package python-crypto 2.6.1-4build1 failed to install/upgrade: subprocess new pre-removal script returned error exit status 126

[Abdul Khan]

I tried updating ubuntu and then i got this error.

ProblemType: Package
DistroRelease: Ubuntu 14.04
Package: python-crypto 2.6.1-4build1
ProcVersionSignature: Ubuntu 3.19.0-61.69~14.04.1-generic 3.19.8-ckt21
Uname: Linux 3.19.0-61-generic x86_64
ApportVersion: 2.14.1-0ubuntu3.19
Architecture: amd64
Date: Fri Apr 27 18:49:42 2018
DuplicateSignature: package:python-crypto:2.6.1-4build1:subprocess new pre-removal script returned error exit status 126
ErrorMessage: subprocess new pre-removal script returned error exit status 126
InstallationDate: Installed on 2016-05-15 (712 days ago)
InstallationMedia: Ubuntu 14.04.3 LTS "Trusty Tahr" - Beta amd64 (20150805)
RelatedPackageVersions:
 dpkg 1.17.5ubuntu5.6
 apt 1.0.1ubuntu2.14
SourcePackage: python-crypto
Title: package python-crypto 2.6.1-4build1 failed to install/upgrade: subprocess new pre-removal script returned error exit status 126
UpgradeStatus: Upgraded to trusty on 2018-04-27 (0 days ago)

[Abdul Khan (megaman408)]

I seek your assistance in resolving this issue

[Sebastian Ramacher (s-ramacher)]

It seems you managed to break your python installation. pyclean is provided by python-minimal - you could try re-installing it.

[Launchpad Janitor (janitor)]

[Expired for python-crypto (Ubuntu) because there has been no activity for 60 days.]