compat

Hi, can anyone help me to solve it? Thank you! B4A Versione: 9.80 Java Versione: 8 Analisi del Codice. (0.00s) Building folders structure. (0.09s) Compilazione del codice. (0.02s) Compilazione del codice di layouts (0.01s) Organizzazione Librerie. (0.07s) (Android Support Library)...