I enabled burnproof but also used the GnomeBaker application, maybe this output
will help the other problem?

cdrecord: No write mode specified.
cdrecord: Asuming -tao mode.
cdrecord: Future versions of cdrecord may have different drive dependent defaults.
cdrecord: Continuing in 5 seconds...
cdrecord: Warning: Running on Linux-2.6.10-5-386
cdrecord: There are unsettled issues with Linux-2.5 and newer.
cdrecord: If you have unexpected problems, please try Linux-2.4 or Solaris.
cdrecord: Operation not permitted. WARNING: Cannot set RR-scheduler
cdrecord: Permission denied. WARNING: Cannot set priority using setpriority().
cdrecord: WARNING: This causes a high risk for buffer underruns.
scsidev: '/dev/hdc'
devname: '/dev/hdc'
scsibus: -2 target: -2 lun: -2
Warning: Open by 'devname' is unintentional and not supported.
Linux sg driver version: 3.5.27
cdrecord: Warning: using unofficial version of libscg (ubuntu-0.8ubuntu1
'@(#)scsitransp.c	1.91 04/06/17 Copyright 1988,1995,2000-2004 J. Schilling').
SCSI buffer size: 64512
Cdrecord-Clone 2.01a38 (i686-pc-linux-gnu) Copyright (C) 1995-2004 Joerg Schilling
NOTE: this version of cdrecord is an unofficial (modified) release of cdrecord
      and thus may have bugs that are not present in the original version.
      Please send bug reports and support requests to
<email address hidden>.
      The original author should not be bothered with problems of this version.

TOC Type: 3 = CD-ROM XA mode 2
Using libscg version 'ubuntu-0.8ubuntu1'.
atapi: 1
Device type    : Removable CD-ROM
Version        : 0
Response Format: 1
Vendor_info    : '        '
Identifikation : '52X24X52 CD-RW  '
Revision       : '1.06'
Device seems to be: Generic mmc CD-RW.
Current: 0x0009
Profile: 0x0008 
Profile: 0x0009 (current)
Profile: 0x000A 
Using generic SCSI-3/mmc   CD-R/CD-RW driver (mmc_cdr).
Driver flags   : MMC-3 SWABAUDIO BURNFREE FORCESPEED 
Supported modes: TAO PACKET SAO SAO/R96P SAO/R96R RAW/R96R
Drive buf size : 1359872 = 1328 KB
FIFO size      : 4194304 = 4096 KB
cdrecord: Operation not permitted. WARNING: Cannot set RR-scheduler
cdrecord: Permission denied. WARNING: Cannot set priority using setpriority().
cdrecord: WARNING: This causes a high risk for buffer underruns.
Track 01: data   609 MB        
Total size:      700 MB (69:21.89) = 312142 sectors
Lout start:      700 MB (69:23/67) = 312142 sectors
Current Secsize: 2048
ATIP info from disk:
  Indicated writing power: 5
  Is not unrestricted
  Is not erasable
  Disk sub type: Medium Type A, high Beta category (A+) (3)
  ATIP start of lead in:  -11634 (97:26/66)
  ATIP start of lead out: 359846 (79:59/71)
Disk type:    Short strategy type (Phthalocyanine or similar)
Manuf. index: 3
Manufacturer: CMC Magnetics Corporation
Blocks total: 359846 Blocks current: 359846 Blocks remaining: 47704
Forcespeed is OFF.
Starting to write CD/DVD at speed 24 in real TAO mode for multi session.
Last chance to quit,
starting real write in 2 seconds.   1 seconds.   0
seconds. Operation starts.
Waiting for reader process to fill input buffer ... input buffer ready.
BURN-Free is ON.
Turning BURN-Free off
Performing OPC...
Starting new track at sector: 0

Track 01:    0 of  609 MB written.
Track 01:    1 of  609 MB written (fifo 100%) [buf  80%]  25.5x.
Track 01:    2 of  609 MB written (fifo 100%) [buf  98%]   6.0x.
Track 01:    3 of  609 MB written (fifo 100%) [buf  97%]  11.5x.
Track 01:    4 of  609 MB written (fifo 100%) [buf  98%]  11.4x.
Track 01:    5 of  609 MB written (fifo 100%) [buf  98%]  ]  17.1x.
Track 01:  198 of  609 MB written (fifo 100%) [buf  97%]  16.6x.
Track 01:  199 of  609 MB written (fifo 100%) [buf  95%]  16.7x.
Track 01:  200 of  609 MB written (fifo 100%) [buf  97%]  17.0x.
Track 01:  201 of  609 MB written (fifo  98%) [buf  97%]  17.1x.
Track 01:  202 of  609 MB written (fifo 100%) [buf  97%]  16.6x.
Track 01:  203 of  609 MB written (fifo 100%) [buf  96%]  16.9x.
Track 01:  204 of  609 MB written (fifo  98%) [buf  97%]  16.8x.
Track 01:  205 of  609 MB written (fifo  98%) [buf  97%]  17.1x.
Track 01:  206 of  609 MB written (fifo 100%) [buf  97%]  16.7x.
Track 01:  207 of  609 MB written (fifo 100%) [buf  97%]  2 of  609 MB written
(fifo  96%) [buf  81%]  17.0x.
Track 01:  363 of  609 MB written (fifo  85%) [buf  92%]  23.2x.
Track 01:  364 of  609 MB written (fifo  98%) [buf  95%]  21.2x.
Track 01:  365 of  609 MB written (fifo  96%) [buf  95%]  19.9x.
Track 01:  366 of  609 MB written (fifo 100%) [buf  60%]  13.9x.cdrecord:
Success. write_g1: scsi sendcmd: no error
CDB:  2A 00 00 02 DC 03 00 00 1F 00
status: 0x2 (CHECK CONDITION)
Sense Bytes: F1 00 05 00 02 DC 07 0C 00 00 00 00 10 02 00 00
Sense Key: 0x5 Illegal Request, deferred error, Segment 0
Sense Code: 0x10 Qual 0x02 (id crc or ecc error) [No matching qualifier] Fru 0x0
Sense flags: Blk 187399 (valid) 
resid: 63488
cmd finished after 0.000s timeout 40s
cdrecord: A write error occured.
cdrecord: Please properly read the error message above.

write track data: error after 383784960 bytes
Writing  time:  176.936s
Average write speed  24.5x.
Min drive buffer fill was 22%
Fixating...
Fixating time:   22.505s
cdrecord: fifo had 6109 puts and 6046 gets.
cdrecord: fifo was 0 times empty and 3376 times full, min fill was 76%.