diff --git a/src/ATBAPP/DeviceControllerDiag.cpp b/src/ATBAPP/DeviceControllerDiag.cpp
index 91124d8..376d2e6 100644
--- a/src/ATBAPP/DeviceControllerDiag.cpp
+++ b/src/ATBAPP/DeviceControllerDiag.cpp
@@ -142,8 +142,8 @@ void DeviceControllerDiag::private_startDiag()
 void DeviceControllerDiag::sys_superviseSystem()
 {    // this function proofs if vending is possible depending of doors state
 
-    struct T_dynamicCondition dynMaCond;
-    struct T_moduleCondition  modCond;
+    struct T_dynamicCondition dynMaCond = {};
+    struct T_moduleCondition  modCond = {};
 
 
     qCritical() << "      sys_superviseSystem()";
@@ -202,13 +202,13 @@ void DeviceControllerDiag::sub_componentAssessment()
 {
     bool flag_sendOperate = true;
 
-    struct T_moduleCondition modCond;
+    struct T_moduleCondition modCond = {};
     hw->sys_getDeviceConditions(&modCond);
 
-    struct T_dynamicCondition dynMaCond;
+    struct T_dynamicCondition dynMaCond = {};
     hw->sys_getDynMachineConditions(&dynMaCond);
 
-    struct T_devices devPara;
+    struct T_devices devPara = {};
     hw->sys_restoreDeviceParameter(&devPara);
 
     // store some interesting results:
@@ -606,7 +606,7 @@ void DeviceControllerDiag::private_sendDiagEvent(DeviceController::State result)
                 "DC",
                 eventClass,
                 eventName,
-                1,
+                1,         // eventState
                 parameter,
                 ""         // second level info
                 );