Warnings in 5.26.0

Hi everyone, I’m having problems with the latest update on my blog.

I’ve reverted to version 5.25.0 because, after updating to version 5.26.0, all these warnings appeared on the plugins page itself and on almost all of Mailpoet’s admin pages.

Error de Mailpoet: MailPoet\Doctrine\WPDB\Exceptions\QueryException: Illegal mix of collations (utf8mb4_unicode_ci,IMPLICIT) and (utf8mb4_unicode_520_ci,IMPLICIT) for operation ‘=’ in public_html/wp-content/plugins/mailpoet/lib/Doctrine/WPDB/Connection.php:132
Stack trace: 0 public_html/wp-content/plugins/mailpoet/lib/Doctrine/WPDB/Connection.php(123): MailPoet\Doctrine\WPDB\Connection->handleQueryError() 1 public_html/wp-content/plugins/mailpoet/lib/Doctrine/WPDB/Connection.php(35): MailPoet\Doctrine\WPDB\Connection->runQuery() 2 public_html/wp-content/plugins/mailpoet/lib/Doctrine/WPDB/Statement.php(71): MailPoet\Doctrine\WPDB\Connection->query() 3 public_html/wp-content/plugins/mailpoet/vendor-prefixed/doctrine/dbal/src/Statement.php(70): MailPoet\Doctrine\WPDB\Statement->execute() 4 public_html/wp-content/plugins/mailpoet/vendor-prefixed/doctrine/dbal/src/Statement.php(99): MailPoetVendor\Doctrine\DBAL\Statement->execute() 5 public_html/wp-content/plugins/mailpoet/lib/Segments/WP.php(505): MailPoetVendor\Doctrine\DBAL\Statement->executeStatement() 6 public_html/wp-content/plugins/mailpoet/lib/Segments/WP.php(405): MailPoet\Segments\WP->insertSubscribers() 7 public_html/wp-content/plugins/mailpoet/lib/Config/Populator.php(362): MailPoet\Segments\WP->synchronizeUsers() 8 public_html/wp-content/plugins/mailpoet/lib/Config/Populator.php(173): MailPoet\Config\Populator->createDefaultSegment() 9 public_html/wp-content/plugins/mailpoet/lib/Config/Activator.php(88): MailPoet\Config\Populator->up() 10 public_html/wp-content/plugins/mailpoet/lib/Config/Activator.php(67): MailPoet\Config\Activator->processActivate() 11 public_html/wp-content/plugins/mailpoet/lib/Config/Initializer.php(458): MailPoet\Config\Activator->activate() 12 public_html/wp-includes/class-wp-hook.php(341): MailPoet\Config\Initializer->maybeRunActivator() 13 public_html/wp-includes/class-wp-hook.php(365): WP_Hook->apply_filters() 14 public_html/wp-includes/plugin.php(522): WP_Hook->do_action() 15 public_html/wp-settings.php(742): do_action() 16 public_html/wp-config.php(74): require_once(‘ …’) 17 public_html/wp-load.php(50): require_once(‘ …’) 18 public_html/wp-admin/admin.php(35): require_once(‘ …’) 19 public_html/wp-admin/plugins.php(10): require_once(‘ …’) 20 {main}

Next MailPoetVendor\Doctrine\DBAL\Exception\DriverException: An exception occurred while executing a query: Illegal mix of collations (utf8mb4_unicode_ci,IMPLICIT) and (utf8mb4_unicode_520_ci,IMPLICIT) for operation ‘=’ in public_html/wp-content/plugins/mailpoet/vendor-prefixed/doctrine/dbal/src/Driver/API/MySQL/ExceptionConverter.php:105
Stack trace: 0 public_html/wp-content/plugins/mailpoet/vendor-prefixed/doctrine/dbal/src/Connection.php(848): MailPoetVendor\Doctrine\DBAL\Driver\API\MySQL\ExceptionConverter->convert() 1 public_html/wp-content/plugins/mailpoet/vendor-prefixed/doctrine/dbal/src/Connection.php(820): MailPoetVendor\Doctrine\DBAL\Connection->handleDriverException() 2 public_html/wp-content/plugins/mailpoet/vendor-prefixed/doctrine/dbal/src/Statement.php(72): MailPoetVendor\Doctrine\DBAL\Connection->convertExceptionDuringQuery() 3 public_html/wp-content/plugins/mailpoet/vendor-prefixed/doctrine/dbal/src/Statement.php(99): MailPoetVendor\Doctrine\DBAL\Statement->execute() 4 public_html/wp-content/plugins/mailpoet/lib/Segments/WP.php(505): MailPoetVendor\Doctrine\DBAL\Statement->executeStatement() 5 public_html/wp-content/plugins/mailpoet/lib/Segments/WP.php(405): MailPoet\Segments\WP->insertSubscribers() 6 public_html/wp-content/plugins/mailpoet/lib/Config/Populator.php(362): MailPoet\Segments\WP->synchronizeUsers() 7 public_html/wp-content/plugins/mailpoet/lib/Config/Populator.php(173): MailPoet\Config\Populator->createDefaultSegment() 8 public_html/wp-content/plugins/mailpoet/lib/Config/Activator.php(88): MailPoet\Config\Populator->up() 9 public_html/wp-content/plugins/mailpoet/lib/Config/Activator.php(67): MailPoet\Config\Activator->processActivate() 10 public_html/wp-content/plugins/mailpoet/lib/Config/Initializer.php(458): MailPoet\Config\Activator->activate() 11 public_html/wp-includes/class-wp-hook.php(341): MailPoet\Config\Initializer->maybeRunActivator() 12 public_html/wp-includes/class-wp-hook.php(365): WP_Hook->apply_filters() 13 public_html/wp-includes/plugin.php(522): WP_Hook->do_action() 14 public_html/wp-settings.php(742): do_action() 15 public_html/wp-config.php(74): require_once(‘ …’) 16 public_html/wp-load.php(50): require_once(‘ …’) 17 public_html/wp-admin/admin.php(35): require_once(‘ …’) 18 public_html/wp-admin/plugins.php(10): require_once(‘ …’) 19 {main}

The page I need help with: [log in to see the link]