authentication while downloading windows TTF font crashes

Some applications require MS Windows TTF fonts (don't remember which one anymore,Wine maybe).
Periodically a scripts runs to download those fonts.
The script requires authentication.
Authentication box show on screen but prints at once "Failed."
When typing credentials in, they are denied.
Leave the authentication box produces the crash.

ProblemType: Package
DistroRelease: Ubuntu 18.04
Package: ubuntu-app-launch 0.5+15.10.20150817-0ubuntu3
ProcVersionSignature: Ubuntu 4.15.0-43.46-generic 4.15.18
Uname: Linux 4.15.0-43-generic x86_64
ApportVersion: 2.20.9-0ubuntu7.5
Architecture: amd64
Date: Thu Jan 3 21:32:52 2019
ErrorMessage: there is no script in the new version of the package - giving up
InstallationDate: Installed on 2015-12-13 (1117 days ago)
InstallationMedia: Ubuntu 15.10 "Wily Werewolf" - Release amd64 (20151021)
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: ubuntu-app-launch
Title: package ubuntu-app-launch 0.5+15.10.20150817-0ubuntu3 failed to install/upgrade: there is no script in the new version of the package - giving up
UpgradeStatus: Upgraded to bionic on 2019-01-03 (0 days ago)