When .orf raw file is opened, there are lines with corrupted pixels on the right. I'd upload a raw file, but file limit is too low.
Output from yum list ufraw*
...
Installed Packages
ufraw.x86_64 0.18-14.fc17 @updates
ufraw-common.x86_64 0.18-14.fc17 @updates
ufraw-gimp.x86_64 0.18-14.fc17 @updates
Available Packages
ufraw-cinepaint.x86_64 0.18-14.fc17 updates
The Olympus E-PL3 is newer than UFRaw 0.18 so you have to use the current cvs code with image files from that camera.
Regards,
Niels Kristian