( ! ) Fatal error: Out of memory (allocated 4194304) (tried to allocate 98304 bytes) in C:\wamp64\www\wp-includes\wp-db.php on line 1999
Call Stack
#	Time	Memory	Function	Location
1	0.0001	421896	{main}( )	...\index.php:0
2	0.0003	422168	require( 'C:\wamp64\www\wp-blog-header.php' )	...\index.php:17
3	0.0003	422520	require_once( 'C:\wamp64\www\wp-load.php' )	...\wp-blog-header.php:13
4	0.0004	423208	require_once( 'C:\wamp64\www\wp-config.php' )	...\wp-load.php:37
5	0.0005	424480	require_once( 'C:\wamp64\www\wp-settings.php' )	...\wp-config.php:93
6	0.1095	2216176	wp_plugin_directory_constants( )	...\wp-settings.php:302
7	0.1095	2216176	get_option( )	...\default-constants.php:156
8	0.1100	2217560	wp_load_alloptions( )	...\option.php:116
9	0.1913	2217656	W3TC\DbCache_WpdbNew->get_results( )	...\option.php:237
10	0.1914	2217784	W3TC\DbCache_WpdbNew->query( )	...\wp-db.php:2673
11	0.1914	2217784	W3TC\DbCache_WpdbInjection_QueryCaching->query( )	...\DbCache_WpdbNew.php:119
12	0.1915	2217808	W3TC\_CallUnderlying->query( )	...\DbCache_WpdbInjection_QueryCaching.php:161
13	0.1915	2217808	W3TC\DbCache_WpdbNew->query( )	...\DbCache_WpdbNew.php:393
14	0.1915	2217808	W3TC\DbCache_WpdbInjection->query( )	...\DbCache_WpdbNew.php:119
15	0.1915	2217808	W3TC\DbCache_WpdbNew->default_query( )	...\DbCache_WpdbInjection.php:54
16	0.1915	2217808	W3TC\DbCache_WpdbNew->query( )	...\DbCache_WpdbNew.php:232
17	0.2261	20529472	mysqli_fetch_object ( )	...\wp-db.php:1999