[PROBLEMA] K3B Cuelga Ubuntu Feisty 7.04

DCOPClient::attachInternal. Attach failed Could not open network socket
DCOPClient::attachInternal. Attach failed Could not open network socket
X Error: BadDevice, invalid or uninitialized input device 169
  Major opcode:  145
  Minor opcode:  3
  Resource id:  0x0
Failed to open device
X Error: BadDevice, invalid or uninitialized input device 169
  Major opcode:  145
  Minor opcode:  3
  Resource id:  0x0
Failed to open device
Warning: kbuildsycoca is unable to register with DCOP.
kbuildsycoca running...
X Error: BadDevice, invalid or uninitialized input device 169
  Major opcode:  145
  Minor opcode:  3
  Resource id:  0x0
Failed to open device
X Error: BadDevice, invalid or uninitialized input device 169
  Major opcode:  145
  Minor opcode:  3
  Resource id:  0x0
Failed to open device
Session management error: Authentication Rejected, reason : None of the authentication protocols specified are supported and host-based authentication failed
kbuildsycoca running...
Reusing existing ksycoca
kio (KService*): WARNING: The desktop entry file /usr/share/applications/DefaultPlugins.desktop has Type=Link instead of "Application" or "Service"
kio (KService*): WARNING: Invalid Service : /usr/share/applications/DefaultPlugins.desktop
kio (KSycoca): ERROR: No database available!
Error: "/var/tmp/kdecache-ignacio" is owned by uid 1000 instead of uid 0.
X Error: BadDevice, invalid or uninitialized input device 169
  Major opcode:  145
  Minor opcode:  3
  Resource id:  0x0
Failed to open device
X Error: BadDevice, invalid or uninitialized input device 169
  Major opcode:  145
  Minor opcode:  3
  Resource id:  0x0
Failed to open device
kdecore (KAction): WARNING: KActionCollection::KActionCollection( QObject *parent, const char *name, KInstance *instance )
(K3bDevice::HalConnection) initializing HAL >= 0.5
Mapping udi /org/freedesktop/Hal/devices/storage_model_CD_R/RW_SH_R522C to device /dev/scd1
Mapping udi /org/freedesktop/Hal/devices/storage_model_DVD_RW_DW_Q28A to device /dev/scd0
/dev/scd1 resolved to /dev/scd1
/dev/scd1 is block device (1)
/dev/scd1 seems to be cdrom
bus: 1, id: 0, lun: 0
(K3bDevice::Device) /dev/scd1: init()
(K3bDevice::Device) /dev/scd1 feature: CD Mastering
(K3bDevice::Device) /dev/scd1 feature: CD Track At Once
(K3bDevice::Device) /dev/scd1: dataLen: 60
(K3bDevice::Device) /dev/scd1: checking for TAO
(K3bDevice::Device) /dev/scd1: checking for SAO
(K3bDevice::Device) /dev/scd1: checking for SAO_R96P