Question juridique clé
Whether the appeal met the formal requirements of Art. 42 BGG, including attachment of the challenged decision.
Solution extraite
The appeal did not satisfy the mandatory formal requirements and the missing attachment was not cured within the deadline.
Motifs extraits
The Federal Supreme Court had expressly warned of the defect under Art. 42 paras. 2 and 5 BGG and set a deadline for submission of the challenged decision; the appellant remained inactive.