package install-info 4.13a.dfsg.1-10ubuntu4 failed to install/upgrade: subprocess installed post-installation script returned error exit status 32

package install-info 4.13a.dfsg.1-10ubuntu4 failed to install/upgrade: subprocess installed post-installation script returned error exit status 32

ProblemType: Package
DistroRelease: Ubuntu 13.04
Package: install-info 4.13a.dfsg.1-10ubuntu4
ProcVersionSignature: Ubuntu 3.8.0-23.34-generic 3.8.11
Uname: Linux 3.8.0-23-generic x86_64
ApportVersion: 2.9.2-0ubuntu8.1
Architecture: amd64
Date: Sat Dec 21 18:06:58 2013
DpkgHistoryLog:
 Start-Date: 2013-12-21 18:06:58
 Commandline: apt-get install xrdp
 Install: xbase-clients:amd64 (7.7+1ubuntu4, automatic), vnc4server:amd64 (4.1.1+xorg4.3.0-37ubuntu5, automatic), xrdp:amd64 (0.6.0-1)
DpkgTerminalLog:
 Setting up install-info (4.13a.dfsg.1-10ubuntu4) ...
 mount: /dev/sdb1 already mounted or /media/bigdrive busy
 mount: according to mtab, /dev/sdb1 is already mounted on /media/bigdrive
 dpkg: error processing install-info (--configure):
  subprocess installed post-installation script returned error exit status 32
DuplicateSignature: package:install-info:4.13a.dfsg.1-10ubuntu4:subprocess installed post-installation script returned error exit status 32
ErrorMessage: subprocess installed post-installation script returned error exit status 32
InstallationDate: Installed on 2013-05-10 (229 days ago)
InstallationMedia: This
MarkForUpload: True
SourcePackage: texinfo
Title: package install-info 4.13a.dfsg.1-10ubuntu4 failed to install/upgrade: subprocess installed post-installation script returned error exit status 32
UpgradeStatus: No upgrade log present (probably fresh install)