0.4.8-RC-18-g64dcc95 gcc dbg
-run the setup of Microsoft Excel Viewer 2007 from rapps
-follow the setup wizard up to the page where you can select destination folder / drive
-The drive-selection list-view should exclude all read-only CD-ROM drives (D,E,F in my pic)
This is known to be broken down to at least ros 73036 (eventually since forever).