WIP

lib/postgresql_interface.js

@@ -261,7 +261,8 @@ exports.cartridgeCounts = function cartridgeCounts (deviceId) {
   return db.oneOrNone(sql, [deviceId, true])
   .then(row => {
     const counts = row ? [row.count1, row.count2] : [0, 0]
-    return {id: row.id, counts: counts}
+    const id = row ? row.id : 0
+    return {id, counts}
   })
 }