diff --git a/TBF/BenchControl/StateMachine.cs b/TBF/BenchControl/StateMachine.cs
index 74fcc181f..6bc53607a 100644
--- a/TBF/BenchControl/StateMachine.cs
+++ b/TBF/BenchControl/StateMachine.cs
@@ -783,6 +783,8 @@ namespace TBF.BenchControl
         /// <returns>List of Event-s returned from the state operations, null == quit</returns>
         public static IList<Event> WaitRunDevsRunOps()
         {
+            Thread.Sleep(100);      /// Insert 1/10 sec.delay between RunOperations() and RunDeviceAfter()
+
             foreach (var device in devices) device.RunDeviceAfter();
 			
             if (WaitNextTick())
@@ -799,7 +801,9 @@ namespace TBF.BenchControl
             }
             
             foreach (var device in devices) device.RunDeviceBefore();
-            
+
+            Thread.Sleep(100);      /// Insert 1/10 sec.delay between RunDeviceBefore() and RunOperations()
+
             IList<Event> events = State.RunOperations();
             return events;
             ///