>1) Hm, did you actually insert a CD when the bug filing process asked to insert the affected device? The monitors did not pick up anything.
Yes. >2) Can you please copy&paste the output of sudo /lib/udev/cdrom_id /dev/sr0 As requested: :~$ sudo /lib/udev/cdrom_id /dev/sr0 ID_CDROM=1 ID_CDROM_CD_R=1 ID_CDROM_CD_RW=1 ID_CDROM_DVD=1 ID_CDROM_DVD_R=1 ID_CDROM_DVD_RW=1 ID_CDROM_DVD_PLUS_R=1 ID_CDROM_DVD_PLUS_RW=1 ID_CDROM_DVD_PLUS_R_DL=1 t...@helium:~$ sudo /lib/udev/cdrom_id /dev/sr0 ID_CDROM=1 ID_CDROM_CD_R=1 ID_CDROM_CD_RW=1 ID_CDROM_DVD=1 ID_CDROM_DVD_R=1 ID_CDROM_DVD_RW=1 ID_CDROM_DVD_PLUS_R=1 ID_CDROM_DVD_PLUS_RW=1 ID_CDROM_DVD_PLUS_R_DL=1 ID_CDROM_MEDIA=1 ID_CDROM_MEDIA_CD_R=1 :~$ dmesg: [ 4109.816420] sr 0:0:0:0: [sr0] Unhandled sense code [ 4109.816423] sr 0:0:0:0: [sr0] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE [ 4109.816427] sr 0:0:0:0: [sr0] Sense Key : Blank Check [current] [ 4109.816432] sr 0:0:0:0: [sr0] Add. Sense: No additional sense information [ 4109.816437] sr 0:0:0:0: [sr0] CDB: Read(10): 28 00 00 00 00 00 00 00 01 00 [ 4109.816447] end_request: I/O error, dev sr0, sector 0 [ 7913.807857] cdrom: This disc doesn't have any tracks I recognize! [ 7914.050342] sr 0:0:0:0: [sr0] Unhandled sense code [ 7914.050345] sr 0:0:0:0: [sr0] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE [ 7914.050350] sr 0:0:0:0: [sr0] Sense Key : Blank Check [current] [ 7914.050356] sr 0:0:0:0: [sr0] Add. Sense: No additional sense information [ 7914.050360] sr 0:0:0:0: [sr0] CDB: Read(10): 28 00 00 00 00 00 00 00 01 00 [ 7914.050371] end_request: I/O error, dev sr0, sector 0 [ 7914.050375] __ratelimit: 42 callbacks suppressed [ 7914.050378] Buffer I/O error on device sr0, logical block 0 [ 7914.123007] sr 0:0:0:0: [sr0] Unhandled sense code [ 7914.123010] sr 0:0:0:0: [sr0] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE [ 7914.123014] sr 0:0:0:0: [sr0] Sense Key : Blank Check [current] [ 7914.123019] sr 0:0:0:0: [sr0] Add. Sense: No additional sense information [ 7914.123024] sr 0:0:0:0: [sr0] CDB: Read(10): 28 00 00 00 00 00 00 00 01 00 [ 7914.123034] end_request: I/O error, dev sr0, sector 0 --- 3) Do you remember when this misbehaviour started? I started testing Lucid from Beta 1 so I have burnt the Beta 2 disk from Lucid Beta 1 OK. However there were other issues at that time (Bug 554433) and I had to manually mount the disk and use K3b. Thanks. ** Changed in: udev (Ubuntu) Status: Incomplete => New ** Changed in: udev (Ubuntu) Assignee: (unassigned) => Martin Pitt (pitti) -- Blank cd/dvd not recognized [LUCID] https://bugs.launchpad.net/bugs/561585 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs