package samba 2:4.9.2+dfsg-2ubuntu1 failed to install/upgrade: installed samba package post-installation script subprocess returned error exit status 1

[Battant]

Step to reproduce

on ubuntu 19.04
open software update
run updat updte
the update faild with this message :
The installation or removal of a software package failed.

the log details

sudo apt update && sudo apt dist-upgrade
[sudo] password for battant:
Hit:1 http://archive.canonical.com/ubuntu disco InRelease
Hit:2 http://archive.ubuntu.csg.uzh.ch/ubuntu disco InRelease
Hit:3 http://archive.ubuntu.csg.uzh.ch/ubuntu disco-updates InRelease
Hit:4 http://archive.ubuntu.csg.uzh.ch/ubuntu disco-backports InRelease
Hit:5 http://archive.ubuntu.csg.uzh.ch/ubuntu disco-security InRelease
Hit:6 http://security.ubuntu.com/ubuntu disco-security InRelease
Hit:7 http://archive.ubuntu.csg.uzh.ch/ubuntu disco-proposed InRelease
Reading package lists... Done
Building dependency tree
Reading state information... Done
2 packages can be upgraded. Run 'apt list --upgradable' to see them.
Reading package lists... Done
Building dependency tree
Reading state information... Done
Calculating upgrade... Done
The following packages have been kept back:
  libsane-common libsane-dev
0 upgraded, 0 newly installed, 0 to remove and 2 not upgraded.
1 not fully installed or removed.
After this operation, 0 B of additional disk space will be used.
Do you want to continue? [Y/n] y
Setting up samba (2:4.9.2+dfsg-2ubuntu1) ...
Samba is not being run as an AD Domain Controller: Masking samba-ad-dc.service
Please ignore the following error about deb-systemd-helper not finding those services.
(samba-ad-dc.service already masked)
Job for smbd.service failed because the control process exited with error code.
See "systemctl status smbd.service" and "journalctl -xe" for details.
invoke-rc.d: initscript smbd, action "restart" failed.
● smbd.service - Samba SMB Daemon
   Loaded: loaded (/lib/systemd/system/smbd.service; enabled; vendor preset: enabled)
   Active: failed (Result: exit-code) since Fri 2018-11-30 18:41:32 CET; 6ms ago
     Docs: man:smbd(8)
           man:samba(7)
           man:smb.conf(5)
  Process: 24277 ExecStart=/usr/sbin/smbd --foreground --no-process-group $SMBDOPTIONS (code=exited, status=255)
 Main PID: 24277 (code=exited, status=255)

nov. 30 18:41:32 battant-why systemd[1]: Starting Samba SMB Daemon...
nov. 30 18:41:32 battant-why systemd[1]: smbd.service: Main process exited, code=exited, status=255/n/a
nov. 30 18:41:32 battant-why systemd[1]: smbd.service: Failed with result 'exit-code'.
nov. 30 18:41:32 battant-why systemd[1]: Failed to start Samba SMB Daemon.
dpkg: error processing package samba (--configure):
 installed samba package post-installation script subprocess returned error exit status 1
Processing triggers for libc-bin (2.28-0ubuntu1) ...
Errors were encountered while processing:
 samba
E: Sub-process /usr/bin/dpkg returned an error code (1)

Could you help me please to fix this issus

Best regards

Battant

ProblemType: Package
DistroRelease: Ubuntu 19.04
Package: samba 2:4.9.2+dfsg-2ubuntu1
ProcVersionSignature: Ubuntu 4.18.0-9.10-generic 4.18.12
Uname: Linux 4.18.0-9-generic x86_64
ApportVersion: 2.20.10-0ubuntu14
Architecture: amd64
Date: Fri Nov 30 18:30:21 2018
ErrorMessage: installed samba package post-installation script subprocess returned error exit status 1
InstallationDate: Installed on 2018-09-04 (87 days ago)
InstallationMedia: Ubuntu 18.10 "Cosmic Cuttlefish" - Alpha amd64 (20180822)
NmbdLog:

Python3Details: /usr/bin/python3.7, Python 3.7.1, python3-minimal, 3.7.1-1ubuntu1
PythonDetails: /usr/bin/python2.7, Python 2.7.15+, python-minimal, 2.7.15-3
RelatedPackageVersions:
 dpkg 1.19.2ubuntu1
 apt 1.8.0~alpha2ubuntu1
SambaServerRegression: No
SmbConfIncluded: Yes
SmbLog:
 create_local_token failed: NT_STATUS_ACCESS_DENIED
   ERROR: failed to setup guest info.
   create_local_token failed: NT_STATUS_ACCESS_DENIED
   ERROR: failed to setup guest info.
SourcePackage: samba
TestparmExitCode: 0
Title: package samba 2:4.9.2+dfsg-2ubuntu1 failed to install/upgrade: installed samba package post-installation script subprocess returned error exit status 1
UpgradeStatus: No upgrade log present (probably fresh install)
WindowsFailedConnect: Yes