Error Upgrading to OJS 3.4

The issue or problem
Getting Multiple Endless Errors Dusing Upgrade from 3.3.11 to 3.4

Steps I took leading up to the issue

  1. Download the latest OJS 3.4 from website
  2. transfer the public directory and update the config
  3. Try to update the Journal

What application are you using?
OJS 3.3.11

Additional information
Errors occurred during installation:
getting the error
Errors occurred during installation:

  • A database error has occurred: PDOException: SQLSTATE[23000]: Integrity constraint violation: 1062 Duplicate entry ‘PKP\task\ReviewReminder’ for key ‘scheduled_tasks_unique’ in C:\xampp\htdocs\nahje9\lib\pkp\lib\vendor\laravel\framework\src\Illuminate\Database\Connection.php:545 Stack trace: #0 C:\xampp\htdocs\nahje9\lib\pkp\lib\vendor\laravel\framework\src\Illuminate\Database\Connection.php(545): PDOStatement->execute() #1 C:\xampp\htdocs\nahje9\lib\pkp\lib\vendor\laravel\framework\src\Illuminate\Database\Connection.php(753): Illuminate\Database\Connection->Illuminate\Database{closure}(‘UPDATE schedule…’, Array) #2 C:\xampp\htdocs\nahje9\lib\pkp\lib\vendor\laravel\framework\src\Illuminate\Database\Connection.php(720): Illuminate\Database\Connection->runQueryCallback(‘UPDATE schedule…’, Array, Object(Closure)) #3 C:\xampp\htdocs\nahje9\lib\pkp\lib\vendor\laravel\framework\src\Illuminate\Database\Connection.php(534): Illuminate\Database\Connection->run(‘UPDATE schedule…’, Array, Object(Closure)) #4 C:\xampp\htdocs\nahje9\lib\pkp\lib\vendor\laravel\framework\src\Illuminate\Database\DatabaseManager.php(469): Illuminate\Database\Connection->statement(‘UPDATE schedule…’, Array) #5 C:\xampp\htdocs\nahje9\lib\pkp\lib\vendor\laravel\framework\src\Illuminate\Support\Facades\Facade.php(338): Illuminate\Database\DatabaseManager->__call(‘statement’, Array) #6 C:\xampp\htdocs\nahje9\classes\migration\upgrade\v3_4_0\I6091_AddFilterNamespaces.php(73): Illuminate\Support\Facades\Facade::__callStatic(‘statement’, Array) #7 C:\xampp\htdocs\nahje9\lib\pkp\classes\install\Installer.php(463): APP\migration\upgrade\v3_4_0\I6091_AddFilterNamespaces->up() #8 C:\xampp\htdocs\nahje9\lib\pkp\classes\install\Installer.php(294): PKP\install\Installer->executeAction(Array) #9 C:\xampp\htdocs\nahje9\lib\pkp\classes\install\Installer.php(209): PKP\install\Installer->executeInstaller() #10 C:\xampp\htdocs\nahje9\lib\pkp\classes\install\form\UpgradeForm.php(49): PKP\install\Installer->execute() #11 C:\xampp\htdocs\nahje9\lib\pkp\pages\install\InstallHandler.php(148): PKP\install\form\UpgradeForm->execute() #12 [internal function]: PKP\pages\install\InstallHandler->installUpgrade(Array, Object(APP\core\Request)) #13 C:\xampp\htdocs\nahje9\lib\pkp\classes\core\PKPRouter.php(334): call_user_func(Array, Array, Object(APP\core\Request)) #14 C:\xampp\htdocs\nahje9\lib\pkp\classes\core\PKPPageRouter.php(277): PKP\core\PKPRouter->_authorizeInitializeAndCallRequest(Array, Object(APP\core\Request), Array, false) #15 C:\xampp\htdocs\nahje9\lib\pkp\classes\core\Dispatcher.php(165): PKP\core\PKPPageRouter->route(Object(APP\core\Request)) #16 C:\xampp\htdocs\nahje9\lib\pkp\classes\core\PKPApplication.php(388): PKP\core\Dispatcher->dispatch(Object(APP\core\Request)) #17 C:\xampp\htdocs\nahje9\index.php(21): PKP\core\PKPApplication->execute() #18 {main} Next Illuminate\Database\QueryException: SQLSTATE[23000]: Integrity constraint violation: 1062 Duplicate entry ‘PKP\task\ReviewReminder’ for key ‘scheduled_tasks_unique’ (SQL: UPDATE scheduled_tasks SET class_name = PKP\task\ReviewReminder WHERE class_name = lib.pkp.classes.task.ReviewReminder) in C:\xampp\htdocs\nahje9\lib\pkp\lib\vendor\laravel\framework\src\Illuminate\Database\Connection.php:760 Stack trace: #0 C:\xampp\htdocs\nahje9\lib\pkp\lib\vendor\laravel\framework\src\Illuminate\Database\Connection.php(720): Illuminate\Database\Connection->runQueryCallback(‘UPDATE schedule…’, Array, Object(Closure)) #1 C:\xampp\htdocs\nahje9\lib\pkp\lib\vendor\laravel\framework\src\Illuminate\Database\Connection.php(534): Illuminate\Database\Connection->run(‘UPDATE schedule…’, Array, Object(Closure)) #2 C:\xampp\htdocs\nahje9\lib\pkp\lib\vendor\laravel\framework\src\Illuminate\Database\DatabaseManager.php(469): Illuminate\Database\Connection->statement(‘UPDATE schedule…’, Array) #3 C:\xampp\htdocs\nahje9\lib\pkp\lib\vendor\laravel\framework\src\Illuminate\Support\Facades\Facade.php(338): Illuminate\Database\DatabaseManager->__call(‘statement’, Array) #4 C:\xampp\htdocs\nahje9\classes\migration\upgrade\v3_4_0\I6091_AddFilterNamespaces.php(73): Illuminate\Support\Facades\Facade::__callStatic(‘statement’, Array) #5 C:\xampp\htdocs\nahje9\lib\pkp\classes\install\Installer.php(463): APP\migration\upgrade\v3_4_0\I6091_AddFilterNamespaces->up() #6 C:\xampp\htdocs\nahje9\lib\pkp\classes\install\Installer.php(294): PKP\install\Installer->executeAction(Array) #7 C:\xampp\htdocs\nahje9\lib\pkp\classes\install\Installer.php(209): PKP\install\Installer->executeInstaller() #8 C:\xampp\htdocs\nahje9\lib\pkp\classes\install\form\UpgradeForm.php(49): PKP\install\Installer->execute() #9 C:\xampp\htdocs\nahje9\lib\pkp\pages\install\InstallHandler.php(148): PKP\install\form\UpgradeForm->execute() #10 [internal function]: PKP\pages\install\InstallHandler->installUpgrade(Array, Object(APP\core\Request)) #11 C:\xampp\htdocs\nahje9\lib\pkp\classes\core\PKPRouter.php(334): call_user_func(Array, Array, Object(APP\core\Request)) #12 C:\xampp\htdocs\nahje9\lib\pkp\classes\core\PKPPageRouter.php(277): PKP\core\PKPRouter->_authorizeInitializeAndCallRequest(Array, Object(APP\core\Request), Array, false) #13 C:\xampp\htdocs\nahje9\lib\pkp\classes\core\Dispatcher.php(165): PKP\core\PKPPageRouter->route(Object(APP\core\Request)) #14 C:\xampp\htdocs\nahje9\lib\pkp\classes\core\PKPApplication.php(388): PKP\core\Dispatcher->dispatch(Object(APP\core\Request)) #15 C:\xampp\htdocs\nahje9\index.php(21): PKP\core\PKPApplication->execute() #16 {main}