[wp-trac] [WordPress Trac] #62878: Uncaught TypeError: mysqli_get_server_info() 6.7.1

[WordPress Trac]

#62878: Uncaught TypeError: mysqli_get_server_info() 6.7.1
---------------------------+-----------------------------
 Reporter:  polishdreamer  |      Owner:  (none)
     Type:  defect (bug)   |     Status:  new
 Priority:  normal         |  Milestone:  Awaiting Review
Component:  General        |    Version:  6.7.1
 Severity:  normal         |   Keywords:
  Focuses:                 |
---------------------------+-----------------------------
 I have been optimalizing wp + woo combo of one of my sites when I
 encounter a PHP Fatal Error in logs.

  [28-Jan-2025 19:09:33 UTC] PHP Fatal error:  Uncaught TypeError:
 mysqli_get_server_info(): Argument #1 ($mysql) must be of type mysqli,
 null given in /var/www/site/web/wp-includes/class-wpdb.php:4132
 Stack trace:
 #0 /var/www/site/web/wp-includes/class-wpdb.php(4132):
 mysqli_get_server_info()
 #1 /var/www/site/web/wp-content/plugins/woocommerce/packages/action-
 scheduler/classes/data-stores/ActionScheduler_DBStore.php(455):
 wpdb->db_server_info()
 #2 /var/www/site/web/wp-content/plugins/woocommerce/packages/action-
 scheduler/classes/data-stores/ActionScheduler_DBStore.php(644):
 ActionScheduler_DBStore->get_query_actions_sql()
 #3 /var/www/site/web/wp-content/plugins/woocommerce/packages/action-
 scheduler/classes/abstracts/ActionScheduler_Store.php(131):
 ActionScheduler_DBStore->query_actions()
 #4 /var/www/site/web/wp-content/plugins/woocommerce/packages/action-
 scheduler/functions.php(412): ActionScheduler_Store->query_action()
 #5 [internal function]: as_has_scheduled_action()
 #6 /var/www/site/web/wp-
 content/plugins/woocommerce/src/Internal/BatchProcessing/BatchProcessingController.php(554):
 call_user_func()
 #7 /var/www/site/web/wp-
 content/plugins/woocommerce/src/Internal/BatchProcessing/BatchProcessingController.php(86):
 Automattic\WooCommerce\Internal\BatchProcessing\BatchProcessingController->remove_or_retry_failed_processors()
 #8 /var/www/site/web/wp-includes/class-wp-hook.php(324):
 Automattic\WooCommerce\Internal\BatchProcessing\BatchProcessingController->Automattic\WooCommerce\Internal\BatchProcessing\{closure}()
 #9 /var/www/site/web/wp-includes/class-wp-hook.php(348):
 WP_Hook->apply_filters()
 #10 /var/www/site/web/wp-includes/plugin.php(517): WP_Hook->do_action()
 #11 /var/www/site/web/wp-includes/load.php(1279): do_action()
 #12 [internal function]: shutdown_action_hook()
 #13 {main}
   thrown in /var/www/site/web/wp-includes/class-wpdb.php on line 4132

 same error was notice in logs few times.

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Ticket URL: <https://core.trac.wordpress.org/ticket/62878>
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