Question juridique clé
Whether the cantonal court insufficiently motivated the refusal to order production of the Geneva file.
Solution extraite
The brief reasoning that the file was complete was sufficient; the request for production of another cantonal authority's file was unnecessary.
Motifs extraits
The duty to give reasons requires only brief grounds enabling understanding and review. Since the cantonal court was not bound by the Geneva authority and considered the file complete, the refusal was adequately reasoned.