diff --git a/pytec/model/thermostat.py b/pytec/model/thermostat.py
index d1a47aa..08e7429 100644
--- a/pytec/model/thermostat.py
+++ b/pytec/model/thermostat.py
@@ -13,7 +13,6 @@ class WrappedClient(QObject, Client):
         try:
             return await super()._read_line()
         except (Exception, TimeoutError, asyncio.exceptions.TimeoutError):
-            logging.error("Client connection error, disconnecting", exc_info=True)
             self.connection_error.emit()
 
 
diff --git a/pytec/tec_qt.py b/pytec/tec_qt.py
index 126674b..41318fe 100644
--- a/pytec/tec_qt.py
+++ b/pytec/tec_qt.py
@@ -69,7 +69,14 @@ class MainWindow(QtWidgets.QMainWindow):
         self.info_box = InfoBox()
 
         self.client = WrappedClient(self)
-        self.client.connection_error.connect(self.bail)
+
+        def handle_connection_error():
+            logging.error("Client connection error, disconnecting")
+            self.info_box.display_info_box("Connection Error", "Thermostat disconnected. Is it unplugged?")
+
+            self.bail()
+
+        self.client.connection_error.connect(handle_connection_error)
 
         self.thermostat = Thermostat(
             self, self.client, self.report_refresh_spin.value()