Fatal error: Out of memory (allocated 4194304) (tried to allocate 45056 bytes) in C:\xampp\htdocs\kpmm\wp-includes\wp-db.php on line 2022

Fatal error: Out of memory (allocated 4194304) (tried to allocate 45056 bytes) in C:\xampp\htdocs\kpmm\wp-includes\wp-db.php on line 2022