package sddm 0.11.0-0ubuntu10 failed to install/upgrade: подпроцесс установлен сценарий post-removal возвратил код ошибки 1

Can't delete sddm on (K)Ubuntu 15.04 upgraded from 14.10

ProblemType: Package
DistroRelease: Ubuntu 15.04
Package: sddm 0.11.0-0ubuntu10
ProcVersionSignature: Ubuntu 3.19.0-15.15-generic 3.19.3
Uname: Linux 3.19.0-15-generic x86_64
ApportVersion: 2.17.2-0ubuntu1
AptOrdering:
 sddm: Purge
 NULL: ConfigurePending
Architecture: amd64
Date: Tue Apr 28 20:51:01 2015
ErrorMessage: подпроцесс установлен сценарий post-removal возвратил код ошибки 1
InstallationDate: Installed on 2014-11-13 (166 days ago)
InstallationMedia: Ubuntu 14.10 "Utopic Unicorn" - Release amd64 (20141022.1)
RelatedPackageVersions:
 dpkg 1.17.25ubuntu1
 apt 1.0.9.7ubuntu4
SourcePackage: sddm
Title: package sddm 0.11.0-0ubuntu10 failed to install/upgrade: подпроцесс установлен сценарий post-removal возвратил код ошибки 1
UpgradeStatus: Upgraded to vivid on 2015-04-25 (2 days ago)