Title: Version: 4.2.0 causes wordpress error Last modified: November 22, 2025 --- # Version: 4.2.0 causes wordpress error * Resolved [artblackman](https://wordpress.org/support/users/artblackman/) * (@artblackman) * [6 months, 1 week ago](https://wordpress.org/support/topic/version-4-2-0-causes-wordpress-error/) * There was a critical error on the site Viewing 15 replies - 1 through 15 (of 45 total) 1 [2](https://wordpress.org/support/topic/version-4-2-0-causes-wordpress-error/page/2/?output_format=md) [3](https://wordpress.org/support/topic/version-4-2-0-causes-wordpress-error/page/3/?output_format=md) [→](https://wordpress.org/support/topic/version-4-2-0-causes-wordpress-error/page/2/?output_format=md) * Plugin Author [Pexle Chris](https://wordpress.org/support/users/pexlechris/) * (@pexlechris) * [6 months, 1 week ago](https://wordpress.org/support/topic/version-4-2-0-causes-wordpress-error/#post-18729175) * Can yyou please share the error with me? * Thread Starter [artblackman](https://wordpress.org/support/users/artblackman/) * (@artblackman) * [6 months, 1 week ago](https://wordpress.org/support/topic/version-4-2-0-causes-wordpress-error/#post-18729348) * There’s not much to share. Here’s the message: A critical error has occurred on the site. Please check your site administrator’s email for instructions. If you are still having problems, please visit the support forums.Learn more about solving problems with WordPress. * Maybe it depends on the size of the database. On another site where the database is smaller, everything works. * On the first version PHP 8.3 On the second 8.4 * WordPress 6.8.3 - This reply was modified 6 months, 1 week ago by [artblackman](https://wordpress.org/support/users/artblackman/). - This reply was modified 6 months, 1 week ago by [artblackman](https://wordpress.org/support/users/artblackman/). * Plugin Author [Pexle Chris](https://wordpress.org/support/users/pexlechris/) * (@pexlechris) * [6 months, 1 week ago](https://wordpress.org/support/topic/version-4-2-0-causes-wordpress-error/#post-18729382) * This doesn’t help. Please enable debug log and send me the php error * Plugin Author [Pexle Chris](https://wordpress.org/support/users/pexlechris/) * (@pexlechris) * [6 months, 1 week ago](https://wordpress.org/support/topic/version-4-2-0-causes-wordpress-error/#post-18729384) * [https://melapress.com/wordpress-debug-log/](https://melapress.com/wordpress-debug-log/) * Plugin Author [Pexle Chris](https://wordpress.org/support/users/pexlechris/) * (@pexlechris) * [6 months, 1 week ago](https://wordpress.org/support/topic/version-4-2-0-causes-wordpress-error/#post-18729385) * Or wwith a Plugin * [https://wordpress.org/plugins/debug-log-manager/](https://wordpress.org/plugins/debug-log-manager/) * Thread Starter [artblackman](https://wordpress.org/support/users/artblackman/) * (@artblackman) * [6 months, 1 week ago](https://wordpress.org/support/topic/version-4-2-0-causes-wordpress-error/#post-18729401) * doesn’t give debug wordpress error either * Just the message I already gave * A critical error has occurred on the site. Please check your site administrator’s email for instructions. If you are still having problems, please visit the support forums. * Thread Starter [artblackman](https://wordpress.org/support/users/artblackman/) * (@artblackman) * [6 months, 1 week ago](https://wordpress.org/support/topic/version-4-2-0-causes-wordpress-error/#post-18729404) * Debug Log Manager: * 1JavaScript Uncaught ReferenceError: QTags is not defined in [https://level.zya.me/wp-admin/tools.php?page=debug-log-manager](https://level.zya.me/wp-admin/tools.php?page=debug-log-manager) on line 1007 column 32 at [https://level.zya.me/wp-admin/tools.php?page=debug-log-manager](https://level.zya.me/wp-admin/tools.php?page=debug-log-manager) * Thread Starter [artblackman](https://wordpress.org/support/users/artblackman/) * (@artblackman) * [6 months, 1 week ago](https://wordpress.org/support/topic/version-4-2-0-causes-wordpress-error/#post-18729414) * 1JavaScriptUncaught ReferenceError: QTags is not defined in [https://level.zya.me/wp-admin/tools.php?page=debug-log-manager](https://level.zya.me/wp-admin/tools.php?page=debug-log-manager) on line 1015 column 32 at [https://level.zya.me/wp-admin/tools.php?page=debug-log-managerНоя](https://level.zya.me/wp-admin/tools.php?page=debug-log-managerНоя) 23, 2025 – 10:33:35 (1 случай зарегистрирован)2JavaScriptUncaught ReferenceError: QTags is not defined in [https://level.zya.me/wp-admin/tools.php?page=debug-log-manager](https://level.zya.me/wp-admin/tools.php?page=debug-log-manager) on line 1007 column 32 at [https://level.zya.me/wp-admin/tools.php?page=debug-log-managerНоя](https://level.zya.me/wp-admin/tools.php?page=debug-log-managerНоя) 23, 2025 – 10:30:23(1 случай зарегистрирован) * Plugin Author [Pexle Chris](https://wordpress.org/support/users/pexlechris/) * (@pexlechris) * [6 months, 1 week ago](https://wordpress.org/support/topic/version-4-2-0-causes-wordpress-error/#post-18729474) * I mmean when you try to access WP Adminer * Plugin Author [Pexle Chris](https://wordpress.org/support/users/pexlechris/) * (@pexlechris) * [6 months, 1 week ago](https://wordpress.org/support/topic/version-4-2-0-causes-wordpress-error/#post-18729478) * I want the fatal error from wp adminer not other Irrelevant warning * Thread Starter [artblackman](https://wordpress.org/support/users/artblackman/) * (@artblackman) * [6 months, 1 week ago](https://wordpress.org/support/topic/version-4-2-0-causes-wordpress-error/#post-18729496) * I showed you everything that happened. I repeat that there is only a message WordPress that: * A critical error has occurred on the site. Please check your site administrator’s email for instructions. If you are still having problems, please visit the support forums. * Plugin Author [Pexle Chris](https://wordpress.org/support/users/pexlechris/) * (@pexlechris) * [6 months, 1 week ago](https://wordpress.org/support/topic/version-4-2-0-causes-wordpress-error/#post-18729499) * This ddoesn’t help. Try to find out the fatal error message. Search how to do it. Try enable WP_DEBUG_DISPLAY * Thread Starter [artblackman](https://wordpress.org/support/users/artblackman/) * (@artblackman) * [6 months, 1 week ago](https://wordpress.org/support/topic/version-4-2-0-causes-wordpress-error/#post-18729504) * Included * Plugin Author [Pexle Chris](https://wordpress.org/support/users/pexlechris/) * (@pexlechris) * [6 months, 1 week ago](https://wordpress.org/support/topic/version-4-2-0-causes-wordpress-error/#post-18729508) * We ccannot communicate. You could send me admin and FTP access in my email [info@pexlechris.dev](https://wordpress.org/support/topic/version-4-2-0-causes-wordpress-error/info@pexlechris.dev?output_format=md) in order to investigate it! * Thread Starter [artblackman](https://wordpress.org/support/users/artblackman/) * (@artblackman) * [6 months, 1 week ago](https://wordpress.org/support/topic/version-4-2-0-causes-wordpress-error/#post-18729509) * It won’t give you anything. I have provided all the messages. You won’t see anything else Viewing 15 replies - 1 through 15 (of 45 total) 1 [2](https://wordpress.org/support/topic/version-4-2-0-causes-wordpress-error/page/2/?output_format=md) [3](https://wordpress.org/support/topic/version-4-2-0-causes-wordpress-error/page/3/?output_format=md) [→](https://wordpress.org/support/topic/version-4-2-0-causes-wordpress-error/page/2/?output_format=md) You must be [logged in](https://login.wordpress.org/?redirect_to=https%3A%2F%2Fwordpress.org%2Fsupport%2Ftopic%2Fversion-4-2-0-causes-wordpress-error%2F%3Foutput_format%3Dmd&locale=en_US) to reply to this topic. * ![](https://ps.w.org/pexlechris-adminer/assets/icon-256x256.png?rev=2685107) * [Database Manager - WP Adminer](https://wordpress.org/plugins/pexlechris-adminer/) * [Frequently Asked Questions](https://wordpress.org/plugins/pexlechris-adminer/#faq) * [Support Threads](https://wordpress.org/support/plugin/pexlechris-adminer/) * [Active Topics](https://wordpress.org/support/plugin/pexlechris-adminer/active/) * [Unresolved Topics](https://wordpress.org/support/plugin/pexlechris-adminer/unresolved/) * [Reviews](https://wordpress.org/support/plugin/pexlechris-adminer/reviews/) * 45 replies * 3 participants * Last reply from: [Pexle Chris](https://wordpress.org/support/users/pexlechris/) * Last activity: [5 months, 3 weeks ago](https://wordpress.org/support/topic/version-4-2-0-causes-wordpress-error/page/3/#post-18745891) * Status: resolved