Fatal error: Uncaught PDOException: SQLSTATE[42S22]: Column not found: 1054 Unknown column 'u.user_id' in 'on clause' in /home2/suolsxmy/public_html/journals/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php:407 Stack trace: #0 /home2/suolsxmy/public_html/journals/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(407): PDO->prepare('select `u`.*, `...') #1 /home2/suolsxmy/public_html/journals/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(812): Illuminate\Database\Connection->Illuminate\Database\{closure}('select `u`.*, `...', Array) #2 /home2/suolsxmy/public_html/journals/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(779): Illuminate\Database\Connection->runQueryCallback('select `u`.*, `...', Array, Object(Closure)) #3 /home2/suolsxmy/public_html/journals/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(398): Illuminate\Database\Connection->run('select `u`.*, `...', Array, Object(Closure)) #4 /home2/suolsxmy/public_html/journals/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(3106): Illuminate\Database\Connection->select('select `u`.*, `...', Array, true) #5 /home2/suolsxmy/public_html/journals/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(3091): Illuminate\Database\Query\Builder->runSelect() #6 /home2/suolsxmy/public_html/journals/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(3676): Illuminate\Database\Query\Builder->Illuminate\Database\Query\{closure}() #7 /home2/suolsxmy/public_html/journals/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(3090): Illuminate\Database\Query\Builder->onceWithColumns(Array, Object(Closure)) #8 /home2/suolsxmy/public_html/journals/lib/pkp/classes/userGroup/Repository.php(587): Illuminate\Database\Query\Builder->get() #9 /home2/suolsxmy/public_html/journals/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Cache/Repository.php(427): PKP\userGroup\Repository->PKP\userGroup\{closure}() #10 /home2/suolsxmy/public_html/journals/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Cache/CacheManager.php(453): Illuminate\Cache\Repository->remember('PKP\\userGroup\\R...', Object(DateInterval), Object(Closure)) #11 /home2/suolsxmy/public_html/journals/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Support/Facades/Facade.php(361): Illuminate\Cache\CacheManager->__call('remember', Array) #12 /home2/suolsxmy/public_html/journals/lib/pkp/classes/userGroup/Repository.php(564): Illuminate\Support\Facades\Facade::__callStatic('remember', Array) #13 /home2/suolsxmy/public_html/journals/lib/pkp/pages/about/AboutContextHandler.php(99): PKP\userGroup\Repository->getMastheadUserIdsByRoleIds(Array, 1) #14 [internal function]: PKP\pages\about\AboutContextHandler->editorialMasthead(Array, Object(APP\core\Request)) #15 /home2/suolsxmy/public_html/journals/lib/pkp/classes/core/PKPRouter.php(327): call_user_func(Array, Array, Object(APP\core\Request)) #16 /home2/suolsxmy/public_html/journals/lib/pkp/classes/core/PKPPageRouter.php(249): PKP\core\PKPRouter->_authorizeInitializeAndCallRequest(Array, Object(APP\core\Request), Array, false) #17 /home2/suolsxmy/public_html/journals/lib/pkp/classes/core/Dispatcher.php(157): PKP\core\PKPPageRouter->route(Object(APP\core\Request)) #18 /home2/suolsxmy/public_html/journals/lib/pkp/classes/core/PKPApplication.php(429): PKP\core\Dispatcher->dispatch(Object(APP\core\Request)) #19 /home2/suolsxmy/public_html/journals/index.php(21): PKP\core\PKPApplication->execute() #20 {main} Next Illuminate\Database\QueryException: SQLSTATE[42S22]: Column not found: 1054 Unknown column 'u.user_id' in 'on clause' (Connection: mysql, SQL: select `u`.*, `uugob`.`user_group_id` from `users` as `u` left join `user_user_groups` as `uugob` on `uugob`.`user_id` = `u`.`user_id` where `u`.`disabled` = 0 and exists (select * from `user_user_groups` as `uug` inner join `user_groups` as `ug` on `uug`.`user_group_id` = `ug`.`user_group_id` where `uug`.`user_id` = `u`.`user_id` and `uug`.`user_group_id` in (3, 5, 53) and COALESCE(ug.context_id, 0) in (1) and (`uug`.`date_start` <= 2026-03-04 04:27:39 or `uug`.`date_start` is null) and (`uug`.`date_end` > 2026-03-04 04:27:39 or `uug`.`date_end` is null) and `ug`.`masthead` = 1 and `uug`.`masthead` = 1) order by FIELD(uugob.user_group_id, 3, 5, 53) ASC, (select CONCAT(COALESCE(us_0_0.setting_value, ''), COALESCE(us_1_0.setting_value, '')) from (select 0) as `placeholder` left join `user_settings` as `us_0_0` on `us_0_0`.`user_id` = `u`.`user_id` and `us_0_0`.`setting_name` = familyName and `us_0_0`.`locale` = en left join `user_settings` as `us_1_0` on `us_1_0`.`user_id` = `u`.`user_id` and `us_1_0`.`setting_name` = givenName and `us_1_0`.`locale` = en) asc) in /home2/suolsxmy/public_html/journals/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php:825 Stack trace: #0 /home2/suolsxmy/public_html/journals/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(779): Illuminate\Database\Connection->runQueryCallback('select `u`.*, `...', Array, Object(Closure)) #1 /home2/suolsxmy/public_html/journals/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(398): Illuminate\Database\Connection->run('select `u`.*, `...', Array, Object(Closure)) #2 /home2/suolsxmy/public_html/journals/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(3106): Illuminate\Database\Connection->select('select `u`.*, `...', Array, true) #3 /home2/suolsxmy/public_html/journals/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(3091): Illuminate\Database\Query\Builder->runSelect() #4 /home2/suolsxmy/public_html/journals/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(3676): Illuminate\Database\Query\Builder->Illuminate\Database\Query\{closure}() #5 /home2/suolsxmy/public_html/journals/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(3090): Illuminate\Database\Query\Builder->onceWithColumns(Array, Object(Closure)) #6 /home2/suolsxmy/public_html/journals/lib/pkp/classes/userGroup/Repository.php(587): Illuminate\Database\Query\Builder->get() #7 /home2/suolsxmy/public_html/journals/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Cache/Repository.php(427): PKP\userGroup\Repository->PKP\userGroup\{closure}() #8 /home2/suolsxmy/public_html/journals/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Cache/CacheManager.php(453): Illuminate\Cache\Repository->remember('PKP\\userGroup\\R...', Object(DateInterval), Object(Closure)) #9 /home2/suolsxmy/public_html/journals/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Support/Facades/Facade.php(361): Illuminate\Cache\CacheManager->__call('remember', Array) #10 /home2/suolsxmy/public_html/journals/lib/pkp/classes/userGroup/Repository.php(564): Illuminate\Support\Facades\Facade::__callStatic('remember', Array) #11 /home2/suolsxmy/public_html/journals/lib/pkp/pages/about/AboutContextHandler.php(99): PKP\userGroup\Repository->getMastheadUserIdsByRoleIds(Array, 1) #12 [internal function]: PKP\pages\about\AboutContextHandler->editorialMasthead(Array, Object(APP\core\Request)) #13 /home2/suolsxmy/public_html/journals/lib/pkp/classes/core/PKPRouter.php(327): call_user_func(Array, Array, Object(APP\core\Request)) #14 /home2/suolsxmy/public_html/journals/lib/pkp/classes/core/PKPPageRouter.php(249): PKP\core\PKPRouter->_authorizeInitializeAndCallRequest(Array, Object(APP\core\Request), Array, false) #15 /home2/suolsxmy/public_html/journals/lib/pkp/classes/core/Dispatcher.php(157): PKP\core\PKPPageRouter->route(Object(APP\core\Request)) #16 /home2/suolsxmy/public_html/journals/lib/pkp/classes/core/PKPApplication.php(429): PKP\core\Dispatcher->dispatch(Object(APP\core\Request)) #17 /home2/suolsxmy/public_html/journals/index.php(21): PKP\core\PKPApplication->execute() #18 {main} thrown in /home2/suolsxmy/public_html/journals/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php on line 825