i just did a backup, and when i tried to log in the website (/wp-admin) this error appears:

Warning: require(/htdocs/wp-includes/version.php): Failed to open stream: No such file or directory in /htdocs/wp-settings.php on line 33

Fatal error: Uncaught Error: Failed opening required '/htdocs/wp-includes/version.php' (include_path='.:/usr/share/php') in /htdocs/wp-settings.php:33 Stack trace: #0 /htdocs/wp-config.php(86): require_once() #1 /htdocs/wp-load.php(50): require_once('/htdocs/wp-conf...') #2 /htdocs/wp-admin/admin.php(34): require_once('/htdocs/wp-load...') #3 /htdocs/wp-admin/index.php(10): require_once('/htdocs/wp-admi...') #4 {main} thrown in /htdocs/wp-settings.php on line 33 for more info this is my website: https://sg-plombier.be/

i don't know what to do now.

CodePudding user response：

Please check if the file exists on the location, if exists then check the file and folder permission.

CodePudding user response：

The file exist o the location, and for the update, I just upload the file (version.php) to the latest version of WordPress. And then these errors appears now:

Fatal error: Uncaught Error: Call to undefined function wp_cache_get() in /htdocs/wp-includes/option.php:165 Stack trace: #0 /htdocs/wp-includes/l10n.php(63): get_option('WPLANG') #1 /htdocs/wp-includes/l10n.php(139): get_locale() #2 /htdocs/wp-includes/l10n.php(766): determine_locale() #3 /htdocs/wp-includes/load.php(1395): load_textdomain('default', '/htdocs/wp-cont...') #4 /htdocs/wp-includes/class-wpdb.php(1815): wp_load_translations_early() #5 /htdocs/wp-includes/class-wpdb.php(734): wpdb->db_connect() #6 /htdocs/wp-includes/load.php(562): wpdb->__construct('sgplo1953451', 'hmeqvf7gos', 'sgplo1953451', '91.216.107.183') #7 /htdocs/wp-settings.php(124): require_wp_db() #8 /htdocs/wp-config.php(86): require_once('/htdocs/wp-sett...') #9 /htdocs/wp-load.php(50): require_once('/htdocs/wp-conf...') #10 /htdocs/wp-admin/admin.php(34): require_once('/htdocs/wp-load...') #11 /htdocs/wp-admin/index.php(10): require_once('/htdocs/wp-admi...') #12 {main} thrown in /htdocs/wp-includes/option.php on line 165

Fatal error: Uncaught Error: Call to a member function set() on null in /htdocs/wp-includes/l10n.php:784 Stack trace: #0 /htdocs/wp-includes/l10n.php(872): load_textdomain('default', '/htdocs/wp-cont...', 'fr_FR') #1 /htdocs/wp-includes/class-wp-fatal-error-handler.php(47): load_default_textdomain() #2 [internal function]: WP_Fatal_Error_Handler->handle() #3 {main} thrown in /htdocs/wp-includes/l10n.php on line 784