( ! ) Fatal error: Out of memory (allocated 4194304) (tried to allocate 143360 bytes) in C:\wamp64\www\wp-includes\wp-db.php on line 1889
Call Stack
#	Time	Memory	Function	Location
1	0.0002	404880	{main}( )	...\index.php:0
2	0.0003	405168	require( 'C:\wamp64\www\wp-blog-header.php' )	...\index.php:17
3	8.3520	12851392	wp( )	...\wp-blog-header.php:16
4	8.3520	12851416	WP->main( )	...\functions.php:960
5	8.3539	12926232	WP->query_posts( )	...\class-wp.php:717
6	8.3539	12926280	WP_Query->query( )	...\class-wp.php:601
7	8.3539	12926224	WP_Query->get_posts( )	...\class-wp-query.php:3251
8	8.3541	12930216	do_action_ref_array( )	...\class-wp-query.php:1641
9	8.3541	12930216	WP_Hook->do_action( )	...\plugin.php:515
10	8.3541	12930216	WP_Hook->apply_filters( )	...\class-wp-hook.php:310
11	8.3550	12939896	um\core\Access->exclude_posts( )	...\class-wp-hook.php:286
12	8.3551	12939896	um\core\Access->exclude_posts_array( )	...\class-access.php:461
13	8.5143	21328872	um\core\Access->is_restricted( )	...\class-access.php:317
14	8.5150	21317280	um\core\Access->get_post_privacy_settings( )	...\class-access.php:2089
15	8.5151	21317728	um_is_core_post( )	...\class-access.php:1874
16	8.5151	21317768	get_post_meta( )	...\um-short-functions.php:1288
17	8.5151	21317768	get_metadata( )	...\post.php:1929
18	8.5151	21318144	update_meta_cache( )	...\meta.php:500
19	8.5152	21318752	wpdb->get_results( )	...\meta.php:831
20	8.5152	21318816	wpdb->query( )	...\wp-db.php:2488
21	8.5173	22038000	mysqli_fetch_object ( )	...\wp-db.php:1889