Symptoms
After upgrading to 4.7, the AD Service 2 > AD User > Get Users By Group method throws an 'Object Reference not set to an instance of an object' error if a filter is used (i.e. where Name equals 'DENALLIXCodi'). This was working in 4.6.11.
Diagnoses
This was identified as a bug introduced in the 4.7 release.
Resolution
A coldfix was provided to resolve this issue. Please log a Support ticket requesting this fix if applicable.