Fatal error: Uncaught PDOException: SQLSTATE[HY000]: General error: 1615 Prepared statement needs to be re-prepared in /var/www/vst/ojs-3.5.0-1/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php:479 Stack trace: #0 /var/www/vst/ojs-3.5.0-1/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(479): PDOStatement->execute() #1 /var/www/vst/ojs-3.5.0-1/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(812): Illuminate\Database\Connection->Illuminate\Database\{closure}() #2 /var/www/vst/ojs-3.5.0-1/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(779): Illuminate\Database\Connection->runQueryCallback() #3 /var/www/vst/ojs-3.5.0-1/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(461): Illuminate\Database\Connection->run() #4 [internal function]: Illuminate\Database\Connection->cursor() #5 /var/www/vst/ojs-3.5.0-1/lib/pkp/classes/site/VersionDAO.php(43): Generator->current() #6 /var/www/vst/ojs-3.5.0-1/lib/pkp/classes/core/PKPApplication.php(248): PKP\site\VersionDAO->getCurrentVersion() #7 /var/www/vst/ojs-3.5.0-1/classes/core/Application.php(47): PKP\core\PKPApplication->__construct() #8 /var/www/vst/ojs-3.5.0-1/lib/pkp/includes/bootstrap.php(37): APP\core\Application->__construct() #9 /var/www/vst/ojs-3.5.0-1/00.php(18): require_once('...') #10 /var/www/vst/ojs-3.5.0-1/index.php(14): include('...') #11 {main} Next Illuminate\Database\QueryException: SQLSTATE[HY000]: General error: 1615 Prepared statement needs to be re-prepared (Connection: mysql, SQL: SELECT * FROM versions WHERE current = 1 AND product_type = core AND product = ojs2) in /var/www/vst/ojs-3.5.0-1/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php:825 Stack trace: #0 /var/www/vst/ojs-3.5.0-1/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(779): Illuminate\Database\Connection->runQueryCallback() #1 /var/www/vst/ojs-3.5.0-1/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(461): Illuminate\Database\Connection->run() #2 [internal function]: Illuminate\Database\Connection->cursor() #3 /var/www/vst/ojs-3.5.0-1/lib/pkp/classes/site/VersionDAO.php(43): Generator->current() #4 /var/www/vst/ojs-3.5.0-1/lib/pkp/classes/core/PKPApplication.php(248): PKP\site\VersionDAO->getCurrentVersion() #5 /var/www/vst/ojs-3.5.0-1/classes/core/Application.php(47): PKP\core\PKPApplication->__construct() #6 /var/www/vst/ojs-3.5.0-1/lib/pkp/includes/bootstrap.php(37): APP\core\Application->__construct() #7 /var/www/vst/ojs-3.5.0-1/00.php(18): require_once('...') #8 /var/www/vst/ojs-3.5.0-1/index.php(14): include('...') #9 {main} thrown in /var/www/vst/ojs-3.5.0-1/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php on line 825

Fatal error: Uncaught PDOException: SQLSTATE[HY000]: General error: 1615 Prepared statement needs to be re-prepared in /var/www/vst/ojs-3.5.0-1/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php:412 Stack trace: #0 /var/www/vst/ojs-3.5.0-1/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(412): PDOStatement->execute() #1 /var/www/vst/ojs-3.5.0-1/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(812): Illuminate\Database\Connection->Illuminate\Database\{closure}() #2 /var/www/vst/ojs-3.5.0-1/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(779): Illuminate\Database\Connection->runQueryCallback() #3 /var/www/vst/ojs-3.5.0-1/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(398): Illuminate\Database\Connection->run() #4 /var/www/vst/ojs-3.5.0-1/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(3106): Illuminate\Database\Connection->select() #5 /var/www/vst/ojs-3.5.0-1/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(3091): Illuminate\Database\Query\Builder->runSelect() #6 /var/www/vst/ojs-3.5.0-1/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(3676): Illuminate\Database\Query\Builder->Illuminate\Database\Query\{closure}() #7 /var/www/vst/ojs-3.5.0-1/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(3090): Illuminate\Database\Query\Builder->onceWithColumns() #8 /var/www/vst/ojs-3.5.0-1/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Concerns/BuildsQueries.php(343): Illuminate\Database\Query\Builder->get() #9 /var/www/vst/ojs-3.5.0-1/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(3013): Illuminate\Database\Query\Builder->first() #10 /var/www/vst/ojs-3.5.0-1/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Session/DatabaseSessionHandler.php(97): Illuminate\Database\Query\Builder->find() #11 /var/www/vst/ojs-3.5.0-1/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Session/DatabaseSessionHandler.php(136): Illuminate\Session\DatabaseSessionHandler->read() #12 /var/www/vst/ojs-3.5.0-1/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Session/Store.php(176): Illuminate\Session\DatabaseSessionHandler->write() #13 /var/www/vst/ojs-3.5.0-1/lib/pkp/classes/core/PKPSessionServiceProvider.php(38): Illuminate\Session\Store->save() #14 [internal function]: PKP\core\PKPSessionServiceProvider->PKP\core\{closure}() #15 {main} Next Illuminate\Database\QueryException: SQLSTATE[HY000]: General error: 1615 Prepared statement needs to be re-prepared (Connection: mysql, SQL: select * from `sessions` where `id` = YGGKmiECWhAgjRlVG9kQsKr9vOEzIwRWNcyebG8Y limit 1) in /var/www/vst/ojs-3.5.0-1/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php:825 Stack trace: #0 /var/www/vst/ojs-3.5.0-1/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(779): Illuminate\Database\Connection->runQueryCallback() #1 /var/www/vst/ojs-3.5.0-1/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(398): Illuminate\Database\Connection->run() #2 /var/www/vst/ojs-3.5.0-1/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(3106): Illuminate\Database\Connection->select() #3 /var/www/vst/ojs-3.5.0-1/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(3091): Illuminate\Database\Query\Builder->runSelect() #4 /var/www/vst/ojs-3.5.0-1/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(3676): Illuminate\Database\Query\Builder->Illuminate\Database\Query\{closure}() #5 /var/www/vst/ojs-3.5.0-1/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(3090): Illuminate\Database\Query\Builder->onceWithColumns() #6 /var/www/vst/ojs-3.5.0-1/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Concerns/BuildsQueries.php(343): Illuminate\Database\Query\Builder->get() #7 /var/www/vst/ojs-3.5.0-1/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(3013): Illuminate\Database\Query\Builder->first() #8 /var/www/vst/ojs-3.5.0-1/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Session/DatabaseSessionHandler.php(97): Illuminate\Database\Query\Builder->find() #9 /var/www/vst/ojs-3.5.0-1/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Session/DatabaseSessionHandler.php(136): Illuminate\Session\DatabaseSessionHandler->read() #10 /var/www/vst/ojs-3.5.0-1/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Session/Store.php(176): Illuminate\Session\DatabaseSessionHandler->write() #11 /var/www/vst/ojs-3.5.0-1/lib/pkp/classes/core/PKPSessionServiceProvider.php(38): Illuminate\Session\Store->save() #12 [internal function]: PKP\core\PKPSessionServiceProvider->PKP\core\{closure}() #13 {main} thrown in /var/www/vst/ojs-3.5.0-1/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php on line 825