package pkg-config 0.29.1-0ubuntu1 failed to install/upgrade: subprocess installed post-installation script returned error exit status 127

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ProblemType: Package
DistroRelease: Ubuntu 16.04
Package: pkg-config 0.29.1-0ubuntu1
ProcVersionSignature: Ubuntu 3.2.0-45.70-generic 3.2.44
Uname: Linux 3.2.0-45-generic x86_64
ApportVersion: 2.20.1-0ubuntu2.1
Architecture: amd64
Date: Fri Aug 26 11:16:25 2016
DuplicateSignature:
 package:pkg-config:0.29.1-0ubuntu1
 Setting up pkg-config (0.29.1-0ubuntu1) ...
 /usr/bin/perl: symbol lookup error: /root/perl5/lib/perl5/x86_64-linux-gnu-thread-multi/auto/Encode/Encode.so: undefined symbol: Perl_xs_apiversion_bootcheck
 dpkg: error processing package pkg-config (--configure):
  subprocess installed post-installation script returned error exit status 127
ErrorMessage: subprocess installed post-installation script returned error exit status 127
InstallationDate: Installed on 2012-09-09 (1446 days ago)
InstallationMedia: Ubuntu-Server 12.04.1 LTS "Precise Pangolin" - Release amd64 (20120817.3)
RelatedPackageVersions:
 dpkg 1.18.4ubuntu1.1
 apt 1.2.12~ubuntu16.04.1
SourcePackage: pkg-config
Title: package pkg-config 0.29.1-0ubuntu1 failed to install/upgrade: subprocess installed post-installation script returned error exit status 127
UpgradeStatus: Upgraded to xenial on 2016-08-26 (0 days ago)