Symptoms:
1. Reconfiguration failed in VAMI page , "Operation Failed Received SOAP response fault from [<SSL(<io_obj p:0x00007f8e84037070, h:13, <TCP 'IP_Address : 41892'>, <TCP 'IP_Address: 443'>>), /lookupservice/sdk>]: get"
2. SRM plugin in vCenter showing 'UI error: Unable to connect to PSC service'
Live Site Recovery 9.x
vCenter has staled mob registration with SRM
1) Remove com.vmware.vcDr from the vCenter MOB. Please refer to the document to remove the plugin from mob Cannot remove or disable unwanted plugin from VMware vCenter Server
2) Reconfigure SRM appliance. See the reference document to remove replication Reconfiguring the Site Recovery Manager Virtual Appliance