Fatal error: Uncaught TypeError: array_merge(): Argument #1 must be of type array, string given in /customers/1/e/c/pranichealinginireland.com/httpd.www/ph_ire/wp-content/plugins/woocommerce-memberships/includes/Restrictions/Posts.php:810
Stack trace:
#0 /customers/1/e/c/pranichealinginireland.com/httpd.www/ph_ire/wp-content/plugins/woocommerce-memberships/includes/Restrictions/Posts.php(810): array_merge('', Array)
#1 /customers/1/e/c/pranichealinginireland.com/httpd.www/ph_ire/wp-includes/class-wp-hook.php(307): SkyVerge\WooCommerce\Memberships\Restrictions\Posts->exclude_restricted_posts(Object(WP_Query))
#2 /customers/1/e/c/pranichealinginireland.com/httpd.www/ph_ire/wp-includes/class-wp-hook.php(331): WP_Hook->apply_filters(Object(WP_Query), Array)
#3 /customers/1/e/c/pranichealinginireland.com/httpd.www/ph_ire/wp-includes/plugin.php(522): WP_Hook->do_action(Array)
#4 /customers/1/e/c/pranichealinginireland.com/httpd.www/ph_ire/wp-includes/class-wp-query.php(1816): do_action_ref_array('pre_get_posts', Array)
#5 /customers/1/e/c/pranichealinginireland.com/httpd.www/ph_ire/wp-includes/class-wp-query.php(3568): WP_Query->get_posts()
#6 /customers/1/e/c/pranichealinginireland.com/httpd.www/ph_ire/wp-includes/class-wp.php(637): WP_Query->query(Array)
#7 /customers/1/e/c/pranichealinginireland.com/httpd.www/ph_ire/wp-includes/class-wp.php(760): WP->query_posts()
#8 /customers/1/e/c/pranichealinginireland.com/httpd.www/ph_ire/wp-includes/functions.php(1310): WP->main('')
#9 /customers/1/e/c/pranichealinginireland.com/httpd.www/ph_ire/wp-blog-header.php(16): wp()
#10 /customers/1/e/c/pranichealinginireland.com/httpd.www/ph_ire/index.php(17): require('/customers/1/e/...')
#11 {main}
thrown in /customers/1/e/c/pranichealinginireland.com/httpd.www/ph_ire/wp-content/plugins/woocommerce-memberships/includes/Restrictions/Posts.php on line 810