diff --git a/DeviceTest/DeviceTestDlg.cs b/DeviceTest/DeviceTestDlg.cs
index cd4d12e2e..d3999e9ce 100644
--- a/DeviceTest/DeviceTestDlg.cs
+++ b/DeviceTest/DeviceTestDlg.cs
@@ -646,6 +646,7 @@ namespace DeviceTest
 								MessageBoxIcon.Exclamation);
 
 				foreach (var dev in tbfDevices) dev.StopDevice();
+                foreach (var dev in tbfDevices) dev.StopDevice2();
 				tbfDevices.Clear();
 
 				startButton.Enabled = true;
@@ -857,6 +858,7 @@ namespace DeviceTest
 			}
 
 			foreach (var d in tbfDevices) d.StopDevice();
+            foreach (var d in tbfDevices) d.StopDevice2();
 		}
 
 		private void stopButton_Click(object sender, EventArgs e)
diff --git a/TBF/BenchControl/TestMethods/iPerlCommunication/iPerlHead/OptoTelegramRaw.cs b/TBF/BenchControl/TestMethods/iPerlCommunication/iPerlHead/OptoTelegramRaw.cs
index 3c6be7692..7eb7fe942 100644
--- a/TBF/BenchControl/TestMethods/iPerlCommunication/iPerlHead/OptoTelegramRaw.cs
+++ b/TBF/BenchControl/TestMethods/iPerlCommunication/iPerlHead/OptoTelegramRaw.cs
@@ -216,29 +216,29 @@ namespace TBF.BenchControl.TestMethods.iPerlCommunication.iPerlHead
 			else /// if (flags == OptoTelegramFlags.OK / OptoTelegramFlags.OK_TestStart / OptoTelegramFlags.OK_TestEnd)
 			{
                 return string.Format("{0}:{1}:{2}.{3}\t{4} :\t{5}\t{6}\t{7}\t{8}\t{9}\t{10}\t{11}\t{12}\t{13}\t{14}\t{15}\t{16}\t{17}\t{18}\t{19}\t{20}\t{21}\t{22}",
-									DateTime.Hour.ToString("D2"),
-									DateTime.Minute.ToString("D2"),
-									DateTime.Second.ToString("D2"),
-									DateTime.Millisecond.ToString("D4"),
-									Counter,
-									EmfRaw.ToString("X6"),
-									MagneticFieldRaw.ToString("X4"),
-									FlowRaw.ToString("X4"),
-									VolumeRaw.ToString("X6"),
-                                    Impedance.ToString("X4"),
-									Timestamp.ToString("X8"),
-									CheckSum.ToString("X2"),
-									EMF().ToString("F4", culture),
-									MagneticField().ToString("F0", culture),
-									Flow(scalingFactor).ToString("F2", culture),
-									Volume(scalingFactor).ToString("F4", culture),
-									FlipTime().ToString("F0", culture),
-									TimestampDec().ToString("F4", culture),
-									(RefFlow * 1000).ToString("F2", culture),
-									VolumeDelta(scalingFactor, previous).ToString("F4", culture),
-									TimeDelta().ToString("F3", culture),
-									scalingFactor.ToString("F1", culture),
-									Label());
+							/*  0 */ DateTime.Hour.ToString("D2"),
+							/*  1 */ DateTime.Minute.ToString("D2"),
+							/*  2 */ DateTime.Second.ToString("D2"),
+							/*  3 */ DateTime.Millisecond.ToString("D4"),
+							/*  4 */ Counter,
+							/*  5 */ EmfRaw.ToString("X6"),
+							/*  6 */ MagneticFieldRaw.ToString("X4"),
+							/*  7 */ FlowRaw.ToString("X4"),
+							/*  8 */ VolumeRaw.ToString("X6"),
+							/*  9 */ Impedance.ToString("X4"),
+							/* 10 */ Timestamp.ToString("X8"),
+							/* 11 */ CheckSum.ToString("X2"),
+							/* 12 */ EMF().ToString("F4", culture),
+							/* 13 */ MagneticField().ToString("F0", culture),
+							/* 14 */ Flow(scalingFactor).ToString("F2", culture),
+							/* 15 */ Volume(scalingFactor).ToString("F4", culture),
+							/* 16 */ FlipTime().ToString("F0", culture),
+							/* 17 */ TimestampDec().ToString("F4", culture),
+							/* 18 */ (RefFlow * 1000).ToString("F2", culture),
+							/* 19 */ VolumeDelta(scalingFactor, previous).ToString("F4", culture),
+							/* 20 */ TimeDelta().ToString("F3", culture),
+							/* 21 */ scalingFactor.ToString("F1", culture),
+							/* 22 */ Label());
 			}
 		}
 
diff --git a/TBF/Properties/AssemblyInfo.cs b/TBF/Properties/AssemblyInfo.cs
index 3be474653..007ebe689 100644
--- a/TBF/Properties/AssemblyInfo.cs
+++ b/TBF/Properties/AssemblyInfo.cs
@@ -29,5 +29,5 @@ using System.Runtime.InteropServices;
 //      Build Number
 //      Revision
 //
-[assembly: AssemblyVersion("3.1.1578.0")]
-[assembly: AssemblyFileVersion("3.1.1578.0")]
+[assembly: AssemblyVersion("3.1.1593.0")]
+[assembly: AssemblyFileVersion("3.1.1593.0")]