Aria Suite Lifecycle deployment fails in SDDC Manager UI with error "vrealize-suite-lifecycle-manager-name validate deployment data failed."

Products

• VMware SDDC Manager

Issue/Introduction

• When trying to deploy VMware Aria Suite Lifecycle via SDDC Manager UI, it fails instantly on the validation.
• In the SDD manager UI below error message is displayed: 

• /var/log/vmware/vcf/domainmanager/domainmanager.log shows below events: 
  
  

  YYYY-MM-DDTHH:MM:SS+0000 ERROR [vcf_dm,#############] [c.v.e.s.o.model.error.ErrorFactory,#####] [####]VRSLCM_DEPLOYMENT_PREPARATION_FAILED Preparation for VMware Aria Suite Lifecycle deployment has failed com.vmware.evo.sddc.orchestrator.exceptions.OrchTaskException: Preparation for VMware Aria Suite Lifecycle deployment has failed. 
  Caused by: java.lang.RuntimeException: POST request failed with: {"errorCode":"VCF_ERROR_INTERNAL_SERVER_ERROR","arguments":[],"message":"A problem has occurred on the server. Please retry or contact the service provider and provide the reference token.","causes":[{"type":"com.vmware.cloud.foundation.rest.commonsvcs.runtime.ApiException","message":"java.net.SocketTimeoutException: timeout"},{"type":"java.net.SocketTimeoutException","message":"timeout"},{"type":"java.net.SocketException","message":"Socket closed"}],"referenceToken":"######"}
          at com.vmware.evo.sddc.rest.client.Client.postObjectForEntity(Client.java:100)
          at com.vmware.vcf.vrealize.services.rest.impl.VrealizeServiceRestAdapter.prepareVrslcmValidation(VrealizeServiceRestAdapter.java:167)
          at com.vmware.evo.sddc.vrealize.services.PrepareVrslcmValidation.execute(PrepareVrslcmValidation.java:41)
         Collected the following errors for task with name PrepareVrslcmValidation and ID #####-#####-#####: [ExecutionError [errorCode=null, errorResponse=LocalizableErrorResponse(messageBundle=com.vmware.evo.sddc.vrealize.services.errors.messages)]]
  
  YYYY-MM-DDTHH:MM:SS+0000 DEBUG [vcf_dm,###############] [c.v.e.s.o.c.ProcessingTaskSubscriber,dm-exec-16]  Collected the following errors for task with name PrepareVrslcmValidation and ID #####-#####-#####: [ExecutionError [errorCode=null,errorResponse=LocalizableErrorResponse(messageBundle=com.vmware.evo.sddc.vrealize.services.errors.messages)]]

Environment

VCF 5.x

Resolution

Below steps can be followed to resolve the issue: 

1. Restart the SDDC Manager services:
   
   a. Login to SDDC appliance using vcf user account then switch to root using su
   b. Run the command: /opt/vmware/vcf/operationsmanager/scripts/cli/sddcmanager_restart_services.sh
   
   
2. Retry VMware Aria Suite Lifecycle deployment