Symptoms
The agent is able to run but everytime the agent is restarted the configuration file of the Agent get reset to how it default setting.
When viewing the logs, at the top it is shows - U2000000 Started program UC4 Agent '', version '???', changelist '???'
Cause
There is a know issue within the OS 400 agent on version 10.0.2
Resolution
To resolve the issue, Upgrade the OS400 Agent to version 10.0.5 or higher.