diff --git a/FanCtrl/Hardware/LHM.cs b/FanCtrl/Hardware/LHM.cs
index cb3c06e..1d27767 100644
--- a/FanCtrl/Hardware/LHM.cs
+++ b/FanCtrl/Hardware/LHM.cs
@@ -52,7 +52,7 @@ public void createTemp(ref List<BaseSensor> sensorList)
             int gpuAmdNum = 2;
             int gpuNvidiaNum = 2;
             var hardwareArray = mComputer.Hardware;
-            for (int i = 0; i < hardwareArray.Length; i++)
+            for (int i = 0; i < hardwareArray.Count; i++)
             {
                 if (hardwareArray[i].HardwareType == HardwareType.Cpu)
                 {
@@ -94,7 +94,7 @@ public void createMotherBoardTemp(ref List<BaseSensor> sensorList)
             // Motherboard
             int num = 1;
             var hardwareArray = mComputer.Hardware;
-            for (int i = 0; i < hardwareArray.Length; i++)
+            for (int i = 0; i < hardwareArray.Count; i++)
             {
                 if (hardwareArray[i].HardwareType == HardwareType.Cpu ||
                     hardwareArray[i].HardwareType == HardwareType.GpuAmd ||
@@ -141,7 +141,7 @@ public void createFan(ref List<BaseSensor> fanList)
         {
             int fanNum = 1;
             var hardwareArray = mComputer.Hardware;
-            for (int i = 0; i < hardwareArray.Length; i++)
+            for (int i = 0; i < hardwareArray.Count; i++)
             {
                 if (hardwareArray[i].HardwareType == HardwareType.GpuNvidia ||
                     hardwareArray[i].HardwareType == HardwareType.GpuAmd)
@@ -179,7 +179,7 @@ public void createControl(ref List<BaseControl> controlList)
         {
             int fanNum = 1;
             var hardwareArray = mComputer.Hardware;
-            for (int i = 0; i < hardwareArray.Length; i++)
+            for (int i = 0; i < hardwareArray.Count; i++)
             {
                 if (hardwareArray[i].HardwareType == HardwareType.GpuNvidia ||
                     hardwareArray[i].HardwareType == HardwareType.GpuAmd)
@@ -219,7 +219,7 @@ public void createGPUFan(ref List<BaseSensor> fanList)
 
             int gpuFanNum = 1;
             var hardwareArray = mComputer.Hardware;
-            for (int i = 0; i < hardwareArray.Length; i++)
+            for (int i = 0; i < hardwareArray.Count; i++)
             {
                 if ((hardwareArray[i].HardwareType == HardwareType.GpuNvidia && isNvAPIWrapper == false) ||
                     (hardwareArray[i].HardwareType == HardwareType.GpuAmd))
@@ -269,7 +269,7 @@ public void createGPUFanControl(ref List<BaseControl> controlList)
 
             int gpuFanNum = 1;
             var hardwareArray = mComputer.Hardware;
-            for (int i = 0; i < hardwareArray.Length; i++)
+            for (int i = 0; i < hardwareArray.Count; i++)
             {
                 if ((hardwareArray[i].HardwareType == HardwareType.GpuNvidia && isNvAPIWrapper == false) ||
                     (hardwareArray[i].HardwareType == HardwareType.GpuAmd))
@@ -319,7 +319,7 @@ public void createOSDSensor(ref List<OSDSensor> osdList)
             {
                 bool isNvAPIWrapper = OptionManager.getInstance().IsNvAPIWrapper;
                 var hardwareArray = mComputer.Hardware;
-                for (int i = 0; i < hardwareArray.Length; i++)
+                for (int i = 0; i < hardwareArray.Count; i++)
                 {
                     if (isNvAPIWrapper == true && hardwareArray[i].HardwareType == HardwareType.GpuNvidia)
                         continue;
diff --git a/Properties/AssemblyInfo.cs b/Properties/AssemblyInfo.cs
index 0022e98..ac5db58 100644
--- a/Properties/AssemblyInfo.cs
+++ b/Properties/AssemblyInfo.cs
@@ -33,4 +33,4 @@
 // 기본값으로 할 수 있습니다.
 [assembly: AssemblyVersion("1.2.1")]
 [assembly: AssemblyFileVersion("1.2.1")]
-[assembly: AssemblyInformationalVersion("1.2.1a")]
+[assembly: AssemblyInformationalVersion("1.2.1b")]
diff --git a/dll/LibreHardwareMonitorLib.dll b/dll/LibreHardwareMonitorLib.dll
index 6a42222..5484ecf 100644
Binary files a/dll/LibreHardwareMonitorLib.dll and b/dll/LibreHardwareMonitorLib.dll differ
diff --git a/dll/OpenHardwareMonitorLib.dll b/dll/OpenHardwareMonitorLib.dll
index 04e903c..3eb4e85 100644
Binary files a/dll/OpenHardwareMonitorLib.dll and b/dll/OpenHardwareMonitorLib.dll differ