Can't use an undefined value as an ARRAY reference at /usr/share/perl5/KasmVNC/Config.pm line 34.

[victory460]

Describe the bug
A clear and concise description of what the issue is.

Follow this kasmweb/centos-7-desktop, I try it.

# docker run --rm -it --shm-size=2512m -p 6901:6901 -e VNC_PW=password kasmweb/centos-7-desktop:1.12.0-rolling
+ DEFAULT_PROFILE_HOME=/home/kasm-default-profile
+ PROFILE_SYNC_DIR=/kasm_profile_sync
+ '[' -f /home/kasm-user/.bashrc ']'
+ echo 'Profile Sync Directory Does Not Exist. No Sync will occur'
Profile Sync Directory Does Not Exist. No Sync will occur
+ copy_default_profile_to_home
+ echo 'Copying default profile to home directory'
Copying default profile to home directory
+ cp -rp /home/kasm-default-profile/. /home/kasm-user/
+ ls -la /home/kasm-user
total 8
drwxrwxrwx 1 kasm-user root       119 Mar 17 07:14 .
drwxr-xr-x 1 root      root        23 Mar 17 05:10 ..
-rw-rw-rw- 1 kasm-user kasm-user   43 Mar 17 05:10 .bashrc
drwxrwxrwx 3 kasm-user kasm-user   21 Mar 17 07:14 .cache
drwxrwxrwx 3 kasm-user kasm-user   54 Mar 17 07:13 .config
drwxrwxrwx 2 kasm-user kasm-user   60 Mar 17 07:13 .gnupg
drwxrwxrwx 4 kasm-user kasm-user   39 Mar 17 07:14 .mozilla
drwxrwxrwx 3 kasm-user kasm-user   19 Mar 17 05:03 .pki
-rw-rw-rw- 1 kasm-user kasm-user 1024 Mar 17 05:08 .rnd
drwxrwxrwx 2 kasm-user kasm-user   85 Mar 17 07:15 Desktop
+ verify_profile_config
+ echo 'Verifying Uploads/Downloads Configurations'
Verifying Uploads/Downloads Configurations
+ mkdir -p /home/kasm-user/Uploads
+ '[' -d /home/kasm-user/Desktop/Uploads ']'
+ echo 'Creating Uploads Desktop Symlink'
Creating Uploads Desktop Symlink
+ ln -sf /home/kasm-user/Uploads /home/kasm-user/Desktop/Uploads
+ mkdir -p /home/kasm-user/Downloads
+ '[' -d /home/kasm-user/Desktop/Downloads ']'
+ echo 'Creating Download Desktop Symlink'
Creating Download Desktop Symlink
+ ln -sf /home/kasm-user/Downloads /home/kasm-user/Desktop/Downloads
+ '[' -d /usr/share/kasmvnc/Downloads/Downloads ']'
+ echo 'Creating Downloads RX Symlink'
Creating Downloads RX Symlink
+ ln -sf /home/kasm-user/Downloads /usr/share/kasmvnc/www/Downloads/Downloads
+ ls -la /home/kasm-user/Desktop
total 28
drwxrwxrwx 2 kasm-user kasm-user  117 Mar 17 09:28 .
drwxrwxrwx 1 kasm-user root       151 Mar 17 09:28 ..
lrwxrwxrwx 1 kasm-user kasm-user   25 Mar 17 09:28 Downloads -> /home/kasm-user/Downloads
lrwxrwxrwx 1 kasm-user kasm-user   23 Mar 17 09:28 Uploads -> /home/kasm-user/Uploads
-rwxrwxrwx 1 kasm-user kasm-user 9217 Mar 17 07:14 firefox.desktop
-rwxrwxrwx 1 kasm-user kasm-user 8494 Mar 17 07:13 google-chrome.desktop
-rwxrwxrwx 1 kasm-user kasm-user  961 Mar 17 07:15 thunderbird.desktop
+ rm -rf /home/kasm-user/.config/pulse
+ echo 'Removing Default Profile Directory'
Removing Default Profile Directory
+ rm -rf /home/kasm-default-profile/Desktop
+ echo -e '\n\n------------------ EXECUTE COMMAND ------------------'


------------------ EXECUTE COMMAND ------------------
+ echo 'Executing command: '\''/dockerstartup/vnc_startup.sh' /dockerstartup/kasm_startup.sh '--wait'\'''
Executing command: '/dockerstartup/vnc_startup.sh /dockerstartup/kasm_startup.sh --wait'
+ exec /dockerstartup/vnc_startup.sh /dockerstartup/kasm_startup.sh --wait
Generating a 2048 bit RSA private key
.............+++
................+++
writing new private key to '/home/kasm-user/.vnc/self.pem'
-----
no locks present
Creating default config /home/kasm-user/.vnc/kasmvnc.yaml
Can't use an undefined value as an ARRAY reference at /usr/share/perl5/KasmVNC/Config.pm line 34.

System Description
Provide the output of

 cat /etc/os-release
NAME="BigCloud Enterprise Linux"
VERSION="7.6 (Core)"
ID="bclinux"
VERSION_ID="7.6"
PRETTY_NAME="BigCloud Enterprise Linux 7.6 (Core)"
ANSI_COLOR="0;31"
CPE_NAME="cpe:/o:bclinux:bclinux:7"
HOME_URL="https://mirrors.bclinux.org/"
BUG_REPORT_URL="https://bugs.bclinux.org/"

BCLINUX_BUGZILLA_PRODUCT="BigCloud Enterprise Linux 7 (Core)"
BCLINUX_BUGZILLA_PRODUCT_VERSION=7.6
BCLINUX_SUPPORT_PRODUCT="BigCloud Enterprise Linux 7 (Core)"
BCLINUX_SUPPORT_PRODUCT_VERSION=7.6

$ uname -a
Linux localhost.localdomain 4.19.25-200.el7.bclinux.x86_64 #1 SMP Wed May 29 00:02:44 CST 2019 x86_64 x86_64 x86_64 GNU/Linux


# docker version
Client: Docker Engine - Community
 Version:           19.03.14
 API version:       1.40
 Go version:        go1.13.15
 Git commit:        5eb3275d40
 Built:             Tue Dec  1 19:20:42 2020
 OS/Arch:           linux/amd64
 Experimental:      false

Server: Docker Engine - Community
 Engine:
  Version:          19.03.14
  API version:      1.40 (minimum version 1.12)
  Go version:       go1.13.15
  Git commit:       5eb3275d40
  Built:            Tue Dec  1 19:19:17 2020
  OS/Arch:          linux/amd64
  Experimental:     false
 containerd:
  Version:          v1.5.7
  GitCommit:        8686ededfc90076914c5238eb96c883ea093a8ba
 runc:
  Version:          1.0.2
  GitCommit:        v1.0.2-0-g52b36a2d
 docker-init:
  Version:          0.18.0
  GitCommit:        fec3683