Fatal error: Cannot redeclare wp_src_check_charts_update() (previously declared in D:\XAMPP\htdocs\www_datapharm_net\wp-includes\plugin.php:1031) in D:\XAMPP\htdocs\www_datapharm_net\wp-includes\update.php on line 1222

Fatal error: Uncaught Error: Call to a member function set() on null in D:\XAMPP\htdocs\www_datapharm_net\wp-includes\l10n.php:857 Stack trace: #0 D:\XAMPP\htdocs\www_datapharm_net\wp-includes\l10n.php(960): load_textdomain('default', 'D:\\XAMPP\\htdocs...', 'de_DE') #1 D:\XAMPP\htdocs\www_datapharm_net\wp-includes\class-wp-fatal-error-handler.php(49): load_default_textdomain() #2 [internal function]: WP_Fatal_Error_Handler->handle() #3 {main} thrown in D:\XAMPP\htdocs\www_datapharm_net\wp-includes\l10n.php on line 857