diff --git a/pytec/autotune.py b/pytec/autotune.py
index f2e5de5..66bb351 100644
--- a/pytec/autotune.py
+++ b/pytec/autotune.py
@@ -243,11 +243,8 @@ def main():
                         lookback, noiseband, ch['interval'])
 
     for data in tec.report_mode():
-        try:
-            ch = data[channel]
-        # Workaround for report_mode may yeild empty object
-        except KeyError:
-            continue
+
+        ch = data[channel]
 
         temperature = ch['temperature']
 
diff --git a/src/main.rs b/src/main.rs
index f7dd2fb..f7e52d9 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -213,9 +213,10 @@ fn main() -> ! {
                             socket.close()
                         } else if socket.can_send() && socket.can_recv() {
                             match socket.recv(|buf| session.feed(buf)) {
-                                Ok(SessionInput::Nothing) => {
-                                    send_line(&mut socket, b"{}");
-                                }
+                                // SessionInput::Nothing happens when socket RX ring buffer wraps around without
+                                // the line reader reading a newline character, should do nothing and let
+                                // the line reader read from the start of ring buffer in the next loop cycle.
+                                Ok(SessionInput::Nothing) => {}
                                 Ok(SessionInput::Command(command)) => match command {
                                     Command::Quit =>
                                         socket.close(),