If a problem occurs in the vRealize Orchestrator adapter, and the SSL certificates and Identity Certificate expire then vRealize Operations generates an alert.

Alert Description
vRO SSL Certificate is Expired on Server. Triggered when the vRO SSL certificate is expired on the vRO Server.
vRO Identity Certificate is Expired on Server. Triggered when the vRO Identity certificate is expired on the vRO Server.
If the vRealize Orchestrator instance is bad, then an alert "vRO instance is up but Health status is bad" is generated.