Every time I click on "comment" I get this error

SecureSSI: Das Script (/usr/export/www/vhosts/funnetwork/hosting/sugargeisha/blogs/index.php) hat versucht ausserhalb von ihrem Userverzeichniss auf die Datei /usr/export/www/vhosts/funnetwork/hosting/sugargeisha/blogs/index.php zuzugreifen.
Dies ist nicht erlaubt!

Warning: Unknown(): Sicherheitsverletzung: in Unknown on line 0

Warning: Unknown(/usr/export/www/vhosts/funnetwork/hosting/sugargeisha/blogs/index.php): failed to open stream: Operation not permitted in Unknown on line 0

Warning: (null)(): Failed opening '/usr/export/www/vhosts/funnetwork/hosting/sugargeisha/blogs/index.php' for inclusion (include_path='.:') in Unknown on line 0

I dont know what im supposed to do to resolve it....

Any help?