Title: Technical Problem MailPoet Last modified: July 19, 2022 --- # Technical Problem MailPoet * [curtbeck](https://wordpress.org/support/users/curtbeck/) * (@curtbeck) * [3 years, 11 months ago](https://wordpress.org/support/topic/technical-problem-mailpoet/) * Hey, * We had some problems with MailPoet. Please see the error message email below. What is the problem and how can we solve it? * Thanks for your help. * WordPress-Version 6.0.1 Aktives Theme: WordPress Child Theme Atomion (Version 1.0) Aktuelles Plugin: MailPoet 3 (New) (Version 3.91.1) PHP-Version 7.4.30 * Fehler-Details ============== Ein Fehler vom Typ E_ERROR wurde in der Zeile 91 der Datei /hp/mv/www/www.DOMAIN.de/wp-content/plugins/mailpoet/vendor-prefixed/ doctrine/dbal/lib/Doctrine/DBAL/Driver/AbstractMySQLDriver.php verursacht. Fehlermeldung: Uncaught PDOException: SQLSTATE[HY000]: General error: 2006 MySQL server has gone away in /hp/mv/www/www.DOMAIN.de/wp-content/plugins/mailpoet/vendor-prefixed/ doctrine/dbal/lib/Doctrine/DBAL/Driver/PDOStatement.php:59 Stack trace: #0 /hp/ mv/www/www.DOMAIN.de/wp-content/plugins/mailpoet/vendor-prefixed/doctrine/dbal/ lib/Doctrine/DBAL/Driver/PDOStatement.php(59): PDOStatement->execute(NULL) #1/ hp/mv/www/www.DOMAIN.de/wp-content/plugins/mailpoet/vendor-prefixed/doctrine/ dbal/lib/Doctrine/DBAL/Connection.php(495): MailPoetVendor\Doctrine\DBAL\Driver\ PDOStatement->execute() #2 /hp/mv/www/www.DOMAIN.de/wp-content/plugins/mailpoet/ vendor-prefixed/doctrine/orm/lib/Doctrine/ORM/Persisters/Entity/BasicEntityPersister. php(375): MailPoetVendor\Doctrine\DBAL\Connection->executeQuery(‘SELECT t0.name…’, Array, Array) #3 /hp/mv/www/www.DOMAIN.de/wp-content/plugins/mailpoet/vendor- prefixed/doctrine/orm/lib/Doctrine/ORM/Persisters/Entity/BasicEntityPersister. php(386): MailPoetVendor\Doctrine\ORM\Persisters\E Viewing 5 replies - 1 through 5 (of 5 total) * Plugin Support [Ojoma a11n](https://wordpress.org/support/users/geraltrivia/) * (@geraltrivia) * [3 years, 11 months ago](https://wordpress.org/support/topic/technical-problem-mailpoet/#post-15841080) * Hello [@curtbeck](https://wordpress.org/support/users/curtbeck/) , * Thank you for reaching out to us. * Our developers are already aware of this and we’ll probably do a new MailPoet release tomorrow to fix this issue. * In the meantime, you can roll back the free MailPoet version by: * – using the WP Rollback plugin ([https://wordpress.org/plugins/wp-rollback/](https://wordpress.org/plugins/wp-rollback/)); or – downloading the previous version here: [https://wordpress.org/plugins/mailpoet/advanced/](https://wordpress.org/plugins/mailpoet/advanced/)( scroll down to ADVANCED OPTIONS section) and installing it via FTP: [https://kb.mailpoet.com/article/258-re-installing-updating-the-plugin-via-ftp](https://kb.mailpoet.com/article/258-re-installing-updating-the-plugin-via-ftp). * If you also use our Premium extension, you can download the previous version via the following link: [https://release.mailpoet.com/downloads/mailpoet-premium//3.70.0/mailpoet-premium.zip Please paste your MailPoet key instead of and the desired version instead of 3.70.0. * I hope this helps and please review the plugin page tomorrow to see if there is already a new release available. * Cheers!` * Thread Starter [curtbeck](https://wordpress.org/support/users/curtbeck/) * (@curtbeck) * [3 years, 11 months ago](https://wordpress.org/support/topic/technical-problem-mailpoet/#post-15841143) * Many thanks for the quick message including solution. Great support! * Thread Starter [curtbeck](https://wordpress.org/support/users/curtbeck/) * (@curtbeck) * [3 years, 9 months ago](https://wordpress.org/support/topic/technical-problem-mailpoet/#post-16011519) * Hey, * We had some more problems with MailPoet. Please see the error message email below. What is the problem and how can we solve it? * Thanks for your help. * WordPress-Version 6.0.2 Aktives Theme: WordPress Child Theme Atomion (Version 1.0) Aktuelles Plugin: MailPoet (Version 3.97.0) PHP-Version 7.4.30 * Fehler-Details ============== Ein Fehler vom Typ E_ERROR wurde in der Zeile 91 der Datei /hp/mv/www/www.DOMAIN.de/wp-content/plugins/mailpoet/vendor-prefixed/ doctrine/dbal/lib/Doctrine/DBAL/Driver/AbstractMySQLDriver.php verursacht. Fehlermeldung: Uncaught PDOException: SQLSTATE[HY000]: General error: 2006 MySQL server has gone away in /hp/mv/www/www.DOMAIN.de/wp-content/plugins/mailpoet/vendor-prefixed/ doctrine/dbal/lib/Doctrine/DBAL/Driver/PDOStatement.php:59 Stack trace: #0 /hp/ mv/www/www.DOMAIN.de/wp-content/plugins/mailpoet/vendor-prefixed/doctrine/dbal/ lib/Doctrine/DBAL/Driver/PDOStatement.php(59): PDOStatement->execute(NULL) #1/ hp/mv/www/www.DOMAIN.de/wp-content/plugins/mailpoet/vendor-prefixed/doctrine/ dbal/lib/Doctrine/DBAL/Connection.php(495): MailPoetVendor\Doctrine\DBAL\Driver\ PDOStatement->execute() #2 /hp/mv/www/www.DOMAIN.de/wp-content/plugins/mailpoet/ vendor-prefixed/doctrine/orm/lib/Doctrine/ORM/Persisters/Entity/BasicEntityPersister. php(375): MailPoetVendor\Doctrine\DBAL\Connection->executeQuery(‘SELECT t0.name…’, Array, Array) #3 /hp/mv/www/www.DOMAIN.de/wp-content/plugins/mailpoet/vendor- prefixed/doctrine/orm/lib/Doctrine/ORM/Persisters/Entity/BasicEntityPersister. php(386): MailPoetVendor\Doctrine\ORM\Persisters\E` * Thread Starter [curtbeck](https://wordpress.org/support/users/curtbeck/) * (@curtbeck) * [3 years, 9 months ago](https://wordpress.org/support/topic/technical-problem-mailpoet/#post-16026964) * Hey, * We had some more problems with MailPoet. Please see the error message email below from today (20.09.2022). What is the problem and how can we solve it? * Thanks for your help. PLease also look at our last error code, thx. * WordPress-Version 6.0.2 Aktives Theme: WordPress Child Theme Atomion (Version 1.0) Aktuelles Plugin: MailPoet (Version 3.97.0) PHP-Version 7.4.30 * Fehler-Details ============== Ein Fehler vom Typ E_ERROR wurde in der Zeile 91 der Datei /hp/mv/www/www.DOMAIN.de/wp-content/plugins/mailpoet/vendor-prefixed/ doctrine/dbal/lib/Doctrine/DBAL/Driver/AbstractMySQLDriver.php verursacht. Fehlermeldung: Uncaught PDOException: SQLSTATE[HY000]: General error: 2006 MySQL server has gone away in /hp/mv/www/www.DOMAIN.de/wp-content/plugins/mailpoet/vendor-prefixed/ doctrine/dbal/lib/Doctrine/DBAL/Driver/PDOConnection.php:78 Stack trace: #0 / hp/mv/www/www.DOMAIN.de/wp-content/plugins/mailpoet/vendor-prefixed/doctrine/ dbal/lib/Doctrine/DBAL/Driver/PDOConnection.php(78): PDO->query(‘SELECT m0_.name…’)# 1 /hp/mv/www/www.DOMAIN.de/wp-content/plugins/mailpoet/vendor-prefixed/doctrine/ dbal/lib/Doctrine/DBAL/Driver/PDOQueryImplementation.php(22): MailPoetVendor\ Doctrine\DBAL\Driver\PDOConnection->doQuery(‘SELECT m0_.name…’) #2 /hp/mv/www/ www.DOMAIN.de/wp-content/plugins/mailpoet/vendor-prefixed/doctrine/dbal/lib/Doctrine/ DBAL/Connection.php(500): MailPoetVendor\Doctrine\DBAL\Driver\PDOConnection-> query(‘SELECT m0_.name…’) #3 /hp/mv/www/www.DOMAIN.de/wp-content/plugins/mailpoet/ vendor-prefixed/doctrine/orm/lib/Doctrine/ORM/Query/Exec/SingleSelectExecutor. php(17): MailPoetVendor\Doctrine\DBAL\Connection * Thread Starter [curtbeck](https://wordpress.org/support/users/curtbeck/) * (@curtbeck) * [3 years, 9 months ago](https://wordpress.org/support/topic/technical-problem-mailpoet/#post-16027760) * next error, please help: * > MailPoet Fehler: PDOException: SQLSTATE[HY000]: General error: 2006 MySQL server > has gone away in /hp/mv/www/www.DOMAIN.de/wp-content/plugins/mailpoet/vendor- > prefixed/doctrine/dbal/lib/Doctrine/DBAL/Driver/PDOStatement.php:59 > Stack > trace: #0 /hp/mv/www/www.DOMAIN.de/wp-content/plugins/mailpoet/vendor-prefixed/ > doctrine/dbal/lib/Doctrine/DBAL/Driver/PDOStatement.php(59): PDOStatement-> > execute(NULL) #1 /hp/mv/www/www.DOMAIN.de/wp-content/plugins/mailpoet/vendor- > prefixed/doctrine/dbal/lib/Doctrine/DBAL/Connection.php(495): MailPoetVendor\ > Doctrine\DBAL\Driver\PDOStatement->execute() #2 /hp/mv/www/www.DOMAIN.de/wp- > content/plugins/mailpoet/vendor-prefixed/doctrine/orm/lib/Doctrine/ORM/Persisters/ > Entity/BasicEntityPersister.php(375): MailPoetVendor\Doctrine\DBAL\Connection- > >executeQuery(‘SELECT t0.wp_us…’, Array, Array) #3 /hp/mv/www/www.DOMAIN.de/ > wp-content/plugins/mailpoet/vendor-prefixed/doctrine/orm/lib/Doctrine/ORM/EntityRepository. > php(78): MailPoetVendor\Doctrine\ORM\Persisters\Entity\BasicEntityPersister- > >load(Array, NULL, NULL, Array, NULL, 1, NULL) #4 /hp/mv/www/www.DOMAIN.de/ > wp-content/plugins/mailpoet/lib/Doctrine/Repository.php(69): MailPoetVendor\ > Doctrine\ORM\EntityRepository->findOneBy(Array, NULL) #5 /hp/mv/www/www.DOMAIN. > de/wp-content/plugins/mailpoet/lib/Subscription/Pages.php(170): MailPoet\Doctrine\ > Repository->findOneBy(Array) #6 /hp/mv/www/www.DOMAIN.de/wp-content/plugins/ > mailpoet/lib/Subscription/Pages.php(133): MailPoet\Subscription\Pages->getSubscriber()# > 7 /hp/mv/www/www.DOMAIN.de/wp-content/plugins/mailpoet/lib/Config/Shortcodes. > php(114): MailPoet\Subscription\Pages->init() #8 /hp/mv/www/www.DOMAIN.de/wp- > content/plugins/mailpoet/lib/Config/Initializer.php(369): MailPoet\Config\Shortcodes- > >init() #9 /hp/mv/www/www.DOMAIN.de/wp-content/plugins/mailpoet/lib/Config/ > Initializer.php(292): MailPoet\Config\Initializer->setupShortcodes() #10 /hp/ > mv/www/www.DOMAIN.de/wp-includes/class-wp-hook.php(307): MailPoet\Config\Initializer- > >initialize(”) #11 /hp/mv/www/www.DOMAIN.de/wp-includes/class-wp-hook.php(331): > WP_Hook->apply_filters(NULL, Array) #12 /hp/mv/www/www.DOMAIN.de/wp-includes/ > plugin.php(476): WP_Hook->do_action(Array) #13 /hp/mv/www/www.DOMAIN.de/wp- > settings.php(598): do_action(‘init’) #14 /hp/mv/www/www.DOMAIN.de/wp-config. > php(116): require_once(‘/hp/mv/www/www….’) #15 /hp/mv/www/www.DOMAIN.de/wp- > load.php(50): require_once(‘/hp/mv/www/www….’) #16 /hp/mv/www/www.DOMAIN.de/ > wp-admin/admin.php(34): require_once(‘/hp/mv/www/www….’) #17 {main} > Next MailPoetVendor\Doctrine\DBAL\Driver\PDO\Exception: SQLSTATE[HY000]: General > error: 2006 MySQL server has gone away in /hp/mv/www/www.DOMAIN.de/wp-content/ > plugins/mailpoet/vendor-prefixed/doctrine/dbal/lib/Doctrine/DBAL/Driver/PDO/ > Exception.php:10 > Stack trace: #0 /hp/mv/www/www.DOMAIN.de/wp-content/plugins/ > mailpoet/vendor-prefixed/doctrine/dbal/lib/Doctrine/DBAL/Driver/PDOStatement. > php(61): MailPoetVendor\Doctrine\DBAL\Driver\PDO\Exception::new(Object(PDOException))# > 1 /hp/mv/www/www.DOMAIN.de/wp-content/plugins/mailpoet/vendor-prefixed/doctrine/ > dbal/lib/Doctrine/DBAL/Connection.php(495): MailPoetVendor\Doctrine\DBAL\Driver\ > PDOStatement->execute() #2 /hp/mv/www/www.DOMAIN.de/wp-content/plugins/mailpoet/ > vendor-prefixed/doctrine/orm/lib/Doctrine/ORM/Persisters/Entity/BasicEntityPersister. > php(375): MailPoetVendor\Doctrine\DBAL\Connection->executeQuery(‘SELECT t0. > wp_us…’, Array, Array) #3 /hp/mv/www/www.DOMAIN.de/wp-content/plugins/mailpoet/ > vendor-prefixed/doctrine/orm/lib/Doctrine/ORM/EntityRepository.php(78): MailPoetVendor\ > Doctrine\ORM\Persisters\Entity\BasicEntityPersister->load(Array, NULL, NULL, > Array, NULL, 1, NULL) #4 /hp/mv/www/www.DOMAIN.de/wp-content/plugins/mailpoet/ > lib/Doctrine/Repository.php(69): MailPoetVendor\Doctrine\ORM\EntityRepository- > >findOneBy(Array, NULL) #5 /hp/mv/www/www.DOMAIN.de/wp-content/plugins/mailpoet/ > lib/Subscription/Pages.php(170): MailPoet\Doctrine\Repository->findOneBy(Array)# > 6 /hp/mv/www/www.DOMAIN.de/wp-content/plugins/mailpoet/lib/Subscription/Pages. > php(133): MailPoet\Subscription\Pages->getSubscriber() #7 /hp/mv/www/www.DOMAIN. > de/wp-content/plugins/mailpoet/lib/Config/Shortcodes.php(114): MailPoet\Subscription\ > Pages->init() #8 /hp/mv/www/www.DOMAIN.de/wp-content/plugins/mailpoet/lib/Config/ > Initializer.php(369): MailPoet\Config\Shortcodes->init() #9 /hp/mv/www/www. > DOMAIN.de/wp-content/plugins/mailpoet/lib/Config/Initializer.php(292): MailPoet\ > Config\Initializer->setupShortcodes() #10 /hp/mv/www/www.DOMAIN.de/wp-includes/ > class-wp-hook.php(307): MailPoet\Config\Initializer->initialize(”) #11 /hp/ > mv/www/www.DOMAIN.de/wp-includes/class-wp-hook.php(331): WP_Hook->apply_filters( > NULL, Array) #12 /hp/mv/www/www.DOMAIN.de/wp-includes/plugin.php(476): WP_Hook- > >do_action(Array) #13 /hp/mv/www/www.DOMAIN.de/wp-settings.php(598): do_action(‘ > init’) #14 /hp/mv/www/www.DOMAIN.de/wp-config.php(116): require_once(‘/hp/mv/ > www/www….’) #15 /hp/mv/www/www.DOMAIN.de/wp-load.php(50): require_once(‘/hp/ > mv/www/www….’) #16 /hp/mv/www/www.DOMAIN.de/wp-admin/admin.php(34): require_once(‘/ > hp/mv/www/www….’) #17 {main} > Next MailPoetVendor\Doctrine\DBAL\Exception\ConnectionLost: An exception occurred > while executing ‘SELECT t0.wp_user_id AS wp_user_id_1, t0.is_woocommerce_user > AS is_woocommerce_user_2, t0.first_name AS first_name_3, t0.last_name AS last_name_4, > t0.email AS email_5, t0.status AS status_6, t0.subscribed_ip AS subscribed_ip_7, > t0.confirmed_ip AS confirmed_ip_8, t0.confirmed_at AS confirmed_at_9, t0.last_subscribed_at > AS last_subscribed_at_10, t0.unconfirmed_data AS unconfirmed_data_11, t0.source > AS source_12, t0.count_confirmations AS count_confirmations_13, t0.unsubscribe_token > AS unsubscribe_token_14, t0.link_token AS link_token_15, t0.engagement_score > AS engagement_score_16, t0.engagement_score_updated_at AS engagement_score_updated_at_17, > t0.last_engagement_at AS last_engagement_at_18, t0.woocommerce_synced_at AS > woocommerce_synced_at_19, t0.email_count AS email_count_20, t0.id AS id_21, > t0.created_at AS created_at_22, t0.updated_at AS updated_at_23, t0.deleted_at > AS deleted_at_24 FROM mbup_mailpoet_subscribers t0 WHERE t0.wp_user_id = ? > LIMIT 1’ with params [1]: > SQLSTATE[HY000]: General error: 2006 MySQL server has gone away in /hp/mv/www/ > www.DOMAIN.de/wp-content/plugins/mailpoet/vendor-prefixed/doctrine/dbal/lib/ > Doctrine/DBAL/Driver/AbstractMySQLDriver.php:91 > Stack trace: #0 /hp/mv/www/ > www.DOMAIN.de/wp-content/plugins/mailpoet/vendor-prefixed/doctrine/dbal/lib/ > Doctrine/DBAL/DBALException.php(77): MailPoetVendor\Doctrine\DBAL\Driver\AbstractMySQLDriver- > >convertException(‘An exception oc…’, Object(MailPoetVendor\Doctrine\DBAL\Driver\ > PDO\Exception)) #1 /hp/mv/www/www.DOMAIN.de/wp-content/plugins/mailpoet/vendor- > prefixed/doctrine/dbal/lib/Doctrine/DBAL/DBALException.php(65): MailPoetVendor\ > Doctrine\DBAL\DBALException::wrapException(Object(MailPoetVendor\Doctrine\DBAL\ > Driver\PDO\MySQL\Driver), Object(MailPoetVendor\Doctrine\DBAL\Driver\PDO\Exception),‘ > An exception oc…’) #2 /hp/mv/www/www.DOMAIN.de/wp-content/plugins/mailpoet/ > vendor-prefixed/doctrine/dbal/lib/Doctrine/DBAL/Connection.php(936): MailPoetVendor\ > Doctrine\DBAL\DBALException::driverExceptionDuringQuery(Object(MailPoetVendor\ > Doctrine\DBAL\Driver\PDO\MySQL\Driver), Object(MailPoetVendor\Doctrine\DBAL\ > Driver\PDO\Exception), ‘SELECT t0.wp_us…’, Array) #3 /hp/mv/www/www.DOMAIN. > de/wp-content/plugins/mailpoet/vendor-prefixed/doctrine/dbal/lib/Doctrine/DBAL/ > Connection.php(503): MailPoetVendor\Doctrine\DBAL\Connection->handleExceptionDuringQuery( > Object(MailPoetVendor\Doctrine\DBAL\Driver\PDO\Exception), ‘SELECT t0.wp_us…’, > Array, Array) #4 /hp/mv/www/www.DOMAIN.de/wp-content/plugins/mailpoet/vendor- > prefixed/doctrine/orm/lib/Doctrine/ORM/Persisters/Entity/BasicEntityPersister. > php(375): MailPoetVendor\Doctrine\DBAL\Connection->executeQuery(‘SELECT t0. > wp_us…’, Array, Array) #5 /hp/mv/www/www.DOMAIN.de/wp-content/plugins/mailpoet/ > vendor-prefixed/doctrine/orm/lib/Doctrine/ORM/EntityRepository.php(78): MailPoetVendor\ > Doctrine\ORM\Persisters\Entity\BasicEntityPersister->load(Array, NULL, NULL, > Array, NULL, 1, NULL) #6 /hp/mv/www/www.DOMAIN.de/wp-content/plugins/mailpoet/ > lib/Doctrine/Repository.php(69): MailPoetVendor\Doctrine\ORM\EntityRepository- > >findOneBy(Array, NULL) #7 /hp/mv/www/www.DOMAIN.de/wp-content/plugins/mailpoet/ > lib/Subscription/Pages.php(170): MailPoet\Doctrine\Repository->findOneBy(Array)# > 8 /hp/mv/www/www.DOMAIN.de/wp-content/plugins/mailpoet/lib/Subscription/Pages. > php(133): MailPoet\Subscription\Pages->getSubscriber() #9 /hp/mv/www/www.DOMAIN. > de/wp-content/plugins/mailpoet/lib/Config/Shortcodes.php(114): MailPoet\Subscription\ > Pages->init() #10 /hp/mv/www/www.DOMAIN.de/wp-content/plugins/mailpoet/lib/ > Config/Initializer.php(369): MailPoet\Config\Shortcodes->init() #11 /hp/mv/ > www/www.DOMAIN.de/wp-content/plugins/mailpoet/lib/Config/Initializer.php(292): > MailPoet\Config\Initializer->setupShortcodes() #12 /hp/mv/www/www.DOMAIN.de/ > wp-includes/class-wp-hook.php(307): MailPoet\Config\Initializer->initialize(”)# > 13 /hp/mv/www/www.DOMAIN.de/wp-includes/class-wp-hook.php(331): WP_Hook->apply_filters( > NULL, Array) #14 /hp/mv/www/www.DOMAIN.de/wp-includes/plugin.php(476): WP_Hook- > >do_action(Array) #15 /hp/mv/www/www.DOMAIN.de/wp-settings.php(598): do_action(‘ > init’) #16 /hp/mv/www/www.DOMAIN.de/wp-config.php(116): require_once(‘/hp/mv/ > www/www….’) #17 /hp/mv/www/www.DOMAIN.de/wp-load.php(50): require_once(‘/hp/ > mv/www/www….’) #18 /hp/mv/www/www.DOMAIN.de/wp-admin/admin.php(34): require_once(‘/ > hp/mv/www/www….’) #19 {main} Viewing 5 replies - 1 through 5 (of 5 total) The topic ‘Technical Problem MailPoet’ is closed to new replies. * ![](https://ps.w.org/mailpoet/assets/icon-256x256.png?rev=3284564) * [MailPoet - Newsletters, Email Marketing, and Automation](https://wordpress.org/plugins/mailpoet/) * [Frequently Asked Questions](https://wordpress.org/plugins/mailpoet/#faq) * [Support Threads](https://wordpress.org/support/plugin/mailpoet/) * [Active Topics](https://wordpress.org/support/plugin/mailpoet/active/) * [Unresolved Topics](https://wordpress.org/support/plugin/mailpoet/unresolved/) * [Reviews](https://wordpress.org/support/plugin/mailpoet/reviews/) ## Tags * [technical-problem](https://wordpress.org/support/topic-tag/technical-problem/) * 5 replies * 2 participants * Last reply from: [curtbeck](https://wordpress.org/support/users/curtbeck/) * Last activity: [3 years, 9 months ago](https://wordpress.org/support/topic/technical-problem-mailpoet/#post-16027760) * Status: not resolved