Questione giuridica chiave
Whether the appeal was admissible despite non-payment of the required advance of costs.
Decisione estratta
The appeal was inadmissible because the appellant did not pay the advance of costs within the original and supplementary deadlines.
Motivazione estratta
Under Art. 62 LTF, a party must pay an advance on costs within the set deadline; if payment is not made after the additional deadline, the appeal is inadmissible. The appellant failed to comply after legal aid was refused.