Fatal error: Out of memory (allocated 6291456) (tried to allocate 4096 bytes) in C:\xampp\htdocs\libguide\wp-includes\taxonomy.php on line 4801

Fatal error: Uncaught Error: Call to a member function set() on null in C:\xampp\htdocs\libguide\wp-includes\l10n.php:854 Stack trace: #0 C:\xampp\htdocs\libguide\wp-includes\l10n.php(957): load_textdomain('default', 'C:\\xampp\\htdocs...', 'vi') #1 C:\xampp\htdocs\libguide\wp-includes\class-wp-fatal-error-handler.php(49): load_default_textdomain() #2 [internal function]: WP_Fatal_Error_Handler->handle() #3 {main} thrown in C:\xampp\htdocs\libguide\wp-includes\l10n.php on line 854