Warning: require(/mnt/web213/a0/64/53505064/htdocs/wp-includes/capabilities.php): Failed to open stream: No such file or directory in /mnt/web213/a0/64/53505064/htdocs/wp-settings.php on line 181

Fatal error: Uncaught Error: Failed opening required '/mnt/web213/a0/64/53505064/htdocs/wp-includes/capabilities.php' (include_path='.:/opt/RZphp83/includes') in /mnt/web213/a0/64/53505064/htdocs/wp-settings.php:181
Stack trace:
#0 /mnt/web213/a0/64/53505064/htdocs/wp-config.php(93): require_once()
#1 /mnt/web213/a0/64/53505064/htdocs/wp-load.php(50): require_once('...')
#2 /mnt/web213/a0/64/53505064/htdocs/wp-blog-header.php(13): require_once('...')
#3 /mnt/web213/a0/64/53505064/htdocs/index.php(17): require('...')
#4 {main}
  thrown in /mnt/web213/a0/64/53505064/htdocs/wp-settings.php on line 181

Fatal error: Uncaught Error: Call to a member function set() on null in /mnt/web213/a0/64/53505064/htdocs/wp-includes/l10n.php:857
Stack trace:
#0 /mnt/web213/a0/64/53505064/htdocs/wp-includes/l10n.php(960): load_textdomain()
#1 /mnt/web213/a0/64/53505064/htdocs/wp-includes/class-wp-fatal-error-handler.php(49): load_default_textdomain()
#2 [internal function]: WP_Fatal_Error_Handler->handle()
#3 {main}
  thrown in /mnt/web213/a0/64/53505064/htdocs/wp-includes/l10n.php on line 857