2478720 - Alert Connection from SMD Agent to Host Agent failed in Self monitoring or System Monitoring - SAP Solution Manager 7.2

The alert "Connection from SMD Agent to Host Agent failed" with text "Status of connection to Host Agent unknown" is being triggered either in Technical Monitoring - System Monitoring or Self-Monitoring.

SAP Solution Manager 7.2

Connection from SMD Agent to Host Agent failed, Status of connection to Host Agent unknown, host agent, self monitoring, alert inbox, system monitoring , KBA , SV-SMG-MON-SFM , Self Monitoring for Monitoring and Alerting , SV-SMG-MON-ALR , Monitoring/Alerting/Reporting Infrastructure , SV-SMG-MON-SYS , System Monitoring , SV-SMG-DIA-SRV-AGT , Agent Framework , Problem