Slim Application Error

The application could not run because of the following error:

Details

Type: Doctrine\DBAL\Exception
Message: The options 'driver' or 'driverClass' are mandatory if no PDO instance is given to DriverManager::getConnection().
File: C:\htdocs\BILOOP\web\vendor\doctrine\dbal\lib\Doctrine\DBAL\DBALException.php
Line: 126

Trace

#0 C:\htdocs\BILOOP\web\vendor\doctrine\dbal\lib\Doctrine\DBAL\DriverManager.php(304): Doctrine\DBAL\DBALException::driverRequired()
#1 C:\htdocs\BILOOP\web\vendor\doctrine\dbal\lib\Doctrine\DBAL\DriverManager.php(250): Doctrine\DBAL\DriverManager::createDriver()
#2 C:\htdocs\BILOOP\web\vendor\doctrine\orm\lib\Doctrine\ORM\EntityManager.php(868): Doctrine\DBAL\DriverManager::getConnection()
#3 C:\htdocs\BILOOP\web\vendor\doctrine\orm\lib\Doctrine\ORM\EntityManager.php(848): Doctrine\ORM\EntityManager::createConnection()
#4 C:\htdocs\BILOOP\web\config\services\core.php(249): Doctrine\ORM\EntityManager::create()
#5 [internal function]: DI\Definition\Source\DefinitionFile->{closure}()
#6 C:\htdocs\BILOOP\web\vendor\php-di\invoker\src\Invoker.php(74): call_user_func_array()
#7 C:\htdocs\BILOOP\web\vendor\php-di\php-di\src\Definition\Resolver\FactoryResolver.php(80): Invoker\Invoker->call()
#8 C:\htdocs\BILOOP\web\vendor\php-di\php-di\src\Definition\Resolver\ResolverDispatcher.php(71): DI\Definition\Resolver\FactoryResolver->resolve()
#9 C:\htdocs\BILOOP\web\vendor\php-di\php-di\src\Container.php(390): DI\Definition\Resolver\ResolverDispatcher->resolve()
#10 C:\htdocs\BILOOP\web\vendor\php-di\php-di\src\Container.php(139): DI\Container->resolveDefinition()
#11 C:\htdocs\BILOOP\web\vendor\php-di\php-di\src\Definition\Reference.php(53): DI\Container->get()
#12 C:\htdocs\BILOOP\web\vendor\php-di\php-di\src\Definition\Resolver\ResolverDispatcher.php(66): DI\Definition\Reference->resolve()
#13 C:\htdocs\BILOOP\web\vendor\php-di\php-di\src\Definition\Resolver\ParameterResolver.php(78): DI\Definition\Resolver\ResolverDispatcher->resolve()
#14 C:\htdocs\BILOOP\web\vendor\php-di\php-di\src\Definition\Resolver\ObjectCreator.php(138): DI\Definition\Resolver\ParameterResolver->resolveParameters()
#15 C:\htdocs\BILOOP\web\vendor\php-di\php-di\src\Definition\Resolver\ObjectCreator.php(71): DI\Definition\Resolver\ObjectCreator->createInstance()
#16 C:\htdocs\BILOOP\web\vendor\php-di\php-di\src\Definition\Resolver\ResolverDispatcher.php(71): DI\Definition\Resolver\ObjectCreator->resolve()
#17 C:\htdocs\BILOOP\web\vendor\php-di\php-di\src\Container.php(390): DI\Definition\Resolver\ResolverDispatcher->resolve()
#18 C:\htdocs\BILOOP\web\vendor\php-di\php-di\src\Container.php(139): DI\Container->resolveDefinition()
#19 C:\htdocs\BILOOP\web\helpers\app.php(12): DI\Container->get()
#20 C:\htdocs\BILOOP\web\src\UseCases\ERPLoop.php(116): app()
#21 C:\htdocs\BILOOP\web\src\View.php(62): App\UseCases\ERPLoop::getErpPermit()
#22 C:\htdocs\BILOOP\web\src\Controller.php(201): App\View->render()
#23 C:\htdocs\BILOOP\web\src\Frontend\SUITELOOP\Login\Controller.php(409): App\Controller->render()
#24 [internal function]: App\Frontend\SUITELOOP\Login\Controller->getForgotPassword()
#25 C:\htdocs\BILOOP\web\vendor\php-di\invoker\src\Invoker.php(74): call_user_func_array()
#26 C:\htdocs\BILOOP\web\vendor\php-di\slim-bridge\src\ControllerInvoker.php(50): Invoker\Invoker->call()
#27 C:\htdocs\BILOOP\web\vendor\slim\slim\Slim\Route.php(356): DI\Bridge\Slim\ControllerInvoker->__invoke()
#28 C:\htdocs\BILOOP\web\vendor\slim\slim\Slim\MiddlewareAwareTrait.php(117): Slim\Route->__invoke()
#29 C:\htdocs\BILOOP\web\vendor\slim\slim\Slim\Route.php(334): Slim\Route->callMiddlewareStack()
#30 C:\htdocs\BILOOP\web\vendor\slim\slim\Slim\App.php(515): Slim\Route->run()
#31 C:\htdocs\BILOOP\web\vendor\slim\slim\Slim\MiddlewareAwareTrait.php(117): Slim\App->__invoke()
#32 C:\htdocs\BILOOP\web\vendor\slim\slim\Slim\App.php(405): Slim\App->callMiddlewareStack()
#33 C:\htdocs\BILOOP\web\vendor\slim\slim\Slim\App.php(313): Slim\App->process()
#34 C:\htdocs\BILOOP\web\public\index.php(123): Slim\App->run()
#35 {main}