package cryptsetup 2:1.6.1-1ubuntu7 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1

[pino]

During terminal apt-get update, ... upgrade, ... dist-upgrade.

ProblemType: Package
DistroRelease: Ubuntu 15.04
Package: cryptsetup 2:1.6.1-1ubuntu7
ProcVersionSignature: Ubuntu 3.19.0-10.10-generic 3.19.2
Uname: Linux 3.19.0-10-generic x86_64
ApportVersion: 2.17-0ubuntu1
Architecture: amd64
CasperVersion: 1.358
Date: Fri Apr 3 16:36:08 2015
DuplicateSignature: package:cryptsetup:2:1.6.1-1ubuntu7:subprocess installed post-installation script returned error exit status 1
ErrorMessage: subprocess installed post-installation script returned error exit status 1
LiveMediaBuild: Ubuntu 15.04 "Vivid Vervet" - Beta amd64 (20150326)
RelatedPackageVersions:
 dpkg 1.17.24ubuntu1
 apt 1.0.9.7ubuntu3
SourcePackage: cryptsetup
Title: package cryptsetup 2:1.6.1-1ubuntu7 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1
UpgradeStatus: No upgrade log present (probably fresh install)
crypttab: # <target name> <source device> <key file> <options>
fstab:
 overlay / overlay rw 0 0
 tmpfs /tmp tmpfs nosuid,nodev 0 0
 /dev/sda5 swap swap defaults 0 0