<em>@phill luckhurst 269541 wrote:</em><blockquote>Usually this is a permissions problem. The script needs to write to many folders and files in the templates directory and if the script cannot do that instead of generating an error message it just hangs. I have asked the devs to look at generating a decent error message.
To get this to run you will need to temporarilly set the permissions of all the files and folders in your templates directory to something that can be written to.</blockquote>
Solution: The upgrade was failing because the Parameter.ini file was not writeable; once changed everything went fine.