mysqli_sql_exception Error

HTTP 500 Whoops, looks like something went wrong.

mysqli object is not fully initialized

Exceptions 2

Error

require_once('/mnt/web204/d1/75/51359075/htdocs/STRATO-apps/joomla_01/app/includes/app.php') in /mnt/web204/d1/75/51359075/htdocs/STRATO-apps/joomla_01/app/index.php (line 32)

    mysqli_sql_exception

    Access denied for user 'dbu3873765'@'swh-live-web102.swh.1u1.it' (using password: YES)

    DatabaseHandler->open()
    require_once('/mnt/web204/d1/75/51359075/htdocs/STRATO-apps/joomla_01/app/includes/app.php') in /mnt/web204/d1/75/51359075/htdocs/STRATO-apps/joomla_01/app/index.php (line 32)

      Stack Traces 2

      [2/2] Error
      Error:
      mysqli object is not fully initialized
      
        at /mnt/web204/d1/75/51359075/htdocs/STRATO-apps/joomla_01/app/libraries/vendor/joomla/database/src/Mysqli/MysqliStatement.php:138
        at mysqli->prepare()
           (/mnt/web204/d1/75/51359075/htdocs/STRATO-apps/joomla_01/app/libraries/vendor/joomla/database/src/Mysqli/MysqliStatement.php:138)
        at Joomla\Database\Mysqli\MysqliStatement->__construct()
           (/mnt/web204/d1/75/51359075/htdocs/STRATO-apps/joomla_01/app/libraries/vendor/joomla/database/src/Mysqli/MysqliDriver.php:1020)
        at Joomla\Database\Mysqli\MysqliDriver->prepareStatement()
           (/mnt/web204/d1/75/51359075/htdocs/STRATO-apps/joomla_01/app/libraries/vendor/joomla/database/src/DatabaseDriver.php:1785)
        at Joomla\Database\DatabaseDriver->setQuery()
           (/mnt/web204/d1/75/51359075/htdocs/STRATO-apps/joomla_01/app/libraries/src/Menu/SiteMenu.php:166)
        at Joomla\CMS\Menu\SiteMenu->Joomla\CMS\Menu\{closure}()
           (/mnt/web204/d1/75/51359075/htdocs/STRATO-apps/joomla_01/app/libraries/src/Cache/Controller/CallbackController.php:51)
        at Joomla\CMS\Cache\Controller\CallbackController->get()
           (/mnt/web204/d1/75/51359075/htdocs/STRATO-apps/joomla_01/app/libraries/src/Menu/SiteMenu.php:179)
        at Joomla\CMS\Menu\SiteMenu->load()
           (/mnt/web204/d1/75/51359075/htdocs/STRATO-apps/joomla_01/app/libraries/src/Menu/AbstractMenu.php:333)
        at Joomla\CMS\Menu\AbstractMenu->getMenu()
           (/mnt/web204/d1/75/51359075/htdocs/STRATO-apps/joomla_01/app/libraries/src/Menu/AbstractMenu.php:164)
        at Joomla\CMS\Menu\AbstractMenu->getItem()
           (/mnt/web204/d1/75/51359075/htdocs/STRATO-apps/joomla_01/app/libraries/src/Application/SiteApplication.php:434)
        at Joomla\CMS\Application\SiteApplication->getTemplate()
           (/mnt/web204/d1/75/51359075/htdocs/STRATO-apps/joomla_01/app/libraries/src/Error/Renderer/HtmlRenderer.php:50)
        at Joomla\CMS\Error\Renderer\HtmlRenderer->render()
           (/mnt/web204/d1/75/51359075/htdocs/STRATO-apps/joomla_01/app/libraries/src/Exception/ExceptionHandler.php:136)
        at Joomla\CMS\Exception\ExceptionHandler::render()
           (/mnt/web204/d1/75/51359075/htdocs/STRATO-apps/joomla_01/app/libraries/src/Exception/ExceptionHandler.php:73)
        at Joomla\CMS\Exception\ExceptionHandler::handleException()
           (/mnt/web204/d1/75/51359075/htdocs/STRATO-apps/joomla_01/app/libraries/src/Application/CMSApplication.php:336)
        at Joomla\CMS\Application\CMSApplication->execute()
           (/mnt/web204/d1/75/51359075/htdocs/STRATO-apps/joomla_01/app/includes/app.php:58)
        at require_once('/mnt/web204/d1/75/51359075/htdocs/STRATO-apps/joomla_01/app/includes/app.php')
           (/mnt/web204/d1/75/51359075/htdocs/STRATO-apps/joomla_01/app/index.php:32)                
      [1/2] mysqli_sql_exception
      mysqli_sql_exception:
      Access denied for user 'dbu3873765'@'swh-live-web102.swh.1u1.it' (using password: YES)
      
        at /mnt/web204/d1/75/51359075/htdocs/STRATO-apps/joomla_01/app/libraries/vendor/joomla/database/src/Mysqli/MysqliDriver.php:285
        at mysqli->real_connect()
           (/mnt/web204/d1/75/51359075/htdocs/STRATO-apps/joomla_01/app/libraries/vendor/joomla/database/src/Mysqli/MysqliDriver.php:285)
        at Joomla\Database\Mysqli\MysqliDriver->connect()
           (/mnt/web204/d1/75/51359075/htdocs/STRATO-apps/joomla_01/app/libraries/vendor/joomla/session/src/Handler/DatabaseHandler.php:223)
        at Joomla\Session\Handler\DatabaseHandler->open()
        at session_start()
           (/mnt/web204/d1/75/51359075/htdocs/STRATO-apps/joomla_01/app/libraries/vendor/joomla/session/src/Storage/NativeStorage.php:459)
        at Joomla\Session\Storage\NativeStorage->start()
           (/mnt/web204/d1/75/51359075/htdocs/STRATO-apps/joomla_01/app/libraries/src/Session/Storage/JoomlaStorage.php:313)
        at Joomla\CMS\Session\Storage\JoomlaStorage->start()
           (/mnt/web204/d1/75/51359075/htdocs/STRATO-apps/joomla_01/app/libraries/vendor/joomla/session/src/Session.php:396)
        at Joomla\Session\Session->start()
           (/mnt/web204/d1/75/51359075/htdocs/STRATO-apps/joomla_01/app/libraries/vendor/joomla/session/src/Session.php:327)
        at Joomla\Session\Session->has()
           (/mnt/web204/d1/75/51359075/htdocs/STRATO-apps/joomla_01/app/libraries/src/Session/Session.php:194)
        at Joomla\CMS\Session\Session->get()
           (/mnt/web204/d1/75/51359075/htdocs/STRATO-apps/joomla_01/app/libraries/src/Factory.php:372)
        at Joomla\CMS\Factory::getUser()
           (/mnt/web204/d1/75/51359075/htdocs/STRATO-apps/joomla_01/app/libraries/src/Application/SiteApplication.php:570)
        at Joomla\CMS\Application\SiteApplication->initialiseApp()
           (/mnt/web204/d1/75/51359075/htdocs/STRATO-apps/joomla_01/app/libraries/src/Application/SiteApplication.php:238)
        at Joomla\CMS\Application\SiteApplication->doExecute()
           (/mnt/web204/d1/75/51359075/htdocs/STRATO-apps/joomla_01/app/libraries/src/Application/CMSApplication.php:306)
        at Joomla\CMS\Application\CMSApplication->execute()
           (/mnt/web204/d1/75/51359075/htdocs/STRATO-apps/joomla_01/app/includes/app.php:58)
        at require_once('/mnt/web204/d1/75/51359075/htdocs/STRATO-apps/joomla_01/app/includes/app.php')
           (/mnt/web204/d1/75/51359075/htdocs/STRATO-apps/joomla_01/app/index.php:32)