[03-May-2025 09:48:07 UTC] PHP Deprecated:  Return type of SendGrid\Footer::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 425
[03-May-2025 09:48:07 UTC] PHP Deprecated:  Return type of SendGrid\SandBoxMode::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /wp-content/plugins/wp-sendgrid-mailer/vendor/sendgrid/sendgrid/lib/helpers/mail/Mail.php on line 451

(+674 more lines)
See also: All tests for this plugin, How to Hide WP SendGrid Mailer Admin Menus