Questione giuridica chiave
Whether a decision on a supervisory complaint can be challenged by ordinary recourse.
Decisione estratta
No. A decision on a supervisory complaint is not subject to ordinary recourse; at most, another supervisory complaint may be filed.
Motivazione estratta
The challenged act is undisputedly a supervisory-complaint decision. Established practice excludes recourse against such a decision, notwithstanding any incorrect appeal instruction.