log error

src/main.rs

@@ -31,7 +31,7 @@ pub fn main() -> Result<(), Box<dyn std::error::Error>> {
 	Ok(rs) => rs,
 	Err(err) => {
 	    println!("Unable to connect to redis: {:?}", err);
-	    return Err(err)
+	    return Ok(())
 	}
     };
 
@@ -39,7 +39,11 @@ pub fn main() -> Result<(), Box<dyn std::error::Error>> {
     let controller = NativeHeliosDacController::new()?;
     let devices = controller.list_devices()?;
     
-    let device = devices.into_iter().next().unwrap();
+    let Some(device) = devices.into_iter().next() else {
+	println!("Unable to find an helios device");
+	return Ok(());
+    };
+    
     let mut device = device.open()?;
     
     while running.load(Ordering::SeqCst) {