remote.agent.port.invalid=XNMI0003E: Remote agent port number "{0}" is invalid. Default port number {1} used instead.
Explanation
A value other than an integer number is specified as the value for the custom property "stats.collector.remote.agent.port".
User response
Specify an integer number as the value for the custom property "stats.collector.remote.agent.port" of the unmanaged node.