package libext2fs2:amd64 1.44.1-1 failed to install/upgrade: il pacchetto libext2fs2:amd64 non è pronto per la configurazione impossibile configurarlo (stato corrente "half-installed")

[mat]

after trying to backup

ProblemType: Package
DistroRelease: Ubuntu 18.04
Package: libext2fs2:amd64 1.44.1-1
ProcVersionSignature: Ubuntu 4.15.0-43.46-generic 4.15.18
Uname: Linux 4.15.0-43-generic x86_64
NonfreeKernelModules: lkp_Ubuntu_4_15_0_43_46_generic_47
ApportVersion: 2.20.9-0ubuntu7.5
Architecture: amd64
Date: Sat Feb 9 18:10:45 2019
Dependencies:
 gcc-8-base 8.2.0-1ubuntu2~18.04
 libc6 2.27-3ubuntu1
 libgcc1 1:8.2.0-1ubuntu2~18.04
DpkgHistoryLog:
 Start-Date: 2019-02-09 18:10:45
 Commandline: packagekit role='install-packages'
 Requested-By: acerlap (1000)
 Install: python-six:amd64 (1.11.0-2, automatic), python-gi:amd64 (3.26.1-2), python-fasteners:amd64 (0.12.0-3, automatic), python-monotonic:amd64 (1.1-2, automatic), python-lockfile:amd64 (1:0.12.2-2, automatic), librsync1:amd64 (0.9.7-10build1, automatic), duplicity:amd64 (0.7.17-0ubuntu1)
DpkgTerminalLog:
 dpkg: errore nell'elaborare il pacchetto libext2fs2:amd64 (--configure):
  il pacchetto libext2fs2:amd64 non è pronto per la configurazione
  impossibile configurarlo (stato corrente "half-installed")
ErrorMessage: il pacchetto libext2fs2:amd64 non è pronto per la configurazione impossibile configurarlo (stato corrente "half-installed")
Python3Details: /usr/bin/python3.6, Python 3.6.7, python3-minimal, 3.6.7-1~18.04
PythonDetails: /usr/bin/python2.7, Python 2.7.15rc1, python-minimal, 2.7.15~rc1-1
RelatedPackageVersions:
 dpkg 1.19.0.5ubuntu2.1
 apt 1.6.6
SourcePackage: e2fsprogs
Title: package libext2fs2:amd64 1.44.1-1 failed to install/upgrade: il pacchetto libext2fs2:amd64 non è pronto per la configurazione impossibile configurarlo (stato corrente "half-installed")
UpgradeStatus: No upgrade log present (probably fresh install)