JDatabaseExceptionExecuting: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near '' at line 4 in [ROOT]/libraries/joomla/database/driver/mysqli.php:668 Stack trace: #0 [ROOT]/components/com_schoolmanagement/models/employee.php(90): JDatabaseDriverMysqli->execute() #1 [ROOT]/components/com_schoolmanagement/views/employee/view.html.php(32): SchoolmanagementModelEmployee->getItem() #2 [ROOT]/libraries/src/MVC/Controller/BaseController.php(664): SchoolmanagementViewEmployee->display() #3 [ROOT]/libraries/src/MVC/Controller/BaseController.php(702): Joomla\CMS\MVC\Controller\BaseController->display() #4 [ROOT]/components/com_schoolmanagement/schoolmanagement.php(18): Joomla\CMS\MVC\Controller\BaseController->execute('') #5 [ROOT]/libraries/src/Component/ComponentHelper.php(402): require_once('[ROOT]/comp...') #6 [ROOT]/libraries/src/Component/ComponentHelper.php(377): Joomla\CMS\Component\ComponentHelper::executeComponent('[ROOT]/comp...') #7 [ROOT]/libraries/src/Application/SiteApplication.php(194): Joomla\CMS\Component\ComponentHelper::renderComponent('com_schoolmanag...') #8 [ROOT]/libraries/src/Application/SiteApplication.php(233): Joomla\CMS\Application\SiteApplication->dispatch() #9 [ROOT]/libraries/src/Application/CMSApplication.php(225): Joomla\CMS\Application\SiteApplication->doExecute() #10 [ROOT]/index.php(49): Joomla\CMS\Application\CMSApplication->execute() #11 {main}