Fatal error: Out of memory (allocated 2097152) (tried to allocate 299008 bytes) in D:\phpstudy_pro\WWW\wp-includes\l10n\class-wp-translation-file-mo.php on line 93

Fatal error: Uncaught Error: Call to undefined function wp_cache_get() in D:\phpstudy_pro\WWW\wp-includes\option.php:621 Stack trace: #0 D:\phpstudy_pro\WWW\wp-includes\option.php(164): wp_load_alloptions() #1 D:\phpstudy_pro\WWW\wp-includes\l10n.php(63): get_option('WPLANG') #2 D:\phpstudy_pro\WWW\wp-includes\l10n.php(166): get_locale() #3 D:\phpstudy_pro\WWW\wp-includes\l10n.php(954): determine_locale() #4 D:\phpstudy_pro\WWW\wp-includes\class-wp-fatal-error-handler.php(49): load_default_textdomain() #5 [internal function]: WP_Fatal_Error_Handler->handle() #6 {main} thrown in D:\phpstudy_pro\WWW\wp-includes\option.php on line 621