( ! ) Fatal error: Out of memory (allocated 19660800) (tried to allocate 13 bytes) in C:\wamp\www\optica\vendor\doctrine\orm\lib\Doctrine\ORM\Query\AST\SelectStatement.php on line 69
Call Stack
#	Time	Memory	Function	Location
1	0.0004	131936	{main}( )	...\app.php:0
2	0.0181	1526480	Symfony\Component\HttpKernel\Kernel->handle( )	...\app.php:22
3	0.6507	17334616	Symfony\Component\HttpKernel\DependencyInjection\ContainerAwareHttpKernel->handle( )	...\bootstrap.php.cache:2406
4	0.6508	17335560	Symfony\Component\HttpKernel\HttpKernel->handle( )	...\bootstrap.php.cache:3165
5	0.6508	17335808	Symfony\Component\HttpKernel\HttpKernel->handleRaw( )	...\bootstrap.php.cache:3016
6	0.6849	18243048	call_user_func_array:{C:\wamp\www\optica\app\bootstrap.php.cache:3054} ( )	...\bootstrap.php.cache:3054
7	0.6849	18243608	Series\FrontendBundle\Controller\DefaultController->doctoraAction( )	...\bootstrap.php.cache:3054
8	0.7130	18452112	Series\FrontendBundle\Entity\EventRepository->getActiveWeek( )	...\DefaultController.php:167
9	0.7275	18952672	Doctrine\ORM\AbstractQuery->getResult( )	...\EventRepository.php:95
10	0.7275	18952776	Doctrine\ORM\AbstractQuery->execute( )	...\AbstractQuery.php:727
11	0.7275	18952912	Doctrine\ORM\AbstractQuery->executeIgnoreQueryCache( )	...\AbstractQuery.php:924
12	0.7276	18953360	Doctrine\ORM\Query->_doExecute( )	...\AbstractQuery.php:969
13	0.7276	18953608	Doctrine\ORM\Query->_parse( )	...\Query.php:293
14	0.7342	19621872	Doctrine\ORM\Query\Parser->parse( )	...\Query.php:281
15	0.7342	19621976	Doctrine\ORM\Query\Parser->getAST( )	...\Parser.php:351
16	0.7342	19622104	Doctrine\ORM\Query\Parser->QueryLanguage( )	...\Parser.php:268
17	0.7342	19622368	Doctrine\ORM\Query\Parser->SelectStatement( )	...\Parser.php:843
18	0.7342	19622584	spl_autoload_call ( )	...\Parser.php:874
19	0.7342	19622632	Composer\Autoload\ClassLoader->loadClass( )	...\Parser.php:874
20	0.7344	19622776	Composer\Autoload\includeFile( )	...\ClassLoader.php:301