print error , 3 Permission denied

[zqy]

> > D [02/Oct/2007:18:51:17 +0000] start_process("/opt/cups/lib/cups/filter/texttops", 0xbefeec74, 0xbefedfe4, 9, 11, 8)
> > I [02/Oct/2007:18:51:17 +0000] Started filter /opt/cups/lib/cups/filter/texttops (PID 4009) for job 3.
> > D [02/Oct/2007:18:51:17 +0000] StartJob: filter = "/opt/cups/lib/cups/filter/pstops"
> > D [02/Oct/2007:18:51:17 +0000] StartJob: filterfds[1] = [ 9 12 ]
> > D [02/Oct/2007:18:51:17 +0000] start_process("/opt/cups/lib/cups/filter/pstops", 0xbefeec74, 0xbefedfe4, 10, 12, 8)
> > I [02/Oct/2007:18:51:17 +0000] Started filter /opt/cups/lib/cups/filter/pstops (PID 4010) for job 3.
> > D [02/Oct/2007:18:51:17 +0000] StartJob: filter = "/opt/cups/lib/cups/filter/foomatic-rip"
> > D [02/Oct/2007:18:51:17 +0000] StartJob: filterfds[0] = [ 10 11 ]
> > D [02/Oct/2007:18:51:17 +0000] start_process("/opt/cups/lib/cups/filter/foomatic-rip", 0xbefeec74, 0xbefedfe4, 9, 11, 8)
> > I [02/Oct/2007:18:51:17 +0000] Started filter /opt/cups/lib/cups/filter/foomatic-rip (PID 4011) for job 3.
> > D [02/Oct/2007:18:51:17 +0000] StartJob: backend = "/opt/cups/lib/cups/backend/usb"
> > D [02/Oct/2007:18:51:17 +0000] StartJob: filterfds[1] = [ -1 9 ]
> > D [02/Oct/2007:18:51:17 +0000] start_process("/opt/cups/lib/cups/backend/usb", 0xbefeec74, 0xbefedfe4, 10, 9, 8)
> > I [02/Oct/2007:18:51:17 +0000] Started backend /opt/cups/lib/cups/backend/usb (PID 4012) for job 3.
> > D [02/Oct/2007:18:51:17 +0000] ProcessIPPRequest: 5 status_code=0
> > E [02/Oct/2007:18:51:17 +0000] PID 4009 stopped with status 13!
> > E [02/Oct/2007:18:51:17 +0000] PID 4011 stopped with status 13!
> > D [02/Oct/2007:18:51:17 +0000] [Job 3] /opt/cups/lib/cups/filter/texttops: Permission denied
> > D [02/Oct/2007:18:51:17 +0000] [Job 3] /opt/cups/lib/cups/filter/foomatic-rip: Permission denied
> > D [02/Oct/2007:18:51:17 +0000] CloseClient: 5
> > D [02/Oct/2007:18:51:17 +0000] [Job 3] /opt/cups/lib/cups/filter/pstops: Permission denied
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> but if only run
> /opt/cups/lib/cups/filter/pstops  in shell
>
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> where is no error .


I compile and intsll CUPS and foomatic-rip and HP2300.ppd

Is there anything missed .