On non-Windows platforms, the user installing the applet needs to have permissions to write to the browser's installation directory, as the installer needs to put a shared library in there. A possible option would be to have a user with access to this directory (eg. "root") install the applet once.
Preserving Servlet Definitions: Windows proceeding to the next step. Next, launch the Version Manager Application Server Admin utility (vpadmin ) and make sure the "Location of Netscape Configuration Files" and/or "Location of Microsoft IIS Scripts Directory" matches the desired location for the new server installation (as they too will be inherited from PVCSServlets.properties