SDDC Manager remove host fails on task "Perform set of validations for current workflow"

Products

• VMware SDDC Manager
• VMware Cloud Foundation 5.x

Issue/Introduction

• Remove host from cluster in SDDC Manager fails are "Perform set of validations for current workflow"
• Error in /var/log/vmware/vcf/domainmanager/domainmanager.log

  ERROR [vcf_dm, xxxxxxxxxxxxxxxxxxxxxxx, 45bb] [c.v.v. a.s.AssessmentLambdaServiceClient, dm-exec-3] Execution of the checks of type REMOVE_HOST on resource xxxxxxxx-xxxx-xxx-xxxx-xxxxxxxxc274 resulted in Warning check VALIDATION FAILED : Check if there are any standard switches in use by host, Check if there are any standard switches in use by host, Check if there are any standard switches in use by host, Check if there are any standard
  switches in use by host, Check if there are any standard switches in use by host, Check if there are any standard switches in use by host, Check if there are any standard switches in use by host, Check if there are any standard switches in use by host, Check if there are any standard switches in use by host, Check if there are any standard switches in use by host, Check if there are any standard switches in use by host, Check if there are any standard switches in use by host, Check if there are any standard switches in use by host, Check if there are any standard switches in use by host, Check if there are any standard switches in use by host, Check if there are any standard switches in use by host
  
  2024-10-22T16:38:22.353+0000 ERROR [vcf_dm, 6717d4e1302bcee5a98f8ba56b680cf9,45bb] [c.v.e.s.o.model.error.ErrorFactory, dm-exec-3] [5B7878] VCF_ERROR_INTERNAL_SERVER_ERROR Invocation of prefix '' part of task DayNGuardrailsValidationAction in plugin SddcManagerPlugin failed with exception.
  com. vmware.evo.sddc.common.core.error. InternalServerErrorException: Invocation of prefix "' part of task DayNGuardrailsValidationAction in plugin SddcManagerPlugin failed with exception.
  
  
  Caused by: java. lang. IllegalStateException: Duplicate key Host standard switch presence (attempted merging values Check if there are any standard switches in use by host and Check if there are any standard switches in use by host)

Environment

VMware Cloud Foundation 5.2

Resolution

Issue is resolved in future VCF release

As a workaround use "Force remove Host" while removing the host from cluster in SDDC Manager which will skip the DayNGuardrailsValidationAction check