package python-imaging-compat 1.1.7+2.0.0-1ubuntu0.1 failed to install/upgrade: subprocess new pre-removal script returned error exit status 1

[曾斌文]

I changed /usr/bin/python to python3
and i revert it later

ProblemType: Package
DistroRelease: Ubuntu 13.04
Package: python-imaging-compat 1.1.7+2.0.0-1ubuntu0.1
ProcVersionSignature: Ubuntu 3.8.0-23.34-generic 3.8.11
Uname: Linux 3.8.0-23-generic i686
NonfreeKernelModules: wl
ApportVersion: 2.9.2-0ubuntu8.1
Architecture: i386
Date: Tue Jun 11 19:32:05 2013
DuplicateSignature: package:python-imaging-compat:1.1.7+2.0.0-1ubuntu0.1:subprocess new pre-removal script returned error exit status 1
ErrorMessage: subprocess new pre-removal script returned error exit status 1
InstallationDate: Installed on 2013-03-29 (79 days ago)
InstallationMedia: Ubuntu 12.10 "Quantal Quetzal" - Release i386 (20121017.2)
MarkForUpload: True
PackageArchitecture: all
SourcePackage: python-imaging
Title: package python-imaging-compat 1.1.7+2.0.0-1ubuntu0.1 failed to install/upgrade: subprocess new pre-removal script returned error exit status 1
UpgradeStatus: Upgraded to raring on 2013-04-28 (50 days ago)