Deprecated: Return type of SendGridV3\ReplyTo::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/httpd/vhosts/avac.ch/httpdocs/wp-content/plugins/sendgrid-email-delivery-simplified/lib/sendgrid/sendgrid-api-v3.php on line 34

Deprecated: Return type of SendGridV3\ClickTracking::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/httpd/vhosts/avac.ch/httpdocs/wp-content/plugins/sendgrid-email-delivery-simplified/lib/sendgrid/sendgrid-api-v3.php on line 70

Deprecated: Return type of SendGridV3\OpenTracking::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/httpd/vhosts/avac.ch/httpdocs/wp-content/plugins/sendgrid-email-delivery-simplified/lib/sendgrid/sendgrid-api-v3.php on line 107

Deprecated: Return type of SendGridV3\SubscriptionTracking::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/httpd/vhosts/avac.ch/httpdocs/wp-content/plugins/sendgrid-email-delivery-simplified/lib/sendgrid/sendgrid-api-v3.php on line 166

Deprecated: Return type of SendGridV3\Ganalytics::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/httpd/vhosts/avac.ch/httpdocs/wp-content/plugins/sendgrid-email-delivery-simplified/lib/sendgrid/sendgrid-api-v3.php on line 249

Deprecated: Return type of SendGridV3\TrackingSettings::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/httpd/vhosts/avac.ch/httpdocs/wp-content/plugins/sendgrid-email-delivery-simplified/lib/sendgrid/sendgrid-api-v3.php on line 312

Deprecated: Return type of SendGridV3\BccSettings::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/httpd/vhosts/avac.ch/httpdocs/wp-content/plugins/sendgrid-email-delivery-simplified/lib/sendgrid/sendgrid-api-v3.php on line 351

Deprecated: Return type of SendGridV3\BypassListManagement::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/httpd/vhosts/avac.ch/httpdocs/wp-content/plugins/sendgrid-email-delivery-simplified/lib/sendgrid/sendgrid-api-v3.php on line 377

Deprecated: Return type of SendGridV3\Footer::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/httpd/vhosts/avac.ch/httpdocs/wp-content/plugins/sendgrid-email-delivery-simplified/lib/sendgrid/sendgrid-api-v3.php on line 424

Deprecated: Return type of SendGridV3\SandBoxMode::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/httpd/vhosts/avac.ch/httpdocs/wp-content/plugins/sendgrid-email-delivery-simplified/lib/sendgrid/sendgrid-api-v3.php on line 450

Deprecated: Return type of SendGridV3\SpamCheck::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/httpd/vhosts/avac.ch/httpdocs/wp-content/plugins/sendgrid-email-delivery-simplified/lib/sendgrid/sendgrid-api-v3.php on line 497

Deprecated: Return type of SendGridV3\MailSettings::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/httpd/vhosts/avac.ch/httpdocs/wp-content/plugins/sendgrid-email-delivery-simplified/lib/sendgrid/sendgrid-api-v3.php on line 568

Deprecated: Return type of SendGridV3\ASM::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/httpd/vhosts/avac.ch/httpdocs/wp-content/plugins/sendgrid-email-delivery-simplified/lib/sendgrid/sendgrid-api-v3.php on line 608

Deprecated: Return type of SendGridV3\Attachment::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/httpd/vhosts/avac.ch/httpdocs/wp-content/plugins/sendgrid-email-delivery-simplified/lib/sendgrid/sendgrid-api-v3.php on line 678

Deprecated: Return type of SendGridV3\Content::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/httpd/vhosts/avac.ch/httpdocs/wp-content/plugins/sendgrid-email-delivery-simplified/lib/sendgrid/sendgrid-api-v3.php on line 724

Deprecated: Return type of SendGridV3\Personalization::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/httpd/vhosts/avac.ch/httpdocs/wp-content/plugins/sendgrid-email-delivery-simplified/lib/sendgrid/sendgrid-api-v3.php on line 827

Deprecated: Return type of SendGridV3\Email::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/httpd/vhosts/avac.ch/httpdocs/wp-content/plugins/sendgrid-email-delivery-simplified/lib/sendgrid/sendgrid-api-v3.php on line 876

Deprecated: Return type of SendGridV3\Mail::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/httpd/vhosts/avac.ch/httpdocs/wp-content/plugins/sendgrid-email-delivery-simplified/lib/sendgrid/sendgrid-api-v3.php on line 1100

Warning: Cannot modify header information - headers already sent by (output started at /home/httpd/vhosts/avac.ch/httpdocs/wp-content/plugins/sendgrid-email-delivery-simplified/lib/sendgrid/sendgrid-api-v3.php:14) in /home/httpd/vhosts/avac.ch/httpdocs/wp-content/plugins/polylang/frontend/choose-lang.php on line 268

Warning: Cannot modify header information - headers already sent by (output started at /home/httpd/vhosts/avac.ch/httpdocs/wp-content/plugins/sendgrid-email-delivery-simplified/lib/sendgrid/sendgrid-api-v3.php:14) in /home/httpd/vhosts/avac.ch/httpdocs/wp-includes/pluggable.php on line 1435

Warning: Cannot modify header information - headers already sent by (output started at /home/httpd/vhosts/avac.ch/httpdocs/wp-content/plugins/sendgrid-email-delivery-simplified/lib/sendgrid/sendgrid-api-v3.php:14) in /home/httpd/vhosts/avac.ch/httpdocs/wp-includes/pluggable.php on line 1438