i have the same problem, even after i updated some ppa packages for cdrecord: Checking session consistency (brasero_burn_check_session_consistency brasero-burn.c:1848) BraseroBurnURI called brasero_job_get_action BraseroBurnURI called brasero_job_get_action BraseroBurnURI called brasero_job_set_output_size_for_current_track BraseroBurnURI stopping BraseroBurnURI called brasero_job_get_action BraseroBurnURI called brasero_job_get_session_output_size BraseroBurnURI output set (IMAGE) image = /tmp/brasero_tmp_FZ28AV.bin toc = none BraseroBurnURI called brasero_job_get_action BraseroBurnURI called brasero_job_get_current_track BraseroBurnURI no burn:// URI found BraseroBurnURI stopping BraseroLocalTrack called brasero_job_get_action BraseroLocalTrack called brasero_job_get_action BraseroLocalTrack called brasero_job_set_output_size_for_current_track BraseroLocalTrack stopping BraseroLocalTrack called brasero_job_get_action BraseroLocalTrack called brasero_job_get_session_output_size BraseroLocalTrack output set (IMAGE) image = /tmp/brasero_tmp_4428AV.bin toc = none BraseroLocalTrack called brasero_job_get_action BraseroLocalTrack called brasero_job_get_current_track BraseroLocalTrack no remote URIs BraseroLocalTrack stopping BraseroChecksumImage called brasero_job_get_current_track BraseroChecksumImage called brasero_job_get_action BraseroChecksumImage called brasero_job_get_flags BraseroChecksumImage called brasero_job_get_action BraseroChecksumImage called brasero_job_get_action BraseroChecksumImage called brasero_job_get_fd_in BraseroChecksumImage called brasero_job_set_output_size_for_current_track BraseroChecksumImage stopping BraseroChecksumImage called brasero_job_get_current_track BraseroChecksumImage called brasero_job_get_action BraseroChecksumImage There is a checksum already 0 BraseroCDRecord called brasero_job_get_action BraseroCDRecord getting varg BraseroCDRecord called brasero_job_get_action BraseroCDRecord got varg: BraseroCDRecord deactivating BraseroCDRecord called brasero_job_get_action BraseroCDRecord getting varg BraseroCDRecord called brasero_job_get_action BraseroCDRecord called brasero_job_get_bus_target_lun BraseroCDRecord called brasero_job_get_flags BraseroCDRecord called brasero_job_get_speed BraseroCDRecord called brasero_job_get_flags BraseroCDRecord called brasero_job_get_input_type BraseroCDRecord called brasero_job_get_fd_in BraseroCDRecord called brasero_job_get_current_track BraseroCDRecord called brasero_job_set_current_action BraseroCDRecord got varg: cdrecord -v dev=/dev/sr0 gracetime=0 speed=40 driveropts=burnfree fs=16m -data -nopad /home/vincent/Downloads/VMware-VMvisor-Installer-4.0.0.Update01-208167.x86_64.iso BraseroCDRecord Launching command BraseroCDRecord called brasero_job_get_fd_out BraseroCDRecord stderr: cdrecord: No write mode specified. BraseroCDRecord called brasero_job_get_flags BraseroCDRecord stderr: cdrecord: Assuming -sao mode. BraseroCDRecord called brasero_job_get_flags BraseroCDRecord stderr: cdrecord: If your drive does not accept -sao, try -tao. BraseroCDRecord called brasero_job_get_flags BraseroCDRecord stderr: cdrecord: Future versions of cdrecord may have different drive dependent defaults. BraseroCDRecord called brasero_job_get_flags BraseroCDRecord stderr: scsidev: '/dev/sr0' BraseroCDRecord called brasero_job_get_flags BraseroCDRecord stderr: devname: '/dev/sr0' BraseroCDRecord called brasero_job_get_flags BraseroCDRecord stderr: scsibus: -2 target: -2 lun: -2 BraseroCDRecord called brasero_job_get_flags BraseroCDRecord stderr: Warning: Open by 'devname' is unintentional and not supported. BraseroCDRecord called brasero_job_get_flags BraseroCDRecord stderr: Linux sg driver version: 3.5.27 BraseroCDRecord called brasero_job_get_flags BraseroCDRecord stderr: SCSI buffer size: 64512 BraseroCDRecord called brasero_job_get_flags BraseroCDRecord stderr: cdrecord: Warning: DMA resid 0 for 'read buffer', actual data is too short. BraseroCDRecord called brasero_job_get_flags BraseroCDRecord stdout: Cdrecord-ProDVD-ProBD-Clone 2.01.01a76 (i686-pc-linux-gnu) Copyright (C) 1995-2010 J BraseroCDRecord stderr: cdrecord: Warning: The DMA speed test has been skipped. BraseroCDRecord called brasero_job_get_flags BraseroCDRecord stdout: TOC Type: 1 = CD-ROM BraseroCDRecord stdout: Using libscg version 'schily-0.9'. BraseroCDRecord stdout: Driveropts: 'burnfree' BraseroCDRecord stdout: atapi: 1 BraseroCDRecord stdout: Device type : Removable CD-ROM BraseroCDRecord stdout: Version : 5 BraseroCDRecord stdout: Response Format: 2 BraseroCDRecord stdout: Capabilities : BraseroCDRecord stdout: Vendor_info : 'hp ' BraseroCDRecord stdout: Identifikation : 'DVD-RAM GH40L ' BraseroCDRecord stdout: Revision : 'RB0E' BraseroCDRecord stdout: Device seems to be: Generic mmc2 DVD-R/DVD-RW/DVD-RAM. BraseroCDRecord stdout: Current: CD-R BraseroCDRecord stdout: Profile: DVD-RAM BraseroCDRecord stdout: Profile: DVD-R sequential recording BraseroCDRecord stdout: Profile: DVD-R/DL sequential recording BraseroCDRecord stdout: Profile: DVD-R/DL layer jump recording BraseroCDRecord stdout: Profile: DVD-RW sequential recording BraseroCDRecord stdout: Profile: DVD-RW restricted overwrite BraseroCDRecord stdout: Profile: DVD+RW BraseroCDRecord stdout: Profile: DVD+R BraseroCDRecord stdout: Profile: DVD+R/DL BraseroCDRecord stdout: Profile: DVD-ROM BraseroCDRecord stdout: Profile: CD-R (current) BraseroCDRecord stdout: Profile: CD-RW BraseroCDRecord stdout: Profile: CD-ROM BraseroCDRecord stdout: Profile: Removable Disk BraseroCDRecord stdout: Using generic SCSI-3/mmc CD-R/CD-RW driver (mmc_cdr). BraseroCDRecord stdout: Driver flags : MMC-3 SWABAUDIO BURNFREE BraseroCDRecord stdout: Supported modes: TAO PACKET SAO SAO/R96P SAO/R96R RAW/R16 RAW/R96P RAW/R96R LAYER_JUMP BraseroCDRecord stdout: Drive buf size : 1016064 = 992 KB BraseroCDRecord stdout: Drive pbuf size: 1966080 = 1920 KB BraseroCDRecord stdout: FIFO size : 16777216 = 16384 KB BraseroCDRecord stdout: Track 01: data 352 MB BraseroCDRecord stdout: Total size: 404 MB (40:07.01) = 180526 sectors BraseroCDRecord stdout: Lout start: 405 MB (40:09/01) = 180526 sectors BraseroCDRecord stdout: Current Secsize: 2048 BraseroCDRecord stdout: ATIP info from disk: BraseroCDRecord stdout: Indicated writing power: 4 BraseroCDRecord stdout: Disk Is not unrestricted BraseroCDRecord stdout: Disk Is not erasable BraseroCDRecord stdout: Disk sub type: Medium Type A, low Beta category (A-) (2) BraseroCDRecord stdout: ATIP start of lead in: -12508 (97:15/17) BraseroCDRecord stdout: ATIP start of lead out: 359845 (79:59/70) BraseroCDRecord stdout: Disk type: Short strategy type (Phthalocyanine or similar) BraseroCDRecord stdout: Manuf. index: 22 BraseroCDRecord stdout: Manufacturer: Ritek Co. BraseroCDRecord stdout: BraseroCDRecord stdout: Capacity Blklen/Sparesz. Format-type Type BraseroCDRecord stdout: 0 2048 0x00 No Media Present or Unknown Capacity BraseroCDRecord stdout: Blocks total: 359845 Blocks current: 359845 Blocks remaining: 179319 BraseroCDRecord stdout: Starting to write CD/DVD/BD at speed 40 in real SAO mode for single session. BraseroCDRecord stdout: Last chance to quit, starting real write in 3 seconds. BraseroCDRecord called brasero_job_set_dangerous BraseroCDRecord stdout:  BraseroCDRecord stdout:  BraseroCDRecord stdout:  BraseroCDRecord stdout:  BraseroCDRecord stdout:  BraseroCDRecord stdout:  BraseroCDRecord stdout:  BraseroCDRecord stdout:  BraseroCDRecord stdout:  BraseroCDRecord stdout:  BraseroCDRecord stdout:  BraseroCDRecord stdout:  BraseroCDRecord stdout: 2 seconds. BraseroCDRecord stdout:  BraseroCDRecord stdout:  BraseroCDRecord stdout:  BraseroCDRecord stdout:  BraseroCDRecord stdout:  BraseroCDRecord stdout:  BraseroCDRecord stdout:  BraseroCDRecord stdout:  BraseroCDRecord stdout:  BraseroCDRecord stdout:  BraseroCDRecord stdout:  BraseroCDRecord stdout:  BraseroCDRecord stdout: 1 seconds. 0 seconds. Operation starts. BraseroCDRecord stdout: Waiting for reader process to fill input buffer ... input buffer ready. BraseroCDRecord stdout: BURN-Free is OFF. BraseroCDRecord stdout: Turning BURN-Free on BraseroCDRecord stdout: Performing OPC... BraseroCDRecord stdout: Sending CUE sheet... BraseroCDRecord called brasero_job_get_input_type BraseroCDRecord called brasero_job_set_current_action BraseroCDRecord stderr: cdrecord: WARNING: Drive returns wrong startsec (0) using -150 BraseroCDRecord called brasero_job_get_flags BraseroCDRecord stdout: Writing pregap for track 1 at -150 BraseroCDRecord stdout: Starting new track at sector: 0 BraseroCDRecord stdout: BraseroCDRecord stderr: cdrecord: Input/output error. write_g1: scsi sendcmd: no error BraseroCDRecord called brasero_job_get_flags BraseroCDRecord stderr: CDB: 2A 00 00 00 01 36 00 00 1F 00 BraseroCDRecord called brasero_job_get_flags BraseroCDRecord stderr: status: 0x2 (CHECK CONDITION) BraseroCDRecord called brasero_job_get_flags BraseroCDRecord stderr: Sense Bytes: 70 00 05 00 00 00 00 0A 2A 00 00 80 30 05 00 00 BraseroCDRecord called brasero_job_get_flags BraseroCDRecord stderr: Sense Key: 0x5 Illegal Request, Segment 0 BraseroCDRecord called brasero_job_get_flags BraseroCDRecord stderr: Sense Code: 0x30 Qual 0x05 (cannot write medium - incompatible format) Fru 0x0 BraseroCDRecord called brasero_job_get_flags BraseroCDRecord stderr: Sense flags: Blk 0 (not valid) BraseroCDRecord called brasero_job_get_flags BraseroCDRecord stderr: cmd finished after 0.002s timeout 200s BraseroCDRecord called brasero_job_get_flags BraseroCDRecord stderr: cdrecord: A write error occured. BraseroCDRecord called brasero_job_get_flags BraseroCDRecord called brasero_job_error BraseroCDRecord finished with an error BraseroCDRecord asked to stop because of an error error = 15 message = "An error occured while writing to disc" BraseroCDRecord stopping BraseroCDRecord got killed BraseroCDRecord stderr: cdrecord: Please properly read the error message above. BraseroCDRecord called brasero_job_get_flags Session error : An error occured while writing to disc (brasero_burn_record brasero-burn.c:2808)