diff --git a/src/ElectronNET.API/ElectronNetRuntime.cs b/src/ElectronNET.API/ElectronNetRuntime.cs
index 3f6fb43..78d976e 100644
--- a/src/ElectronNET.API/ElectronNetRuntime.cs
+++ b/src/ElectronNET.API/ElectronNetRuntime.cs
@@ -24,6 +24,8 @@
             StartupManager.Initialize();
         }
 
+        public static string ElectronExtraArguments { get; set; }
+
         public static int? ElectronSocketPort { get; internal set; }
 
         public static int? AspNetWebPort { get; internal set; }
diff --git a/src/ElectronNET.API/Runtime/Controllers/RuntimeControllerDotNetFirst.cs b/src/ElectronNET.API/Runtime/Controllers/RuntimeControllerDotNetFirst.cs
index 8e1633d..7059167 100644
--- a/src/ElectronNET.API/Runtime/Controllers/RuntimeControllerDotNetFirst.cs
+++ b/src/ElectronNET.API/Runtime/Controllers/RuntimeControllerDotNetFirst.cs
@@ -40,7 +40,7 @@
         {
             var isUnPacked = ElectronNetRuntime.StartupMethod.IsUnpackaged();
             var electronBinaryName = ElectronNetRuntime.ElectronExecutable;
-            var args = Environment.CommandLine;
+            var args = string.Format("{0} {1}", ElectronNetRuntime.ElectronExtraArguments, Environment.CommandLine).Trim();
             this.port = ElectronNetRuntime.ElectronSocketPort;
 
             if (!this.port.HasValue)
@@ -49,10 +49,15 @@
                 ElectronNetRuntime.ElectronSocketPort = this.port;
             }
 
+            Console.Error.WriteLine("[StartCore]: isUnPacked: {0}", isUnPacked);
+            Console.Error.WriteLine("[StartCore]: electronBinaryName: {0}", electronBinaryName);
+            Console.Error.WriteLine("[StartCore]: args: {0}", args);
+
             this.electronProcess = new ElectronProcessActive(isUnPacked, electronBinaryName, args, this.port.Value);
             this.electronProcess.Ready += this.ElectronProcess_Ready;
             this.electronProcess.Stopped += this.ElectronProcess_Stopped;
 
+            Console.Error.WriteLine("[StartCore]: Before Start");
             return this.electronProcess.Start();
         }
 
@@ -82,11 +87,11 @@
 
         private void HandleStopped()
         {
-            if (this.socketBridge.State != LifetimeState.Stopped)
+            if (this.socketBridge != null && this.socketBridge.State != LifetimeState.Stopped)
             {
                 this.socketBridge.Stop();
             }
-            else if (this.electronProcess.State != LifetimeState.Stopped)
+            else if (this.electronProcess != null && this.electronProcess.State != LifetimeState.Stopped)
             {
                 this.electronProcess.Stop();
             }
diff --git a/src/ElectronNET.API/Runtime/Services/ElectronProcess/ElectronProcessActive.cs b/src/ElectronNET.API/Runtime/Services/ElectronProcess/ElectronProcessActive.cs
index 297c17c..0cf21c5 100644
--- a/src/ElectronNET.API/Runtime/Services/ElectronProcess/ElectronProcessActive.cs
+++ b/src/ElectronNET.API/Runtime/Services/ElectronProcess/ElectronProcessActive.cs
@@ -5,6 +5,7 @@
     using System;
     using System.ComponentModel;
     using System.IO;
+    using System.Runtime.InteropServices;
     using System.Threading.Tasks;
 
     /// <summary>
@@ -42,6 +43,11 @@
                 var electrondir = Path.Combine(dir.FullName, ".electron");
                 startCmd = Path.Combine(electrondir, "node_modules", "electron", "dist", "electron");
 
+                if (RuntimeInformation.IsOSPlatform(OSPlatform.OSX))
+                {
+                    startCmd = Path.Combine(electrondir, "node_modules", "electron", "dist", "Electron.app", "Contents", "MacOS", "Electron");
+                }
+
                 args = $"main.js -unpackeddotnet --trace-warnings -electronforcedport={this.socketPort:D} " + this.extraArguments;
                 workingDir = electrondir;
             }
@@ -68,22 +74,40 @@
 
         private async Task StartInternal(string startCmd, string args, string directoriy)
         {
-            await Task.Delay(10).ConfigureAwait(false);
-
-            this.process = new ProcessRunner("ElectronRunner");
-            this.process.ProcessExited += this.Process_Exited;
-            this.process.Run(startCmd, args, directoriy);
-
-            await Task.Delay(500).ConfigureAwait(false);
-
-            if (!this.process.IsRunning)
+            try
             {
-                Task.Run(() => this.TransitionState(LifetimeState.Stopped));
+                await Task.Delay(10).ConfigureAwait(false);
 
-                throw new Exception("Failed to launch the Electron process.");
+                Console.Error.WriteLine("[StartInternal]: startCmd: {0}", startCmd);
+                Console.Error.WriteLine("[StartInternal]: args: {0}", args);
+
+                this.process = new ProcessRunner("ElectronRunner");
+                this.process.ProcessExited += this.Process_Exited;
+                this.process.Run(startCmd, args, directoriy);
+
+                await Task.Delay(500).ConfigureAwait(false);
+
+                Console.Error.WriteLine("[StartInternal]: after run:");
+
+                if (!this.process.IsRunning)
+                {
+                    Console.Error.WriteLine("[StartInternal]: Process is not running: " + this.process.StandardError);
+                    Console.Error.WriteLine("[StartInternal]: Process is not running: " + this.process.StandardOutput);
+
+                    Task.Run(() => this.TransitionState(LifetimeState.Stopped));
+
+                    throw new Exception("Failed to launch the Electron process.");
+                }
+
+                this.TransitionState(LifetimeState.Ready);
+            }
+            catch (Exception ex)
+            {
+                Console.Error.WriteLine("[StartInternal]: Exception: " + this.process?.StandardError);
+                Console.Error.WriteLine("[StartInternal]: Exception: " + this.process?.StandardOutput);
+                Console.Error.WriteLine("[StartInternal]: Exception: " + ex);
+                throw;
             }
-
-            this.TransitionState(LifetimeState.Ready);
         }
 
         private void Process_Exited(object sender, EventArgs e)
diff --git a/src/ElectronNET.API/Runtime/StartupManager.cs b/src/ElectronNET.API/Runtime/StartupManager.cs
index 607d58b..125b6de 100644
--- a/src/ElectronNET.API/Runtime/StartupManager.cs
+++ b/src/ElectronNET.API/Runtime/StartupManager.cs
@@ -132,13 +132,19 @@
 
             if (electronAssembly == null)
             {
+                Console.WriteLine("GatherBuildInfo: Early exit");
                 return buildInfo;
             }
 
             if (electronAssembly.GetName().Name == "testhost" || electronAssembly.GetName().Name == "ReSharperTestRunner")
             {
+                Console.WriteLine("GatherBuildInfo: Detected testhost");
                 electronAssembly = AppDomain.CurrentDomain.GetData("ElectronTestAssembly") as Assembly ?? electronAssembly;
             }
+            else
+            {
+                Console.WriteLine("GatherBuildInfo: No testhost detected: " + electronAssembly.GetName().Name);
+            }
 
             var attributes = electronAssembly.GetCustomAttributes<AssemblyMetadataAttribute>().ToList();