This exception appears if eMessage Connector starts with an application key that does not exist on the ThingWorx Platform.

For more information, refer to Observation 1: eMessage Connector does not show up on the Monitoring > Connection Servers page.

Here is a scenario that will result in this exception:

In this scenario, authentication fails and eMessage Connector does not start. The error message shows the cause:

To resolve this situation, check that the app-key that is specified in the emessage-ha-sample.conf file is valid. An administrator can create a new Application Key if required. That is specified in the emessage-ha-sample.conf file is valid. An administrator can create a new application key if required.