Failed to set Cluster compatibility: "Failed to update Host cluster" message

Solution Verified - Updated -

Issue

  • Changing cluster compatibility fails with error 
Failed to update Host cluster
  • Engine log shows below messages
2016-11-22 09:13:49,014 WARN  [org.ovirt.engine.core.bll.UpdateVmCommand] (default task-47) [170cde2a] Validation of action 'UpdateVm' failed for user admin@internal. Reasons: VAR__ACTION__UPDATE,VAR__TYPE__VM,ACTION_TYPE_FAILED_DEDICATED_VDS_DOES_NOT_EXIST
2016-11-22 09:13:49,016 ERROR [org.ovirt.engine.core.bll.UpdateVmCommand] (default task-47) [170cde2a] Transaction rolled-back for command 'org.ovirt.engine.core.bll.UpdateVmCommand'.
2016-11-22 09:13:49,018 ERROR [org.ovirt.engine.core.bll.UpdateVmCommand] (default task-47) [170cde2a] Transaction rolled-back for command 'org.ovirt.engine.core.bll.UpdateVmCommand'.

Environment

  • Red Hat Enterprise Virtualization (RHEV) 3.x
  • Red Hat Virtualization (RHV) 4.x

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