Multiple subobjects assigned to document

What causes this issue?

No direct maintenance of the object attributes is possible for the
following entry in the Audit Info Structure &V1&, since multiple
sub-objects are assigned:
Document class &V2&
Document &V3&

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Maintain the object attributes with transaction <DS:TRAN.SOBJ>SOBJ</>.

Error message extract from SAP system. Copyright SAP SE.