Форуми / Cotonti / Support / Script Version

What it tells is that your system/functions.php file is from 0.6.5. 

Enter phpMyAdmin and look at the structure of the table `sed_structure`. If its `structure_path` field has max length of 255 characters instead of 16, then you're running 0.6.12 or above, so you can upgrade to 0.6.15 or Siena directly.