Error with ownCloud app installation

Hi to all, i have a problem with the installation of owncloud and nextcloud ( i didn’t try with the other apps ) every time the installation fail … this is the log. it’s seem a problem of a docker whene try to inizialize the image

thanks to all

univention-app install owncloud
Going to install ownCloud (10.3.2-1)
Password for Administrator:
[01.PRE_INST] folder declaration
[01.PRE_INST] folder creation
[01.PRE_INST] enable logging
[01.PRE_INST] Test for broken ownCloud installation and fix it to enable updating
[01.PRE_INST] read environment variables
[01.PRE_INST] look for binddn and bindpwdfile
[01.PRE_INST] configure mariadb
Not updating mysql/config/mysqld/innodb_large_prefix
Not updating mysql/config/mysqld/innodb_file_format
Not updating mysql/config/mysqld/innodb_file_per_table
[01.PRE_INST] Check if owncloud 9 was installed previously
[01.PRE_INST] Base configuration for ownCloud
[01.PRE_INST] getting ldap password
Not updating owncloud/user/enabled
Not updating owncloud/group/enabled
Not updating owncloud/ldap/base
Not updating owncloud/ldap/loginFilter
Not updating owncloud/ldap/userFilter
Not updating owncloud/ldap/groupFilter
Not updating owncloud/ldap/internalNameAttribute
Not updating owncloud/ldap/userUuid
Not updating owncloud/ldap/groupUuid
Not updating owncloud/ldap/emailAttribute
Not updating owncloud/ldap/memberAssoc
Not updating owncloud/ldap/user/quotaAttribute
Not updating owncloud/ldap/base/users
Not updating owncloud/ldap/base/groups
Not updating owncloud/ldap/search/users
Not updating owncloud/ldap/search/groups
[01.PRE_INST] Check if this is a migration from 9.1
[01.PRE_INST] no previous installation found
[01.PRE_INST] Updating Icon Image for ownCloud docs
Create ucs/web/overview/entries/admin/owncloud-admindoc/icon
Module: create_portal_entries
Create ucs/web/overview/entries/admin/owncloud-userdoc/icon
Module: create_portal_entries
Cannot run command: 4.3/owncloud=10.3.2-1 is not running in a container
Cannot run command: 4.3/owncloud=10.3.2-1 is not running in a container
ownCloud 10.0

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Creating data directories for owncloud…
Copying /var/cache/univention-appcenter/appcenter.software-univention.de/4.3/owncloud_20200102091547.schema
Registering UCR for owncloud
Marking 4.3/owncloud=10.3.2-1 as installed
File: /etc/univention/service.info/services/univention-appcenter.cfg
Multifile: /etc/postgresql/9.6/main/pg_hba.conf
File: /usr/share/univention-portal/apps.json
Setting ports for apache proxy
Multifile: /etc/apache2/sites-available/000-default.conf
Multifile: /etc/apache2/sites-available/default-ssl.conf
File: /etc/apache2/sites-available/univention-letsencrypt.conf
Adding localhost to LDAP object
Setting overview variables
Module: create_portal_entries
Reloading apache2 configuration (via systemctl): apache2.service.
univention-mysql è già stato impostato come installato manualmente.
Creating database for 4.3/owncloud=10.3.2-1
Password for owncloud database in /etc/owncloud.secret
Registering schema /usr/share/univention-appcenter/apps/owncloud/owncloud.schema
INFO: No change of core data of object owncloud.
No modification: cn=owncloud,cn=ldapschema,cn=univention,dc=arc,dc=loc

Object modified: cn=owncloud,cn=ldapschema,cn=univention,dc=arc,dc=loc

Waiting for activation of the extension object owncloud: OK
Registering the container host owncl-67722442 for owncloud
Verifying Docker registry manifest for app image docker.software-univention.de/owncloud-owncloud:10.3.2-1
Downloading app images
Running command: docker-compose -p owncloud pull
Some networks were defined but are not used by any service: appcenter_net
Pulling redis … done
Pulling owncloud … done

Initializing app image
Running command: docker-compose -p owncloud up -d --no-build --no-recreate
Some networks were defined but are not used by any service: appcenter_net
stat /var/lib/docker/overlay2/e02f91b47205c5a635073aff747444e3ce0f1806072887fa8e81177d764ccddc: no such file or directory
Command docker-compose -p owncloud up -d --no-build --no-recreate failed with: Some networks were defined but are not used by any service: appcenter_net
stat /var/lib/docker/overlay2/e02f91b47205c5a635073aff747444e3ce0f1806072887fa8e81177d764ccddc: no such file or directory (1)
Some networks were defined but are not used by any service: appcenter_net
stat /var/lib/docker/overlay2/e02f91b47205c5a635073aff747444e3ce0f1806072887fa8e81177d764ccddc: no such file or directory

Aborting…
Going to remove ownCloud (10.3.2-1)
[PRE_RM]
Configuring 4.3/owncloud=10.3.2-1
Some networks were defined but are not used by any service: appcenter_net
Some networks were defined but are not used by any service: appcenter_net
Some networks were defined but are not used by any service: appcenter_net
Some networks were defined but are not used by any service: appcenter_net
Removing localhost from LDAP object
File: /etc/univention/service.info/services/univention-appcenter.cfg
File: /usr/share/univention-portal/apps.json
Module: create_portal_entries
File: /etc/apache2/sites-available/univention-letsencrypt.conf
Multifile: /etc/apache2/sites-available/000-default.conf
Multifile: /etc/apache2/sites-available/default-ssl.conf
Multifile: /etc/postgresql/9.6/main/pg_hba.conf
Reloading apache2 configuration (via systemctl): apache2.service.
Installing join script /var/cache/univention-appcenter/appcenter.software-univention.de/4.3/owncloud_20200102091547.uinst
univention-run-join-scripts: runs all join scripts existing on local computer.
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