** Summary changed:

- usb cdrom RW cannot write if i use kernel 2.6.31-2.16
+ usb cdrom RW cannot write, no media detect, if i use kernel 2.6.31-2.16

** Description changed:

  On 
  Description:  Ubuntu karmic (development branch)
  Release:      9.10
  
  with
  
  apt-cache policy linux-image-2.6.31-2-generic
  linux-image-2.6.31-2-generic:
    Installato: 2.6.31-2.16
    Candidato: 2.6.31-2.16
    Tabella versione:
   *** 2.6.31-2.16 0
          500 http://archive.ubuntu.com karmic/main Packages
          100 /var/lib/dpkg/status
  
  The cdrom drive is recognized by the system... but
- using Brasero and/or K3b i cannot write i can't write/erase rewritable media
+ using Brasero and/or K3b i cannot write i can't write/erase rewritable media 
the inserted medium is not recognized.
  
  lsusb
  Bus 001 Device 002: ID 0409:0056 NEC Corp.
  
  Dmesg: 
  [  104.783763] cdrom: sr1: mrw address space DMA selected
  [  104.786770] cdrom open: mrw_status 'not mrw'
  [  104.960971] ISO 9660 Extensions: RRIP_1991A
  
  
- but all work fine with kernel 
+ but all work fine if i boot the same pc with kernel 
  
  apt-cache policy linux-image-2.6.31-1-generic
  linux-image-2.6.31-1-generic:
    Installato: 2.6.31-1.14
    Candidato: 2.6.31-1.14
    Tabella versione:
   *** 2.6.31-1.14 0
          500 http://archive.ubuntu.com karmic/main Packages
          100 /var/lib/dpkg/status
  
  
  Thank you

** Tags added: brasero cdrom k3b kernel media

-- 
usb cdrom RW cannot write, no media detect, if i use kernel 2.6.31-2.16
https://bugs.launchpad.net/bugs/396994
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