diff --git a/src/ATBAPP/DeviceControllerDiag.cpp b/src/ATBAPP/DeviceControllerDiag.cpp
index dd41033..a326fb0 100644
--- a/src/ATBAPP/DeviceControllerDiag.cpp
+++ b/src/ATBAPP/DeviceControllerDiag.cpp
@@ -439,6 +439,13 @@ void DeviceControllerDiag::sub_componentAssessment()
     }
     */
 
+    // DEBUG 
+    // print all current states
+    QStringList DeviceControllerStateStringList;
+    for (const DeviceController::State& event : this->machineEventSet) {
+        DeviceControllerStateStringList.append(QMetaEnum::fromType<DeviceController::State>().valueToKey(event));
+    }
+    qCritical() << "diagReq result: " << DeviceControllerStateStringList;
 
 
     // finish diag