CUPS No pages found! error

Hi,

I created a CUPS printer using the CUPS web server 127.0.0.1:631/printers. Can add printers, delete jobs, etc. However I cannot print using CUPS. I run a Test Page and get "No Pages Found!" error. The error log reveals what is below. Any ideas on why this happens and how I can fix it? I am doing this on an Apple OS X 10.3.7.

After this problem I installed esp ghostscript and gimp-print to no avail. I am not an experienced UNIX person, but I think I reached a point where I need an expert to help.

Thanks in advance.

Cea

I [time stamp] Job 691 queued on 'DJ930CUP' by ''.
I [time stamp] Started filter /usr/libexec/cups/filter/pstocupsraster (PID 2211) for job 691.
E [time stamp] Started filter /usr/libexec/cups/filter/pstocupsraster (PID 2211) for job 691.
I [time stamp] Started filter /usr/libexec/cups/filter/pstocupsraster (PID 2211) for job 691.
I [time stamp] Started filter /usr/libexec/cups/filter/rastertoprinter (PID 2212) for job 691.
I [time stamp] Started backend /usr/libexec/cups/backend/usb (PID 2213) for job 691.
E [time stamp] [Job 691] pstopdffilter/pstocupsraster failed with err number -50
E [time stamp] [Job 691] pstopdffilter/pstocupsraster failed with err number -50
I [time stamp] [Job 691] pstopdffilter/pstocupsraster failed with err number -50
E [time stamp] [Job 691] No pages found!
I [time stamp] Started "/usr/libexec/cups/cgi-bin/printers.cgi" (pid=2214)