ROUTER_EXTERNAL_TARGET_CONNECTION_ERROR error occurs when there is a connection error while routing to an external target. This could happen due to network issues, incorrect routing configuration, or the external target being unreachable.
To troubleshoot this error, follow these steps:
- Check network connectivity: Ensure that the network connectivity between your deployment and the external target is stable
- Verify external target availability: Make sure the external target is online and reachable
- Review routing configuration: Check the routing configuration to ensure that it is correctly set up to route to the external target
- Inspect firewall settings: Verify that there are no firewall settings blocking the connection to the external target
- Review application logs: Inspect the application logs for any warnings or errors related to routing or network connectivity