package tt-rss (not installed) failed to install/upgrade: Unterprozess installed tt-rss package post-installation script gab den Fehler-Ausgangsstatus 1 zurück

[erwe]

i am not very familar with sql-db etc and decided to withdraw the installation

ProblemType: Package
DistroRelease: Ubuntu 18.04
Package: tt-rss (not installed)
ProcVersionSignature: Ubuntu 4.15.0-32.35-generic 4.15.18
Uname: Linux 4.15.0-32-generic x86_64
ApportVersion: 2.20.9-0ubuntu7.2
Architecture: amd64
Date: Wed Aug 15 16:46:42 2018
ErrorMessage: Unterprozess installed tt-rss package post-installation script gab den Fehler-Ausgangsstatus 1 zurück
InstallationDate: Installed on 2018-01-12 (215 days ago)
InstallationMedia: Ubuntu 17.10 "Artful Aardvark" - Release amd64 (20171018)
Python3Details: /usr/bin/python3.6, Python 3.6.5, python3-minimal, 3.6.5-3ubuntu1
PythonDetails: /usr/bin/python2.7, Python 2.7.15rc1, python-minimal, 2.7.15~rc1-1
RelatedPackageVersions:
 dpkg 1.19.0.5ubuntu2
 apt 1.6.3
SourcePackage: tt-rss
Title: package tt-rss (not installed) failed to install/upgrade: Unterprozess installed tt-rss package post-installation script gab den Fehler-Ausgangsstatus 1 zurück
UpgradeStatus: Upgraded to bionic on 2018-07-25 (21 days ago)