( ! ) Fatal error: Out of memory (allocated 19922944) (tried to allocate 28672 bytes) in C:\wamp\www\optica\vendor\doctrine\orm\lib\Doctrine\ORM\Query\SqlWalker.php on line 975
Call Stack
#	Time	Memory	Function	Location
1	0.0003	131936	{main}( )	...\app.php:0
2	0.0147	1526480	Symfony\Component\HttpKernel\Kernel->handle( )	...\app.php:22
3	0.4013	17334616	Symfony\Component\HttpKernel\DependencyInjection\ContainerAwareHttpKernel->handle( )	...\bootstrap.php.cache:2406
4	0.4013	17335560	Symfony\Component\HttpKernel\HttpKernel->handle( )	...\bootstrap.php.cache:3165
5	0.4014	17335808	Symfony\Component\HttpKernel\HttpKernel->handleRaw( )	...\bootstrap.php.cache:3016
6	0.4378	18243024	call_user_func_array:{C:\wamp\www\optica\app\bootstrap.php.cache:3054} ( )	...\bootstrap.php.cache:3054
7	0.4378	18243408	Series\FrontendBundle\Controller\DefaultController->cotxeAction( )	...\bootstrap.php.cache:3054
8	0.4753	18451888	Series\FrontendBundle\Entity\EventRepository->getActiveWeek( )	...\DefaultController.php:100
9	0.4875	18952448	Doctrine\ORM\AbstractQuery->getResult( )	...\EventRepository.php:95
10	0.4875	18952552	Doctrine\ORM\AbstractQuery->execute( )	...\AbstractQuery.php:727
11	0.4875	18952688	Doctrine\ORM\AbstractQuery->executeIgnoreQueryCache( )	...\AbstractQuery.php:924
12	0.4875	18953136	Doctrine\ORM\Query->_doExecute( )	...\AbstractQuery.php:969
13	0.4875	18953384	Doctrine\ORM\Query->_parse( )	...\Query.php:293
14	0.4946	19621592	Doctrine\ORM\Query\Parser->parse( )	...\Query.php:281
15	0.5076	19727080	spl_autoload_call ( )	...\Query.php:387
16	0.5076	19727120	Composer\Autoload\ClassLoader->loadClass( )	...\Query.php:387
17	0.5078	19727248	Composer\Autoload\includeFile( )	...\ClassLoader.php:301