( ! ) Fatal error: Out of memory (allocated 2883584) (tried to allocate 3072 bytes) in D:\metasoft_cn\wamp\www\ThinkPHP\Library\Think\Db\Driver.class.php on line 92
Call Stack
#	Time	Memory	Function	Location
1	0.0010	244792	{main}( )	..\index.php:0
2	0.0010	294312	require( 'D:\metasoft_cn\wamp\www\ThinkPHP\ThinkPHP.php' )	..\index.php:31
3	0.0029	433968	Think\Think::start( )	..\ThinkPHP.php:96
4	0.0166	1574208	Think\App::run( )	..\Think.class.php:120
5	0.0313	1869000	Think\App::exec( )	..\App.class.php:202
6	0.0313	1869264	controller( )	..\App.class.php:89
7	0.0352	2121056	Think\Controller->__construct( )	..\functions.php:681
8	0.0352	2121720	Home\Common\IController->_initialize( )	..\Controller.class.php:41
9	0.0352	2122216	D( )	..\IController.class.php:9
10	0.0391	2718520	Think\Model->__construct( )	..\functions.php:588
11	0.0391	2718928	Think\Model->db( )	..\Model.class.php:97
12	0.0400	2761328	Think\Db::getInstance( )	..\Model.class.php:1423
13	0.0410	2763544	class_exists ( )	..\Db.class.php:38
14	0.0410	2763856	spl_autoload_call ( )	..\Db.class.php:38
15	0.0410	2763896	Think\Think::autoload( )	..\Db.class.php:0
16	0.0420	2824048	include( 'D:\metasoft_cn\wamp\www\ThinkPHP\Library\Think\Db\Driver\Mysql.class.php' )	..\Think.class.php:168
17	0.0420	2824304	spl_autoload_call ( )	..\Think.class.php:18
18	0.0420	2824336	Think\Think::autoload( )	..\Think.class.php:0