vcenter VCB error replies affecting veeam backup

PowerCLI C:\>$p = Get-Credential
PowerCLI C:\>$k = "vcenter1"

PowerCLI C:\>Disconnect-VIServer  -Confirm:$false $k
PowerCLI C:\>Connect-VIServer -Credential $p $k
PowerCLI C:\>Get-VM test1p | Select Id
VirtualMachine-vm-951

# Veeam started backing up test1p

PowerCLI C:\>$OBJ = "VirtualMachine-vm-951"
PowerCLI C:\>$y = Get-VM -Id $OBJ
PowerCLI C:\>$yv = $y | Get-View

# Watching Veeam's progress....  Veeam just created its temporary snapshot of test1p, OK

PowerCLI C:\>$ys = Get-Snapshot -VM $y;  $ysv = $ys | get-view
PowerCLI C:\>$a = @(); foreach($z in $ysv.Config.Hardware.Device) {;     if ($z.DeviceInfo.Label.ToLower() -match ".*hard disk.*") { $a += $z    } }
PowerCLI C:\>$a | foreach {$_.Key}
2000
2001
PowerCLI C:\> $yv.QueryChangedDiskAreas($ysv.MoRef,2001,0,"52 2d 7b 8f ac 61 51 cc-77 4c 7b ec 91 50 bb 7b/1")
StartOffset     : 0
Length          : 2147483648
ChangedArea     : {VMware.Vim.DiskChangeExtent, VMware.Vim.DiskChangeExtent, VM
                  ware.Vim.DiskChangeExtent, VMware.Vim.DiskChangeExtent...}
DynamicType     :
DynamicProperty :

PowerCLI C:\> $yv.QueryChangedDiskAreas($ysv.MoRef,2001,0,"52 2d 7b 8f ac 61 51 cc-77 4c 7b ec 91 50 bb 7b/1")
StartOffset     : 0
Length          : 2147483648
ChangedArea     : {VMware.Vim.DiskChangeExtent, VMware.Vim.DiskChangeExtent, VM
                  ware.Vim.DiskChangeExtent, VMware.Vim.DiskChangeExtent...}
DynamicType     :
DynamicProperty :


# vCenter just recorded a "Reconfigure Virtual machine" task initiated by veeam against the backup Source proxy VM


PowerCLI C:\> $yv.QueryChangedDiskAreas($ysv.MoRef,2001,0,"52 2d 7b 8f ac 61 51 cc-77 4c 7b ec 91 50 bb 7b/1")
Exception calling "QueryChangedDiskAreas" with "4" argument(s): "A specified parameter was not correct.
deviceKey"
At line:1 char:26
+ $yv.QueryChangedDiskAreas <<<< ($ysv.MoRef,2001,0,"52 2d 7b 8f ac 61 51 cc-77
 4c 7b ec 91 50 bb 7b/1")
    + CategoryInfo          : NotSpecified: (:) [], MethodInvocationException
    + FullyQualifiedErrorId : DotNetMethodException

PowerCLI C:\>
PowerCLI C:\> $yv.QueryChangedDiskAreas($ysv.MoRef,2001,0,"*")
Exception calling "QueryChangedDiskAreas" with "4" argument(s): "A specified parameter was not correct.  deviceKey"
At line:1 char:26
+ $yv.QueryChangedDiskAreas <<<< ($ysv.MoRef,2001,0,"*")
    + CategoryInfo          : NotSpecified: (:) [], MethodInvocationException
    + FullyQualifiedErrorId : DotNetMethodException



matching vpxd LOG entry

------ In-memory logs end   --------

2011-12-21T14:17:47.531-06:00 [04428 error 'Default' opID=26302c1d] Section for VMware VirtualCenter, pid=5496, version=5.0.0, build=build-455964, option=Release

-->
2011-12-21T14:17:47.540-06:00 [04428 info 'Default' opID=26302c1d] [VpxLRO] -- FINISH task-internal-1352121 -- vm-979 -- vim.VirtualMachine.queryChangedDiskAreas -- 5278d30f-0599-c93e-3e83-b1a9459ea239(527b4c44-711b-60af-a9ad-ad5f90e738cc)
2011-12-21T14:17:47.541-06:00 [04428 info 'Default' opID=26302c1d] [VpxLRO] -- ERROR task-internal-1352121 -- vm-979 -- vim.VirtualMachine.queryChangedDiskAreas: vmodl.fault.InvalidArgument:
--> Result:
--> (vmodl.fault.InvalidArgument) {
-->    dynamicType = <unset>,
-->    faultCause = (vmodl.MethodFault) null,
-->    invalidProperty = "deviceKey",
-->    msg = "A specified parameter was not correct.
--> deviceKey",
--> }
--> Args:
-->
--> Arg snapshot:
--> 'vim.vm.Snapshot:snapshot-1028'
--> Arg deviceKey:
--> 2001
--> Arg startOffset:
--> 0
--> Arg changeId:
--> "52 29 fd 70 83 96 04 4b-57 e0 e7 40 1d 14 98 d4/35"