package automysqlbackup 2.6+debian.3-1ubuntu1 failed to install/upgrade: subprocess installed post-installation script returned error exit status 2

[JYAMED MEDICINA INTEGRAL]

Every time I install an actuallization of the system this message appears.

ProblemType: Package
DistroRelease: Ubuntu 14.04
Package: automysqlbackup 2.6+debian.3-1ubuntu1
ProcVersionSignature: Ubuntu 3.13.0-74.118-generic 3.13.11-ckt30
Uname: Linux 3.13.0-74-generic i686
ApportVersion: 2.14.1-0ubuntu3.19
Architecture: i386
Date: Thu Feb 18 08:39:35 2016
DuplicateSignature: package:automysqlbackup:2.6+debian.3-1ubuntu1:subprocess installed post-installation script returned error exit status 2
ErrorMessage: subprocess installed post-installation script returned error exit status 2
InstallationDate: Installed on 2014-09-16 (519 days ago)
InstallationMedia: Ubuntu 14.04.1 LTS "Trusty Tahr" - Release i386 (20140722.2)
PackageArchitecture: all
RelatedPackageVersions:
 dpkg 1.17.5ubuntu5.5
 apt 1.0.1ubuntu2.11
SourcePackage: automysqlbackup
Title: package automysqlbackup 2.6+debian.3-1ubuntu1 failed to install/upgrade: subprocess installed post-installation script returned error exit status 2
UpgradeStatus: No upgrade log present (probably fresh install)
mtime.conffile..etc.default.automysqlbackup: 2014-12-06T11:51:21.701394