Failed to register VRMS - vCenter Server extension configuration problem

Products

• VMware Live Recovery

Issue/Introduction

Symptoms:

VRMS registration fails displaying the error  -
 

ERROR
Operation Failed
A general system error occurred: Failed to register VRMS.
Operation ID: 492183b5-dfba-4cca-8c34-37f206a45ffd
12/19/22, 4:22:06 PM -0500
 

/var/log/vmware/dr.log :

--> Exception: vSphere Replication Appliance configuration error:vCenter Server extension configuration problem.
--> Details: Unable to register extension in vCenter Server.
--> [ msgId: com.vmware.vr.config.ext_config_failure; value: null; errorStacktrace : com.vmware.jvsl.cfg.ConfigException: Internal error.
-->    at
com.vmware.jvsl.cfg.RegisterExtensionCommand.execute(RegisterExtensionCommand.java:153)
-->    at com.vmware.hms.config.helper.VcHelper.registerExtension(VcHelper.java:257)
-->    at com.vmware.hms.config.VrConfig.expressSetup(VrConfig.java:332)
-->    at com.vmware.hms.config.cli.command.ExpressSetup.run(ExpressSetup.java:58)
-->    at com.vmware.hms.config.cli.command.CommandBase.run(CommandBase.java:305)
-->    at com.vmware.hms.config.cli.App.run(App.java:151)
-->    at com.vmware.hms.config.cli.App.main(App.java:209)
--> Caused by: (vmodl.fault.SystemError) {
-->   faultCause = null,
-->   faultMessage = null,
-->   reason = Invalid fault

Cause

VRMS will have difficulty in registering to vCenter using the old extension following one or more changes as listed below - 

1. vCenter upgrade
2. VRMS upgrade
3. PSC convergence 

Resolution

Login to vCenter MOB and remove 'com.vmware.vcHms' extension from ExtensionManager.

Click on UnregisterExtension > Click on Invoke Method twice.