Fix no route detection when AddressFamily is non

storage/utils/natutils.nim

@@ -20,7 +20,7 @@ func isGlobalUnicast*(address: IpAddress): bool =
 proc getRoute(publicAddress: TransportAddress): Result[IpAddress, cstring] =
   let route = getBestRoute(publicAddress)
 
-  if route.source.isUnspecified():
+  if route.source == AddressFamily.None or route.source.isUnspecified():
     err("No best route found")
   else:
     let ip =
@@ -28,7 +28,6 @@ proc getRoute(publicAddress: TransportAddress): Result[IpAddress, cstring] =
         route.source.address()
       except ValueError as e:
         # This should not occur really.
-        echo "Address conversion error: ", e.name, " ", e.msg
         error "Address conversion error", exception = e.name, msg = e.msg
         return err("Invalid IP address")
     ok(ip)