diff --git a/src/client.rs b/src/client.rs
index 6f19117..1250b69 100644
--- a/src/client.rs
+++ b/src/client.rs
@@ -49,8 +49,12 @@ pub async fn client_mode(client_config: ClientConfiguration, fd: i32, env: &JNIE
     tokio::spawn(async move {
         while let Ok(bytes) = rx.recv() {
             lltx.send("Write to tun.".as_bytes().to_vec());
-            dev_writer.write_all(&bytes).await;
-            dev_writer.flush().await;
+            if let Err(e) = dev_writer.write_all(&bytes).await {
+                lltx.send(format!("Writing error: {:?}", e).as_bytes().to_vec());
+            }
+            if let Err(e) = dev_writer.flush().await {
+                lltx.send(format!("Flushing error: {:?}", e).as_bytes().to_vec());
+            }
         }
     });