Warning: require(/home/httpd/vhosts/gagarchitekten.ch/httpdocs/wp-includes/html-api/class-wp-html-tag-processor.php): Failed to open stream: Permission denied in /home/httpd/vhosts/gagarchitekten.ch/httpdocs/wp-settings.php on line 240

Warning: require(/home/httpd/vhosts/gagarchitekten.ch/httpdocs/wp-includes/html-api/class-wp-html-tag-processor.php): Failed to open stream: Permission denied in /home/httpd/vhosts/gagarchitekten.ch/httpdocs/wp-settings.php on line 240

Fatal error: Uncaught Error: Failed opening required '/home/httpd/vhosts/gagarchitekten.ch/httpdocs/wp-includes/html-api/class-wp-html-tag-processor.php' (include_path='.:/usr/share/pear:/usr/share/php') in /home/httpd/vhosts/gagarchitekten.ch/httpdocs/wp-settings.php:240
Stack trace:
#0 /home/httpd/vhosts/gagarchitekten.ch/httpdocs/wp-config.php(94): require_once()
#1 /home/httpd/vhosts/gagarchitekten.ch/httpdocs/wp-load.php(50): require_once('/home/httpd/vho...')
#2 /home/httpd/vhosts/gagarchitekten.ch/httpdocs/wp-blog-header.php(13): require_once('/home/httpd/vho...')
#3 /home/httpd/vhosts/gagarchitekten.ch/httpdocs/index.php(17): require('/home/httpd/vho...')
#4 {main}
  thrown in /home/httpd/vhosts/gagarchitekten.ch/httpdocs/wp-settings.php on line 240

Fatal error: Uncaught Error: Call to a member function set() on null in /home/httpd/vhosts/gagarchitekten.ch/httpdocs/wp-includes/l10n.php:786
Stack trace:
#0 /home/httpd/vhosts/gagarchitekten.ch/httpdocs/wp-includes/l10n.php(874): load_textdomain('default', '/home/httpd/vho...', 'de_DE')
#1 /home/httpd/vhosts/gagarchitekten.ch/httpdocs/wp-includes/class-wp-fatal-error-handler.php(47): load_default_textdomain()
#2 [internal function]: WP_Fatal_Error_Handler->handle()
#3 {main}
  thrown in /home/httpd/vhosts/gagarchitekten.ch/httpdocs/wp-includes/l10n.php on line 786