diff --git a/app/Gpu/NvidiaGpuControl.cs b/app/Gpu/NvidiaGpuControl.cs
index 53c9b220..5706b799 100644
--- a/app/Gpu/NvidiaGpuControl.cs
+++ b/app/Gpu/NvidiaGpuControl.cs
@@ -55,7 +55,16 @@ public class NvidiaGpuControl : IGpuControl
         try
         {
             Process[] processes = internalGpu.GetActiveApplications();
-            foreach (Process process in processes) ProcessHelper.KillByProcess(process);
+            foreach (Process process in processes)
+                try
+                {
+                    Logger.WriteLine("Kill:" + process.ProcessName);
+                    ProcessHelper.KillByProcess(process);
+                }
+                catch (Exception ex)
+                {
+                    Logger.WriteLine(ex.Message);
+                }
         }
         catch (Exception ex)
         {
diff --git a/app/Settings.cs b/app/Settings.cs
index 21104017..8d19827b 100644
--- a/app/Settings.cs
+++ b/app/Settings.cs
@@ -993,7 +993,10 @@ namespace GHelper
 
         private void ButtonStopGPU_Click(object? sender, EventArgs e)
         {
-            HardwareControl.KillGPUApps();
+            if (HardwareControl.GpuControl is not null)
+            {
+                HardwareControl.GpuControl.KillGPUApps();
+            }
         }
 
         public async void RefreshSensors(bool force = false)
@@ -1615,7 +1618,7 @@ namespace GHelper
                 if (eco < 0 && mux < 0)
                 {
                     isGpuSection = false;
-                    
+
                     buttonEco.Visible = false;
                     buttonStandard.Visible = false;
                     buttonUltimate.Visible = false;