I have uploaded all the new files over the old ones and chmod them to 755, the update starts but comes to a halt each time at the point below.
Upgrading database from version 4.0036.
Assigning junk status for TrackBacks... (100%)
Assigning junk status for comments... (100%)
Moving metadata storage for categories...
Moving metadata storage for categories...
Removing unnecessary indexes...
Upgrading metadata storage for Entries (100%)
Forbidden
You don't have permission to access /cgi-bin/movabletype/mt-upgrade.cgi on this server.
I am clueless - please suggest some troubleshooting steps. Thanks!