Comment 2 for bug 584052

I think i have the same problem.

Cdrom doesn't autmount. I have to right click on the icone and select "mount" (with pcmanfm2)
I had no problem with karmic, and beta2 on lucid

gvfs-mount -li
Drive(0): Lecteur CD
  Type: GProxyDrive (GProxyVolumeMonitorGdu)
  ids:
   unix-device: '/dev/sr0'
  themed icons: [drive-optical] [drive]
  is_media_removable=1
  has_media=1
  is_media_check_automatic=1
  can_poll_for_media=1
  can_eject=1
  can_start=0
  can_stop=0
  start_stop_type=unknown
  Volume(0): UDF Volume
    Type: GProxyVolume (GProxyVolumeMonitorGdu)
    ids:
     unix-device: '/dev/sr0'
     label: 'UDF Volume'
    themed icons: [media-optical-cd-rom] [media-optical-cd] [media-optical] [media]
    can_mount=1
    can_eject=1
    should_automount=0

sudo lshw -C disk
  *-disk
       description: ATA Disk
       product: IC25N020ATDA04-0
       vendor: Hitachi
       physical id: 0
       bus info: scsi@0:0.0.0
       logical name: /dev/sda
       version: DA3O
       serial: 63A63T22990
       size: 18GiB (20GB)
       capabilities: partitioned partitioned:dos
       configuration: ansiversion=5 signature=00000080
  *-cdrom
       description: SCSI CD-ROM
       physical id: 1
       bus info: scsi@1:0.0.0
       logical name: /dev/cdrom
       logical name: /dev/scd0
       logical name: /dev/sr0
       capabilities: audio
       configuration: status=ready