Site Recovery Plug-in displays "Unknown error. The latest version of Site Recovery UI is not available. Some functionality might be limited" on the SRM appliance

Products

• VMware Live Recovery

Issue/Introduction

Symptoms:

When accessing the Site Recovery Plug-in from vCenter, the following error is displayed:

• "Site Recovery Manager - UI error: Unknown error. The latest version of Site Recovery UI is not available. Some functionality might be limited"
  
  

Environment

VMware Live Site Recovery Manager 8.x

VMware Live Site Recovery Manager 9.x

VMware vSphere Replication 8.x
VMware vSphere Replication 9.x

VMware vCenter Server 7.x

VMware vCenter Server 8.x

Cause

Certificate in the SRM VAMI is assigned to shortname or IP address instead of FQDN. 
This issue can also occur if VC and SRM appliance cannot resolve their hostname. 

Resolution

Ensure that the hostname and certificate for the SRM appliance is using FQDN and not a shortname
or
Reconfigure SRM appliances using IPs instead of hostname.

Note : Make sure VC can resolve configured SRM, vSphere replication hostnames.

Additional Information

/opt/vmware/support/logs/dr-client-plugin/drplugin.log on the VLSR or vSphere Replication appliance will show similar errors regarding the shortname

Checking health using URL: https://[shortname]:443/drserver

Java.net.UnknownhostException: [shortname]