diff --git a/gui/App.xaml b/gui/App.xaml
index 422f541c..1139639d 100644
--- a/gui/App.xaml
+++ b/gui/App.xaml
@@ -3,7 +3,8 @@
              xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
              x:Class="Profiler.App" 
              xmlns:local="clr-namespace:Profiler"
-             x:Name="Optick">
+             x:Name="Optick"
+             DispatcherUnhandledException="Optick_DispatcherUnhandledException">
     <Application.Resources>
         <ResourceDictionary>
             <ResourceDictionary.MergedDictionaries>
diff --git a/gui/App.xaml.cs b/gui/App.xaml.cs
index ddd39e57..2ade8441 100644
--- a/gui/App.xaml.cs
+++ b/gui/App.xaml.cs
@@ -3,7 +3,8 @@
 using System.Reflection;
 using System.IO;
 using System.Diagnostics;
-
+using Sentry;
+
 namespace Profiler
 {
 	/// <summary>
@@ -14,19 +15,42 @@ public partial class App : Application
 
         static App()
         {
-			//AppDomain.CurrentDomain.AssemblyResolve += new ResolveEventHandler(OnAssemblyResolve);
-        }
-
-		//static Assembly OnAssemblyResolve(object sender, ResolveEventArgs args)
-		//{
-		//	return AutoEmbedLibs.EmbeddedAssembly.Get(args.Name);
-		//}
+
+		}
 
         protected override void OnStartup(StartupEventArgs e)
         {
-            base.OnStartup(e);
-        }
-
-
-    }
+			AppDomain.CurrentDomain.UnhandledException += CurrentDomain_UnhandledException;
+			base.OnStartup(e);
+		}
+
+		private void CurrentDomain_UnhandledException(object sender, UnhandledExceptionEventArgs e)
+		{
+			Exception ex = e.ExceptionObject as Exception;
+			ReportError(ex);
+		}
+
+		private void Optick_DispatcherUnhandledException(object sender, System.Windows.Threading.DispatcherUnhandledExceptionEventArgs e)
+		{
+			e.Handled = ReportError(e.Exception);
+		}
+
+		bool ReportError(Exception ex)
+		{
+			Exception rootException = ex;
+
+			while (rootException.InnerException != null)
+				rootException = rootException.InnerException;
+
+			if (MessageBox.Show("Unhandled Exception:\n" + rootException.ToString(), "Optick Crashed! Send report?", MessageBoxButton.OKCancel, MessageBoxImage.Error) == MessageBoxResult.OK)
+			{
+				using (SentrySdk.Init("https://52c8ab53c0cf47f28263fc211ebd4d38@sentry.io/1493349"))
+				{
+					SentrySdk.CaptureException(rootException);
+				}
+				return true;
+			}
+			return false;
+		}
+	}
 }
diff --git a/gui/Optick.csproj b/gui/Optick.csproj
index d8590bfa..6af07d6e 100644
--- a/gui/Optick.csproj
+++ b/gui/Optick.csproj
@@ -175,6 +175,15 @@
       <HintPath>packages\Newtonsoft.Json.10.0.2\lib\net45\Newtonsoft.Json.dll</HintPath>
     </Reference>
     <Reference Include="PresentationFramework.Aero" />
+    <Reference Include="Sentry, Version=1.2.0.0, Culture=neutral, PublicKeyToken=fba2ec45388e2af0, processorArchitecture=MSIL">
+      <HintPath>packages\Sentry.1.2.0\lib\net461\Sentry.dll</HintPath>
+    </Reference>
+    <Reference Include="Sentry.PlatformAbstractions, Version=1.0.0.0, Culture=neutral, PublicKeyToken=fba2ec45388e2af0, processorArchitecture=MSIL">
+      <HintPath>packages\Sentry.PlatformAbstractions.1.0.0\lib\net45\Sentry.PlatformAbstractions.dll</HintPath>
+    </Reference>
+    <Reference Include="Sentry.Protocol, Version=1.0.6.0, Culture=neutral, PublicKeyToken=fba2ec45388e2af0, processorArchitecture=MSIL">
+      <HintPath>packages\Sentry.Protocol.1.0.6\lib\net46\Sentry.Protocol.dll</HintPath>
+    </Reference>
     <Reference Include="SharpDX">
       <HintPath>AutoEmbedLibs\SharpDX.dll</HintPath>
     </Reference>
@@ -191,10 +200,18 @@
       <HintPath>AutoEmbedLibs\SharpDX.DXGI.dll</HintPath>
     </Reference>
     <Reference Include="System" />
+    <Reference Include="System.Collections.Immutable, Version=1.2.3.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
+      <HintPath>packages\System.Collections.Immutable.1.5.0\lib\netstandard2.0\System.Collections.Immutable.dll</HintPath>
+    </Reference>
     <Reference Include="System.ComponentModel.DataAnnotations" />
     <Reference Include="System.Data" />
     <Reference Include="System.Drawing" />
     <Reference Include="System.Net.Http" />
+    <Reference Include="System.Runtime.InteropServices.RuntimeInformation, Version=4.0.1.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
+      <HintPath>packages\System.Runtime.InteropServices.RuntimeInformation.4.3.0\lib\net45\System.Runtime.InteropServices.RuntimeInformation.dll</HintPath>
+      <Private>True</Private>
+      <Private>True</Private>
+    </Reference>
     <Reference Include="System.Web" />
     <Reference Include="System.Windows" />
     <Reference Include="System.Windows.Forms" />
diff --git a/gui/Properties/AssemblyInfo.cs b/gui/Properties/AssemblyInfo.cs
index f9b1f577..80702440 100644
--- a/gui/Properties/AssemblyInfo.cs
+++ b/gui/Properties/AssemblyInfo.cs
@@ -51,5 +51,5 @@
 // You can specify all the values or you can default the Build and Revision Numbers 
 // by using the '*' as shown below:
 // [assembly: AssemblyVersion("1.0.*")]
-[assembly: AssemblyVersion("1.2.5.0")]
-[assembly: AssemblyFileVersion("1.2.5.0")]
+[assembly: AssemblyVersion("1.2.6.0")]
+[assembly: AssemblyFileVersion("1.2.6.0")]
diff --git a/gui/packages.config b/gui/packages.config
index 3514f741..4bd81e07 100644
--- a/gui/packages.config
+++ b/gui/packages.config
@@ -14,4 +14,9 @@
   <package id="LiveCharts.Wpf" version="0.9.7" targetFramework="net461" />
   <package id="MahApps.Metro" version="1.6.5" targetFramework="net461" />
   <package id="Newtonsoft.Json" version="10.0.2" targetFramework="net461" />
+  <package id="Sentry" version="1.2.0" targetFramework="net461" />
+  <package id="Sentry.PlatformAbstractions" version="1.0.0" targetFramework="net461" />
+  <package id="Sentry.Protocol" version="1.0.6" targetFramework="net461" />
+  <package id="System.Collections.Immutable" version="1.5.0" targetFramework="net461" />
+  <package id="System.Runtime.InteropServices.RuntimeInformation" version="4.3.0" targetFramework="net461" />
 </packages>
\ No newline at end of file
diff --git a/samples/UnrealEnginePlugin/OptickPlugin.uplugin b/samples/UnrealEnginePlugin/OptickPlugin.uplugin
index 37dd4beb..9de00257 100644
--- a/samples/UnrealEnginePlugin/OptickPlugin.uplugin
+++ b/samples/UnrealEnginePlugin/OptickPlugin.uplugin
@@ -1,7 +1,7 @@
 {
 	"FileVersion": 3,
 	"Version": 1,
-	"VersionName": "1.2.5",
+	"VersionName": "1.2.6",
 	"FriendlyName": "Optick",
 	"Description": "Super Lightweight Performance Profiler",
 	"Category": "Performance",
@@ -10,7 +10,6 @@
 	"DocsURL": "https://github.com/bombomby/optick",
 	"MarketplaceURL": "",
 	"SupportURL": "https://github.com/bombomby/optick/issues",
-	"EngineVersion" : "4.21.0",
 	"EnabledByDefault": true,
 	"CanContainContent": false,
 	"IsBetaVersion": true,