This has been fixed in gutenprint 5.2.0~rc1-0ubuntu1:
gutenprint (5.2.0~rc1-0ubuntu1) intrepid; urgency=low
* New upstream release
- Corrected page size of PCL CUPS driver output
- Corrected CD position for Epson Stylus Photo R1900
- Epson Stylus DX8400/DX8450 print correctly now
** Attachment added: "cups error log."
http://launchpadlibrarian.net/18669792/error_log
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Epson DX8450 prints blank pages in Ubuntu Intrepid
https://bugs.launchpad.net/bugs/272426
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I discovered that the printer starts to print pages out when I set the
colour mode to grey-scale. Though, the printer prints all the colours
wrong. For instance instead of red it prints out yellow colour, which is
a bit strange as the colour mode is set to grey-scale so it shouldn't
print colour pa
Thank you for taking the time to report this bug and helping to make
Ubuntu better. To better help us troubleshoot your issue could you
follow the procedure at
https://wiki.ubuntu.com/DebuggingPrintingProblems and add any
information you find out. Thanks in advance.
** Changed in: cups (Ubuntu)
