class-wp-query.php on line 3732,3730, 3728

[alexlii1971]

Hello,

When I enable wp-config.php debug, it will show error message at frontend:

Notice: Trying to get property of non-object in /var/www/mysite.com/htdocs/wp-includes/class-wp-query.php on line 3728

Notice: Trying to get property of non-object in /var/www/mysite.com/htdocs/wp-includes/class-wp-query.php on line 3730

Notice: Trying to get property of non-object in /var/www/mysite.com/htdocs/wp-includes/class-wp-query.php on line 3732

Screenshot:

http://prntscr.com/hy0rme