( ! ) Fatal error: Out of memory (allocated 2097152) (tried to allocate 1052672 bytes) in C:\wamp64\www\moodle\cache\stores\file\lib.php on line 440
Call Stack
#	Time	Memory	Function	Location
1	0.0002	362784	{main}( )	...\index.php:0
2	0.0002	363384	require_once( 'C:\wamp64\www\moodle\config.php )	...\index.php:26
3	0.0003	372568	require_once( 'C:\wamp64\www\moodle\lib\setup.php )	...\config.php:27
4	0.0159	1334744	core\session\manager::start( )	...\setup.php:842
5	0.0159	1336328	core\session\manager::start_session( $requireslock = TRUE )	...\manager.php:139
6	5.5081	5897968	core\session\manager::initialise_user_session( $newsid = FALSE )	...\manager.php:165
7	5.5081	5898344	moodle_database->get_record( $table = 'sessions', $conditions = ['sid' => 'fk8f3fsdh9febc64v6n5jfhisv'], $fields = 'id, sid, state, userid, lastip, timecreated, timemodified', $strictness = ??? )	...\manager.php:425
8	5.5081	5898344	moodle_database->where_clause( $table = 'sessions', $conditions = ['sid' => 'fk8f3fsdh9febc64v6n5jfhisv'] )	...\moodle_database.php:1629
9	5.5081	5898344	moodle_database->get_columns( $table = 'sessions', $usecache = ??? )	...\moodle_database.php:670
10	5.5081	5898344	cache->get( $key = 'sessions', $strictness = ??? )	...\moodle_database.php:1168
11	5.5081	5898344	cache_application->get_implementation( $key = 'sessions', $requiredversion = -1, $strictness = 0, $actualversion = ??? )	...\loaders.php:405
12	5.5081	5898376	cache->get_implementation( $key = 'sessions', $requiredversion = -1, $strictness = 0, $actualversion = NULL )	...\loaders.php:1860
13	5.5082	5898456	cachestore_file->get( $key = '042b520ce5c87d0e54cba5d675c9e676ffb4e278' )	...\loaders.php:507
14	5.5085	5899264	fread( $fp = resource(7) of type (stream), $length = 1048576 )	...\lib.php:440