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Empty id results in dynamic drop down causes object reference error


If a drop down with dynamics bind search results contains empty/null values in the ID column, client web service will throw an error

drop down with empty id in result


Make sure you filter out empty results with the Where-Object cmdlet before using the Select-Object cmdlet


$computers | where-object { $_.ObjectGUID -ne $null } | select-object @{Name="Id";Expression={[guid]$_.ObjectGUID}}, @{Name="";Expression={ ... }}