iphone4-unable to mount device

[Sukva]

Ubuntu 12.04 LTS
Linux 2.6.42-37-generic x86_64 Ubuntu
Current Operating System: Linux ubuntu 3.8.0-41-generic #60~precise1-Ubuntu
xorg-server 2:1.13.3-0ubuntu6~precise3
Problem : cannot connect device iphone4.

ProblemType: Bug
DistroRelease: Ubuntu 12.04
Package: linux-image-3.8.0-41-generic 3.8.0-41.60~precise1
ProcVersionSignature: Ubuntu 3.8.0-41.60~precise1-generic 3.8.13.23
Uname: Linux 3.8.0-41-generic x86_64
NonfreeKernelModules: nvidia
AlsaVersion: Advanced Linux Sound Architecture Driver Version k3.8.0-41-generic.
ApportVersion: 2.0.1-0ubuntu17.6
Architecture: amd64
ArecordDevices:
 **** List of CAPTURE Hardware Devices ****
 card 0: Intel [HDA Intel], device 0: ALC269 Analog [ALC269 Analog]
   Subdevices: 1/1
   Subdevice #0: subdevice #0
AudioDevicesInUse:
 USER PID ACCESS COMMAND
 /dev/snd/controlC1: sutithkvanh 2206 F.... pulseaudio
 /dev/snd/controlC0: sutithkvanh 2206 F.... pulseaudio
CRDA: Error: [Errno 2] No such file or directory
Card0.Amixer.info:
 Card hw:0 'Intel'/'HDA Intel at 0xfcbf4000 irq 47'
   Mixer name : 'Realtek ALC269'
   Components : 'HDA:10ec0269,104313a3,00100004'
   Controls : 23
   Simple ctrls : 11
Card1.Amixer.info:
 Card hw:1 'NVidia'/'HDA NVidia at 0xfe97c000 irq 16'
   Mixer name : 'Nvidia GPU 0b HDMI/DP'
   Components : 'HDA:10de000b,10de0101,00100100'
   Controls : 28
   Simple ctrls : 4
CheckboxSubmission: a498563697e3c2ba0b55d455ed37b7c3
CheckboxSystem: b8f3ec504801f13fc208edb5c785b099
Date: Thu May 29 13:38:29 2014
HotplugNewDevices:

HotplugNewMounts:

MachineType: ASUSTeK Computer Inc. UL30VT
MarkForUpload: True
ProcEnviron:
 PATH=(custom, no user)
 LANG=en_GB.UTF-8
 SHELL=/bin/bash
ProcFB: 0 inteldrmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.8.0-41-generic root=UUID=F77201CAC85FF35F loop=/hostname/disks/root.disk ro quiet splash vt.handoff=7
RelatedPackageVersions:
 linux-restricted-modules-3.8.0-41-generic N/A
 linux-backports-modules-3.8.0-41-generic N/A
 linux-firmware 1.127
SourcePackage: linux-lts-raring
Symptom: storage
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 03/02/2010
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: 210
dmi.board.asset.tag: ATN12345678901234567
dmi.board.name: UL30VT
dmi.board.vendor: ASUSTeK Computer Inc.
dmi.board.version: 1.0
dmi.chassis.asset.tag: ATN12345678901234567
dmi.chassis.type: 10
dmi.chassis.vendor: ASUSTeK Computer Inc.
dmi.chassis.version: 1.0
dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr210:bd03/02/2010:svnASUSTeKComputerInc.:pnUL30VT:pvr1.0:rvnASUSTeKComputerInc.:rnUL30VT:rvr1.0:cvnASUSTeKComputerInc.:ct10:cvr1.0:
dmi.product.name: UL30VT
dmi.product.version: 1.0
dmi.sys.vendor: ASUSTeK Computer Inc.