Minemeld won't start after upgrading from Ubuntu 14.04.5 to 16.04.7

[SungNho]

Hello. After upgrading Minemeld Ubuntu server from 14.04.5 LTS to 16.04.7 LTS. These are the following errors I get. Please advise. Thank you.

awnjpinfpameld1:~$ sudo -u minemeld /opt/minemeld/engine/current/bin/supervisorctl -c /opt/minemeld/local/ supervisor/config/supervisord.conf status
[sudo] password for awacadmin:
Traceback (most recent call last):
File "/opt/minemeld/engine/current/bin/supervisorctl", line 6, in <module>
from supervisor.supervisorctl import main
File "/opt/minemeld/engine/0.9.52.post1/local/lib/python2.7/site-packages/supervisor/supervisorctl.py", line 36, i n <module>
from supervisor.options import ClientOptions
File "/opt/minemeld/engine/0.9.52.post1/local/lib/python2.7/site-packages/supervisor/options.py", line 15, in <mod ule>
import pkg_resources
File "/opt/minemeld/engine/0.9.52.post1/local/lib/python2.7/site-packages/pkg_resources/__init__.py", line 35, in <module>
import plistlib
File "/usr/lib/python2.7/plistlib.py", line 62, in <module>
import datetime
ImportError: No module named datetime

awnjpinfpameld1:~$ systemctl status minemeld.service
● minemeld.service - Process Monitoring and Control Daemon
Loaded: loaded (/lib/systemd/system/minemeld.service; enabled; vendor preset: enabled)
Active: failed (Result: exit-code) since Tue 2021-08-31 18:15:39 EDT; 10s ago
Process: 2567 ExecStart=/opt/minemeld/engine/current/bin/supervisord -c /opt/minemeld/supervisor/config/supervisord.conf --pidfile /var/run/minemeld/mineme
Process: 2564 ExecStartPre=/bin/chown -R minemeld:minemeld /var/run/minemeld/ (code=exited, status=0/SUCCESS)
Process: 2561 ExecStartPre=/bin/mkdir /var/run/minemeld (code=exited, status=1/FAILURE)

Aug 31 18:15:39 awnjpinfpameld1 supervisord[2567]: import pkg_resources
Aug 31 18:15:39 awnjpinfpameld1 supervisord[2567]: File "/opt/minemeld/engine/0.9.52.post1/local/lib/python2.7/site-packages/pkg_resources/__init__.py", li
Aug 31 18:15:39 awnjpinfpameld1 supervisord[2567]: import plistlib
Aug 31 18:15:39 awnjpinfpameld1 supervisord[2567]: File "/usr/lib/python2.7/plistlib.py", line 62, in <module>
Aug 31 18:15:39 awnjpinfpameld1 supervisord[2567]: import datetime
Aug 31 18:15:39 awnjpinfpameld1 supervisord[2567]: ImportError: No module named datetime
Aug 31 18:15:39 awnjpinfpameld1 systemd[1]: minemeld.service: Control process exited, code=exited status=1
Aug 31 18:15:39 awnjpinfpameld1 systemd[1]: Failed to start Process Monitoring and Control Daemon.
Aug 31 18:15:39 awnjpinfpameld1 systemd[1]: minemeld.service: Unit entered failed state.
Aug 31 18:15:39 awnjpinfpameld1 systemd[1]: minemeld.service: Failed with result 'exit-code'.