diff --git a/src/data_provider/sqlite.rs b/src/data_provider/sqlite.rs
index 8b6a4d0..dc9488d 100644
--- a/src/data_provider/sqlite.rs
+++ b/src/data_provider/sqlite.rs
@@ -10,9 +10,17 @@ pub fn create_db() {
         connection.execute("PRAGMA foreign_keys = ON;", []).unwrap();
 
         create_tables(&connection);
+    }else {
+        let connection = Connection::open(&db_file).unwrap();
+
+        ensure_db_schema(&connection);
     }
 }
 
+fn ensure_db_schema(conn: &Connection) {
+
+}
+
 fn create_tables(conn: &Connection) {
     make_card_set(conn).unwrap();
     make_settings(conn).unwrap();
diff --git a/src/sync.rs b/src/sync.rs
index a15321c..73e32a8 100644
--- a/src/sync.rs
+++ b/src/sync.rs
@@ -200,9 +200,9 @@ impl SyncState {
         .into()
     }
 
-    fn app_updater(&self) -> Element<'_, SyncMessage> {
+/*    fn app_updater(&self) -> Element<'_, SyncMessage> {
         column![].width(Fill).into()
-    }
+    }*/
 
     fn prepare_to_db_interaction(&mut self) {
         if self.frozen {