Cannot boot RHEL KVM guest when more than 4 gigs of memory are allocated to the guest

Issue

• Cannot boot RHEL KVM guest when more than 4 gigs of memory are allocated to the guest, customer receives the following message:

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Error starting domain operation failed: could not query memory balloon allocation
DETAILS
Traceback ( most recent call last):
  File "/usr/share/virt-manager/virtManager/engine.py", line 501, in run_domain
      vm.startup()
  File "/usr/share/virt-manager/virtManager/domain.py", line 577, in startup
      self._update_status()
  File "/usr/share/virt-manager/virtManager/libvirt.py", line 766, in info
     if ret is None: raise libvirtError ('virDomainGetInfo() failed', dom=self)
libvirtError: operation could not query memory balloon allocation