Questione giuridica chiave
Whether the constitutional complaint against the cantonal judgment was admissible.
Decisione estratta
The complaint was inadmissible because it did not invoke or substantiate any constitutional violation as required.
Motivazione estratta
The appellant merely argued that the debt was unproven and extinguished under Art. 85a LP, but he did not allege a violation of constitutional rights or show such violation with the required specificity.