package info2www 1.2.2.9-24 failed to install/upgrade: subprocess installed pre-removal script returned error exit status 2

[zhao meng]

catch the error when ubuntu starts.

ProblemType: Package
DistroRelease: Ubuntu 16.04
Package: info2www 1.2.2.9-24
ProcVersionSignature: Ubuntu 4.4.0-31.50-generic 4.4.13
Uname: Linux 4.4.0-31-generic x86_64
ApportVersion: 2.20.1-0ubuntu2.14
Architecture: amd64
Date: Mon Dec 11 12:36:51 2017
ErrorMessage: subprocess installed pre-removal script returned error exit status 2
InstallationDate: Installed on 2016-09-16 (455 days ago)
InstallationMedia: Ubuntu 16.04.1 LTS "Xenial Xerus" - Release amd64 (20160719)
PackageArchitecture: all
RelatedPackageVersions:
 dpkg 1.18.4ubuntu1.3
 apt 1.2.24
SourcePackage: info2www
Title: package info2www 1.2.2.9-24 failed to install/upgrade: subprocess installed pre-removal script returned error exit status 2
UpgradeStatus: No upgrade log present (probably fresh install)