Adobe Connect Support Blog

Enhanced Audio/Video Server Installation Fails | Adobe Connect

ISSUE DESCRIPTION: Enhanced Audio/Video server installation fails (On-Premise only)


  • Adobe Connect On-premise
  • Adobe Connect version 12.4.1, 12.5, 12.5.1

BACKGROUND: Attempting to install 12.4.1 when I try to run bash then it shows an error:

During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File “/home/bishwajit/ncc-onprem-installer/”, line 5, in
from Installer import create_containers

File “/home/bishwajit/ncc-onprem-installer/Installer/”, line 1, in
from Installer.liveswitch import media_server, sip_server, gateway_server
File “/home/bishwajit/ncc-onprem-installer/Installer/liveswitch/”, line 2, in
from Installer.utils import config, docker_utils
File “/home/bishwajit/ncc-onprem-installer/Installer/utils/”, line 7, in
client = docker.from_env()
File “/home/bishwajit/ncc-onprem-installer/lib/python3.9/site-packages/docker/”, line 96, in from_env
return cls(
File “/home/bishwajit/ncc-onprem-installer/lib/python3.9/site-packages/docker/”, line 45, in init
self.api = APIClient(*args, **kwargs)
File “/home/bishwajit/ncc-onprem-installer/lib/python3.9/site-packages/docker/api/”, line 197, in init
self._version = self._retrieve_server_version()
File “/home/bishwajit/ncc-onprem-installer/lib/python3.9/site-packages/docker/api/”, line 221, in _retrieve_server_version
raise DockerException(

docker.errors.DockerException: Error while fetching server API version: (‘Connection aborted.’, FileNotFoundError(2, ‘No such file or directory’))


1. On RHEL server type export XDG_RUNTIME_DIR=/run/user/`id -u`

2. Type systemctl –user enable –now podman.socket

3.  Navigate to ncc-onprem-installer directory by typing cd  ~/ncc-onprem-installer/

4. Type Run

Enhanced Audio/Video Server, Install