diff --git a/GUI/host/host.cpp b/GUI/host/host.cpp
index a578ddd..1eedf3c 100644
--- a/GUI/host/host.cpp
+++ b/GUI/host/host.cpp
@@ -143,16 +143,6 @@ namespace Host
 		CreatePipe();
 	}
 
-	void Shutdown()
-	{
-		auto NOP = [](auto... args) { return NULL; };
-		ProcessRecord::OnConnect = NOP;
-		ProcessRecord::OnDisconnect = NOP;
-		TextThread::OnCreate = NOP;
-		TextThread::OnDestroy = NOP;
-		TextThread::Output = NOP;
-	}
-
 	bool InjectProcess(DWORD processId, DWORD timeout)
 	{
 		if (processId == GetCurrentProcessId()) return false;
diff --git a/GUI/host/host.h b/GUI/host/host.h
index 569a1f3..52c001d 100644
--- a/GUI/host/host.h
+++ b/GUI/host/host.h
@@ -7,7 +7,6 @@ namespace Host
 {
 	using ProcessEventCallback = std::function<void(DWORD)>;
 	void Start(ProcessEventCallback OnConnect, ProcessEventCallback OnDisconnect, TextThread::EventCallback OnCreate, TextThread::EventCallback OnDestroy, TextThread::OutputCallback Output);
-	void Shutdown();
 
 	bool InjectProcess(DWORD processId, DWORD timeout = 5000);
 	void DetachProcess(DWORD processId);
diff --git a/GUI/mainwindow.cpp b/GUI/mainwindow.cpp
index 9c4fbaf..8da1aa3 100644
--- a/GUI/mainwindow.cpp
+++ b/GUI/mainwindow.cpp
@@ -35,10 +35,10 @@ MainWindow::MainWindow(QWidget *parent) :
 
 MainWindow::~MainWindow()
 {
-	Host::Shutdown();
 	settings.setValue(WINDOW, geometry());
 	settings.sync();
 	delete ui;
+	ExitProcess(0);
 }
 
 void MainWindow::closeEvent(QCloseEvent*)
diff --git a/extensions/regexfilter/regexfilter.cpp b/extensions/regexfilter/regexfilter.cpp
index fe22a5e..2c0103e 100644
--- a/extensions/regexfilter/regexfilter.cpp
+++ b/extensions/regexfilter/regexfilter.cpp
@@ -15,7 +15,7 @@ BOOL WINAPI DllMain(HMODULE hModule, DWORD ul_reason_for_call, LPVOID lpReserved
 	break;
 	case DLL_PROCESS_DETACH:
 	{
-		delete w;
+		if (lpReserved == NULL && w != nullptr) delete w; // https://blogs.msdn.microsoft.com/oldnewthing/20120105-00/?p=8683
 	}
 	break;
 	}
diff --git a/extensions/threadlinker/threadlinker.cpp b/extensions/threadlinker/threadlinker.cpp
index eac598b..794ce32 100644
--- a/extensions/threadlinker/threadlinker.cpp
+++ b/extensions/threadlinker/threadlinker.cpp
@@ -15,7 +15,7 @@ BOOL WINAPI DllMain(HMODULE hModule, DWORD ul_reason_for_call, LPVOID lpReserved
 	break;
 	case DLL_PROCESS_DETACH:
 	{
-		delete w;
+		if (lpReserved == NULL && w != nullptr) delete w; // https://blogs.msdn.microsoft.com/oldnewthing/20120105-00/?p=8683
 	}
 	break;
 	}