Upgrade 2 to 3 to 4 - Error - Now in English

apt-get upgrade
Paketlisten werden gelesen... Fertig
Abhängigkeitsbaum wird aufgebaut.
Statusinformationen werden eingelesen.... Fertig
Paketaktualisierung (Upgrade) wird berechnet... Fertig
0 aktualisiert, 0 neu installiert, 0 zu entfernen und 0 nicht aktualisiert.
2 nicht vollständig installiert oder entfernt.
Nach dieser Operation werden 0 B Plattenplatz zusätzlich benutzt.
Möchten Sie fortfahren? [J/n] j
php7.0-fpm (7.0.27-0+deb9u1) wird eingerichtet ...
Job for php7.0-fpm.service failed because the control process exited with error code.
See "systemctl status php7.0-fpm.service" and "journalctl -xe" for details.
invoke-rc.d: initscript php7.0-fpm, action "start" failed.
● php7.0-fpm.service - The PHP 7.0 FastCGI Process Manager
   Loaded: loaded (/lib/systemd/system/php7.0-fpm.service; enabled; vendor preset: enabled)
   Active: failed (Result: exit-code) since Mon 2018-03-05 07:51:08 CET; 10ms ago
     Docs: man:php-fpm7.0(8)
  Process: 26035 ExecStart=/usr/sbin/php-fpm7.0 --nodaemonize --fpm-config /etc/php/7.0/fpm/php-fpm.conf (code=exited, status=78)
 Main PID: 26035 (code=exited, status=78)


Mär 05 07:51:08 media systemd[1]: Starting The PHP 7.0 FastCGI Process Man…r...
Mär 05 07:51:08 media php-fpm7.0[26035]: [05-Mar-2018 07:51:08] ERROR: [poo…ui'
Mär 05 07:51:08 media php-fpm7.0[26035]: [05-Mar-2018 07:51:08] ERROR: FPM …led
Mär 05 07:51:08 media systemd[1]: php7.0-fpm.service: Main process exited,…/n/a
Mär 05 07:51:08 media systemd[1]: Failed to start The PHP 7.0 FastCGI Proc…ger.
Mär 05 07:51:08 media systemd[1]: php7.0-fpm.service: Unit entered failed …ate.
Mär 05 07:51:08 media systemd[1]: php7.0-fpm.service: Failed with result '…de'.
Hint: Some lines were ellipsized, use -l to show in full.
dpkg: Fehler beim Bearbeiten des Paketes php7.0-fpm (--configure):
 Unterprozess installiertes post-installation-Skript gab den Fehlerwert 1 zurück
openmediavault (4.1.0-1) wird eingerichtet ...
Updating configuration database ...
chown: invalid group: ':openmediavault-config'
ERROR: Failed to create the default configuration: Command '['/usr/share/openmediavault/confdb/create.d/conf.sh']' returned non-zero exit status 1
dpkg: Fehler beim Bearbeiten des Paketes openmediavault (--configure):
 Unterprozess installiertes post-installation-Skript gab den Fehlerwert 1 zurück
Fehler traten auf beim Bearbeiten von:
 php7.0-fpm
 openmediavault
Exception ignored in: <function WeakValueDictionary.__init__.<locals>.remove at 0x7fa607569730>
Traceback (most recent call last):
  File "/usr/lib/python3.5/weakref.py", line 117, in remove
TypeError: 'NoneType' object is not callable
Exception ignored in: <function WeakValueDictionary.__init__.<locals>.remove at 0x7fa607569730>
Traceback (most recent call last):
  File "/usr/lib/python3.5/weakref.py", line 117, in remove
TypeError: 'NoneType' object is not callable
E: Sub-process /usr/bin/dpkg returned an error code (1)

Mär 20 16:21:25 media collectd[30042]: rrdcached plugin: Failed to connect to RRDCacheD at unix:/var/run/rrdcached.sock: Unable to connect to rrdcached: No such file or directory (status=2)
Mär 20 16:21:25 media collectd[30042]: rrdcached plugin: Failed to connect to RRDCacheD at unix:/var/run/rrdcached.sock: Unable to connect to rrdcached: No such file or directory (status=2)
Mär 20 16:21:25 media monit[29626]: 'omv-engined' failed to start (exit status 0) -- '/etc/init.d/openmediavault-engined start': Starting OpenMediaVault engine daemon: ERROR.
Mär 20 16:21:25 media monit[29626]: 'collectd' process is not running
Mär 20 16:21:25 media monit[29626]: 'collectd' trying to restart
Mär 20 16:21:25 media monit[29626]: 'collectd' start: '/etc/init.d/collectd start'
Mär 20 16:21:27 media php7.0-fpm[914]: php_invoke ctype: already enabled for PHP 7.0 fpm sapi
Mär 20 16:21:27 media php7.0-fpm[946]: php_invoke shmop: already enabled for PHP 7.0 fpm sapi
Mär 20 16:21:27 media php7.0-fpm[978]: php_invoke exif: already enabled for PHP 7.0 fpm sapi
Mär 20 16:21:27 media php7.0-fpm[1009]: php_invoke ftp: already enabled for PHP 7.0 fpm sapi
Mär 20 16:21:27 media php7.0-fpm[1040]: php_invoke fileinfo: already enabled for PHP 7.0 fpm sapi
Mär 20 16:21:27 media php7.0-fpm[1071]: php_invoke wddx: already enabled for PHP 7.0 fpm sapi
Mär 20 16:21:27 media php7.0-fpm[1102]: php_invoke sysvsem: already enabled for PHP 7.0 fpm sapi
Mär 20 16:21:27 media php7.0-fpm[1133]: php_invoke mbstring: already enabled for PHP 7.0 fpm sapi
Mär 20 16:21:27 media php7.0-fpm[1164]: php_invoke json: already enabled for PHP 7.0 fpm sapi
Mär 20 16:21:27 media php7.0-fpm[1195]: php_invoke xmlwriter: already enabled for PHP 7.0 fpm sapi
Mär 20 16:21:27 media php7.0-fpm[1226]: php_invoke posix: already enabled for PHP 7.0 fpm sapi
Mär 20 16:21:27 media php7.0-fpm[1257]: php_invoke pdo: already enabled for PHP 7.0 fpm sapi
Mär 20 16:21:27 media php7.0-fpm[1288]: php_invoke sockets: already enabled for PHP 7.0 fpm sapi
Mär 20 16:21:27 media php7.0-fpm[1319]: php_invoke sysvmsg: already enabled for PHP 7.0 fpm sapi
Mär 20 16:21:27 media php7.0-fpm[1350]: php_invoke readline: already enabled for PHP 7.0 fpm sapi
Mär 20 16:21:27 media php7.0-fpm[1381]: php_invoke opcache: already enabled for PHP 7.0 fpm sapi
Mär 20 16:21:27 media php7.0-fpm[1412]: php_invoke xsl: already enabled for PHP 7.0 fpm sapi
Mär 20 16:21:27 media php7.0-fpm[1443]: php_invoke xmlreader: already enabled for PHP 7.0 fpm sapi
Mär 20 16:21:27 media php7.0-fpm[1474]: php_invoke phar: already enabled for PHP 7.0 fpm sapi
Mär 20 16:21:27 media php7.0-fpm[1505]: php_invoke sysvshm: already enabled for PHP 7.0 fpm sapi
Mär 20 16:21:27 media php7.0-fpm[1536]: php_invoke dom: already enabled for PHP 7.0 fpm sapi
Mär 20 16:21:27 media php7.0-fpm[1567]: php_invoke simplexml: already enabled for PHP 7.0 fpm sapi
Mär 20 16:21:27 media php7.0-fpm[1598]: php_invoke gettext: already enabled for PHP 7.0 fpm sapi
Mär 20 16:21:27 media php7.0-fpm[1629]: php_invoke tokenizer: already enabled for PHP 7.0 fpm sapi
Mär 20 16:21:27 media php7.0-fpm[1660]: php_invoke bcmath: already enabled for PHP 7.0 fpm sapi
Mär 20 16:21:27 media php7.0-fpm[1691]: php_invoke iconv: already enabled for PHP 7.0 fpm sapi
Mär 20 16:21:27 media php7.0-fpm[1722]: php_invoke calendar: already enabled for PHP 7.0 fpm sapi
Mär 20 16:21:27 media php7.0-fpm[1753]: php_invoke xml: already enabled for PHP 7.0 fpm sapi
Mär 20 16:21:27 media systemd[1]: Reloading.
Mär 20 16:21:27 media systemd[1]: systemd-shutdownd.socket: Socket unit configuration has changed while unit has been running, no open socket file descriptor left. The socket unit is not functional until restarted.
Mär 20 16:21:27 media systemd[1]: Reloading.
Mär 20 16:21:28 media systemd[1]: systemd-shutdownd.socket: Socket unit configuration has changed while unit has been running, no open socket file descriptor left. The socket unit is not functional until restarted.
Mär 20 16:21:28 media systemd[1]: Starting The PHP 7.0 FastCGI Process Manager...
-- Subject: Unit php7.0-fpm.service has begun start-up
-- Defined-By: systemd
-- Support: https://www.debian.org/support
--
-- Unit php7.0-fpm.service has begun starting up.
Mär 20 16:21:28 media php-fpm7.0[1804]: [20-Mar-2018 16:21:28] ERROR: [pool openmediavault-webgui] cannot get uid for user 'openmediavault-webgui'
Mär 20 16:21:28 media php-fpm7.0[1804]: [20-Mar-2018 16:21:28] ERROR: FPM initialization failed
Mär 20 16:21:28 media systemd[1]: php7.0-fpm.service: Main process exited, code=exited, status=78/n/a
Mär 20 16:21:28 media systemd[1]: Failed to start The PHP 7.0 FastCGI Process Manager.
-- Subject: Unit php7.0-fpm.service has failed
-- Defined-By: systemd
-- Support: https://www.debian.org/support
--
-- Unit php7.0-fpm.service has failed.
--
-- The result is failed.
Mär 20 16:21:28 media systemd[1]: php7.0-fpm.service: Unit entered failed state.
Mär 20 16:21:28 media systemd[1]: php7.0-fpm.service: Failed with result 'exit-code'.