package bash 4.3-14ubuntu1.2 failed to install/upgrade: package is in a very bad inconsistent state; you should reinstall it before attempting configuration

the problem appeared when i tried to install the latest updates.

ProblemType: Package
DistroRelease: Ubuntu 16.04
Package: bash 4.3-14ubuntu1.2
ProcVersionSignature: Ubuntu 4.4.0-78.99-generic 4.4.62
Uname: Linux 4.4.0-78-generic x86_64
NonfreeKernelModules: nvidia_uvm nvidia_drm nvidia_modeset nvidia
ApportVersion: 2.20.1-0ubuntu2.5
Architecture: amd64
Date: Thu May 18 11:35:37 2017
DpkgTerminalLog:
 dpkg: error processing package bash (--configure):
  package is in a very bad inconsistent state; you should
  reinstall it before attempting configuration
ErrorMessage: package is in a very bad inconsistent state; you should reinstall it before attempting configuration
InstallationDate: Installed on 2016-10-17 (212 days ago)
InstallationMedia: Ubuntu 16.04.1 LTS "Xenial Xerus" - Release amd64 (20160719)
RelatedPackageVersions:
 dpkg 1.18.4ubuntu1.2
 apt 1.2.20
SourcePackage: bash
Title: package bash 4.3-14ubuntu1.2 failed to install/upgrade: package is in a very bad inconsistent state; you should reinstall it before attempting configuration
UpgradeStatus: No upgrade log present (probably fresh install)