Error : Object cannot be cast from DBNull to other types. in monodevelop
i’m trying to connect my gtk#2.0 app to a database. so theres a button, when the button clicked, it should fetching my database, but then an error appearing.error image. i’m using mariadb Ver 15.1 Distrib 10.11.6-MariaDB, for debian-linux-gnu (x86_64) using EditLine wrapper, monodevelop version 7.8.4 build 2, mono Mono JIT compiler version 6.12.0.200 (tarball Tue Jul 11 21:32:10 UTC 2023)