diff --git a/src/gui/MainWindow_data_handler.cpp b/src/gui/MainWindow_data_handler.cpp
deleted file mode 100644
index 22dfcd1..0000000
--- a/src/gui/MainWindow_data_handler.cpp
+++ /dev/null
@@ -1,9 +0,0 @@
-void MainWindow::onDataReceived(const QByteArray &data)
-{
-    static int packetCount = 0;
-    packetCount++;
-    
-    if (packetCount % 100 == 0) {
-        qDebug() << "Received" << packetCount << "packets, latest size:" << data.size() << "bytes";
-    }
-}