package libcups2 1.6.1-0ubuntu13 failed to install/upgrade: trying to overwrite '/etc/default/cups', which is also in package cups 1.6.1-0ubuntu13

Preparing to replace libcups2:i386 1.6.1-0ubuntu13 (using .../libcups2_1.6.1-0ubuntu14_i386.deb) ...
De-configuring libcups2:amd64 ...
Unpacking replacement libcups2:i386 ...
dpkg: error processing /var/cache/apt/archives/libcups2_1.6.1-0ubuntu14_i386.deb (--unpack):
 trying to overwrite '/etc/default/cups', which is also in package cups 1.6.1-0ubuntu13
dpkg-deb: error: subprocess paste was killed by signal (Broken pipe)
Preparing to replace libcups2:amd64 1.6.1-0ubuntu13 (using .../libcups2_1.6.1-0ubuntu14_amd64.deb) ...
De-configuring libcups2:i386 ...
Unpacking replacement libcups2:amd64 ...
dpkg: error processing /var/cache/apt/archives/libcups2_1.6.1-0ubuntu14_amd64.deb (--unpack):
 trying to overwrite '/etc/default/cups', which is also in package cups 1.6.1-0ubuntu13
Processing triggers for man-db ...
Errors were encountered while processing:
 /var/cache/apt/archives/libcups2_1.6.1-0ubuntu14_i386.deb
 /var/cache/apt/archives/libcups2_1.6.1-0ubuntu14_amd64.deb
E: Sub-process /usr/bin/dpkg returned an error code (1)

ProblemType: Package
DistroRelease: Ubuntu 13.04
Package: libcups2 1.6.1-0ubuntu13
ProcVersionSignature: Ubuntu 3.7.0-7.15-generic 3.7.0
Uname: Linux 3.7.0-7-generic x86_64
NonfreeKernelModules: openafs
ApportVersion: 2.7-0ubuntu2
Architecture: amd64
Date: Fri Jan 4 21:51:37 2013
DuplicateSignature:
 Unpacking replacement libcups2:i386 ...
 dpkg: error processing /var/cache/apt/archives/libcups2_1.6.1-0ubuntu14_i386.deb (--unpack):
  trying to overwrite '/etc/default/cups', which is also in package cups 1.6.1-0ubuntu13
EcryptfsInUse: Yes
ErrorMessage: trying to overwrite '/etc/default/cups', which is also in package cups 1.6.1-0ubuntu13
InstallationDate: Installed on 2010-12-05 (761 days ago)
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Alpha amd64 (20101202)
Lpstat:
 device for HP-LaserJet-CP1525nw: socket://192.168.1.109
 device for meadow: ipp://tree-killer.mit.edu:631/printers/meadow
 device for mitprint: lpd://mitprint.mit.edu/bw
 device for mitprint-color: lpd://mitprint.mit.edu/color
 device for quickprint: http://quickprint.mit.edu/printer/
MachineType: LENOVO 4313CTO
MarkForUpload: True
Papersize: letter
PpdFiles:
 mitprint: HP LaserJet 9050 hpijs pcl3, 3.12.11
 meadow: HP LaserJet 8100 Foomatic/Postscript
 HP-LaserJet-CP1525nw: HP LaserJet CP1520 Series Postscript (recommended)
 quickprint: HP Color LaserJet 9500 Postscript (recommended)
 mitprint-color: HP Color LaserJet cp3525 hpijs pcl3, 3.12.11
ProcCmdline: BOOT_IMAGE=/boot/vmlinuz-3.7.0-7-generic root=/dev/mapper/fdisk-ubuntu ro crashkernel=384M-2G:64M,2G-:128M quiet splash vt.handoff=7
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.7.0-7-generic root=/dev/mapper/fdisk-ubuntu ro crashkernel=384M-2G:64M,2G-:128M quiet splash vt.handoff=7
SourcePackage: cups
Title: package libcups2 1.6.1-0ubuntu13 failed to install/upgrade: trying to overwrite '/etc/default/cups', which is also in package cups 1.6.1-0ubuntu13
UpgradeStatus: Upgraded to raring on 2012-11-15 (50 days ago)
dmi.bios.date: 06/05/2012
dmi.bios.vendor: LENOVO
dmi.bios.version: 6MET91WW (1.51 )
dmi.board.name: 4313CTO
dmi.board.vendor: LENOVO
dmi.board.version: Not Available
dmi.chassis.asset.tag: No Asset Information
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: Not Available
dmi.modalias: dmi:bvnLENOVO:bvr6MET91WW(1.51):bd06/05/2012:svnLENOVO:pn4313CTO:pvrThinkPadT510:rvnLENOVO:rn4313CTO:rvrNotAvailable:cvnLENOVO:ct10:cvrNotAvailable:
dmi.product.name: 4313CTO
dmi.product.version: ThinkPad T510
dmi.sys.vendor: LENOVO