OSE2 - SUSE Linux 10 SP3

Settings.properties file contains
ServerProtocol = http://
ServerPort = 80
ServerName =
Users can login successfully.
Users can download successfully if they double click on a file.
Users cannot download if they click in the check box and then choose
File | Download - Nothings seems to happen.
User cannot upload file, there is a blank screen and nothing happens.

Any thoughts?