MetadataObject: Document.AuxiliaryListForm
Read only.
Describes a form, which will be called by the system to perform standard operations with the filter criteria, when the default form is not specified or can not be used by specific variant of using the 1C:Enterprise.
Server, thick client, external connection.
If you didn't set this property during configuration, then it has the
Undefined value, and system will generate default form.