Failed to start Service for snap application rocketchat-server.rocketchat-server

Description:

Service for snap application rocketchat-server does not auto start anymore.

Steps to reproduce:

1. Turn on server.

Expected behavior:

Rocketchat must be actively running after turning on the server.

Actual behavior:

Rocketchat service status failure after turning on the server.

Server Setup Information:

• Version of Rocket.Chat Server: 1.0.3
• Operating System: Ubuntu 18.04.2 LTS
• Deployment Method: Snap
• Number of Running Instances: 1
• DB Replicaset Oplog: Enabled
• NodeJS Version: v8.11.3
• MongoDB Version: 3.4.20

Additional context

Relevant logs:

 snap.rocketchat-server.rocketchat-server.service - Service for snap applicatio
   Loaded: loaded (/etc/systemd/system/snap.rocketchat-server.rocketchat-server.
   Active: failed (Result: exit-code) since Wed 2019-05-22 00:01:09 UTC; 10min a
  Process: 2138 ExecStart=/usr/bin/snap run rocketchat-server (code=exited, stat
 Main PID: 2138 (code=exited, status=1/FAILURE)

May 22 00:01:09 smctchat_server systemd[1]: snap.rocketchat-server.rocketchat-se
May 22 00:01:09 smctchat_server systemd[1]: snap.rocketchat-server.rocketchat-se
May 22 00:01:09 smctchat_server systemd[1]: Stopped Service for snap application
May 22 00:01:09 smctchat_server systemd[1]: snap.rocketchat-server.rocketchat-se
May 22 00:01:09 smctchat_server systemd[1]: snap.rocketchat-server.rocketchat-se
May 22 00:01:09 smctchat_server systemd[1]: Failed to start Service for snap app
lines 1-12/12 (END)...skipping...
● snap.rocketchat-server.rocketchat-server.service - Service for snap application rocketchat-server.rocketchat-server
   Loaded: loaded (/etc/systemd/system/snap.rocketchat-server.rocketchat-server.service; enabled; vendor preset: enabled)
   Active: failed (Result: exit-code) since Wed 2019-05-22 00:01:09 UTC; 10min ago
  Process: 2138 ExecStart=/usr/bin/snap run rocketchat-server (code=exited, status=1/FAILURE)
 Main PID: 2138 (code=exited, status=1/FAILURE)

May 22 00:01:09 smctchat_server systemd[1]: snap.rocketchat-server.rocketchat-server.service: Service hold-off time over, scheduling restart.
May 22 00:01:09 smctchat_server systemd[1]: snap.rocketchat-server.rocketchat-server.service: Scheduled restart job, restart counter is at 6.
May 22 00:01:09 smctchat_server systemd[1]: Stopped Service for snap application rocketchat-server.rocketchat-server.
May 22 00:01:09 smctchat_server systemd[1]: snap.rocketchat-server.rocketchat-server.service: Start request repeated too quickly.
May 22 00:01:09 smctchat_server systemd[1]: snap.rocketchat-server.rocketchat-server.service: Failed with result 'exit-code'.
May 22 00:01:09 smctchat_server systemd[1]: Failed to start Service for snap application rocketchat-server.rocketchat-server.

Start by reproducing the boot failure on Ubuntu 18.04.2 LTS with the Rocket.Chat snap, then inspect the reported systemd service status and failure logs. Compare the behavior with the listed NodeJS and MongoDB versions; done means the service starts successfully after a server reboot.