diff --git a/src/Global.h b/src/Global.h
index 434268b9..65c4e710 100644
--- a/src/Global.h
+++ b/src/Global.h
@@ -113,7 +113,6 @@ bool lamexp_detect_wine(void);
 bool lamexp_enable_close_button(const QWidget *win, const bool bEnable = true);
 bool lamexp_exec_shell(const QWidget *win, const QString &url, const bool explore = false);
 bool lamexp_exec_shell(const QWidget *win, const QString &url, const QString &parameters, const QString &directory, const bool explore = false);
-void lamexp_fatal_exit(const char* const errorMessage);
 void lamexp_finalization(void);
 unsigned __int64 lamexp_free_diskspace(const QString &path, bool *ok = NULL);
 void lamexp_free_window_icon(lamexp_icon_t *icon);
diff --git a/src/Global_Win32.cpp b/src/Global_Win32.cpp
index d5b0551e..591f47f3 100644
--- a/src/Global_Win32.cpp
+++ b/src/Global_Win32.cpp
@@ -123,78 +123,6 @@ while(0)
 } \
 while(0)
 
-///////////////////////////////////////////////////////////////////////////////
-// CRITICAL SECTION
-///////////////////////////////////////////////////////////////////////////////
-
-/*
- * wrapper for native Win32 critical sections
- */
-class CriticalSection
-{
-public:
-	inline CriticalSection(void)
-	{
-		InitializeCriticalSection(&m_win32criticalSection);
-	}
-
-	inline ~CriticalSection(void)
-	{
-		DeleteCriticalSection(&m_win32criticalSection);
-	}
-
-	inline void enter(void)
-	{
-		EnterCriticalSection(&m_win32criticalSection);
-	}
-
-	inline bool tryEnter(void)
-	{
-		return TryEnterCriticalSection(&m_win32criticalSection);
-	}
-
-	inline void leave(void)
-	{
-		LeaveCriticalSection(&m_win32criticalSection);
-	}
-
-protected:
-	CRITICAL_SECTION m_win32criticalSection;
-};
-
-/*
- * RAII-style critical section locker
- */
-class CSLocker
-{
-public:
-	inline CSLocker(CriticalSection &criticalSection)
-	:
-		m_locked(false),
-		m_criticalSection(criticalSection)
-	{
-		m_criticalSection.enter();
-		m_locked = true;
-	}
-
-	inline ~CSLocker(void)
-	{
-		forceUnlock();
-	}
-
-	inline void forceUnlock(void)
-	{
-		if(m_locked)
-		{
-			m_criticalSection.leave();
-			m_locked = false;
-		}
-	}
-protected:
-	volatile bool m_locked;
-	CriticalSection &m_criticalSection;
-};
-
 ///////////////////////////////////////////////////////////////////////////////
 // GLOBAL VARS
 ///////////////////////////////////////////////////////////////////////////////
@@ -204,10 +132,6 @@ static bool g_lamexp_console_attached = false;
 
 //Fatal exit flags
 static volatile bool g_lamexp_fatal_flag = true;
-static CriticalSection g_lamexp_fatal_lock;
-
-//Global locks
-static CriticalSection g_lamexp_message_lock;
 
 //CLI Arguments
 static struct
@@ -452,7 +376,7 @@ void lamexp_message_handler(QtMsgType type, const char *msg)
 		return;
 	}
 
-	CSLocker lock(g_lamexp_message_lock);
+	//CSLocker lock(g_lamexp_message_lock); FIXME !!!! FIXME !!!! FIXME !!!! FIXME !!!!
 
 	if(g_lamexp_log_file)
 	{
@@ -470,8 +394,8 @@ void lamexp_message_handler(QtMsgType type, const char *msg)
 
 	if((type == QtCriticalMsg) || (type == QtFatalMsg))
 	{
-		lock.forceUnlock();
-		lamexp_fatal_exit(msg);
+		//lock.forceUnlock();
+		MUtils::OS::fatal_exit(MUTILS_WCHR(QString::fromUtf8(msg)));
 	}
 }
 
@@ -480,7 +404,7 @@ void lamexp_message_handler(QtMsgType type, const char *msg)
  */
 static void lamexp_invalid_param_handler(const wchar_t* exp, const wchar_t* fun, const wchar_t* fil, unsigned int, uintptr_t)
 {
-	lamexp_fatal_exit("Invalid parameter handler invoked, application will exit!");
+	MUtils::OS::fatal_exit(L"Invalid parameter handler invoked, application will exit!");
 }
 
 /*
@@ -489,7 +413,7 @@ static void lamexp_invalid_param_handler(const wchar_t* exp, const wchar_t* fun,
 static void lamexp_signal_handler(int signal_num)
 {
 	signal(signal_num, lamexp_signal_handler);
-	lamexp_fatal_exit("Signal handler invoked, application will exit!");
+	MUtils::OS::fatal_exit(L"Signal handler invoked, application will exit!");
 }
 
 /*
@@ -497,7 +421,7 @@ static void lamexp_signal_handler(int signal_num)
  */
 static LONG WINAPI lamexp_exception_handler(struct _EXCEPTION_POINTERS *ExceptionInfo)
 {
-	lamexp_fatal_exit("Unhandeled exception handler invoked, application will exit!");
+	MUtils::OS::fatal_exit(L"Unhandeled exception handler invoked, application will exit!");
 	return LONG_MAX;
 }
 
@@ -635,7 +559,7 @@ static unsigned int __stdcall lamexp_debug_thread_proc(LPVOID lpParameter)
 	{
 		if(lamexp_check_for_debugger())
 		{
-			lamexp_fatal_exit("Not a debug build. Please unload debugger and try again!");
+			MUtils::OS::fatal_exit(L"Not a debug build. Please unload debugger and try again!");
 			return 666;
 		}
 		lamexp_sleep(100);
@@ -649,7 +573,7 @@ static HANDLE lamexp_debug_thread_init()
 {
 	if(lamexp_check_for_debugger())
 	{
-		lamexp_fatal_exit("Not a debug build. Please unload debugger and try again!");
+		MUtils::OS::fatal_exit(L"Not a debug build. Please unload debugger and try again!");
 	}
 	const uintptr_t h = _beginthreadex(NULL, 0, lamexp_debug_thread_proc, NULL, 0, NULL);
 	return (HANDLE)(h^0xdeadbeef);
@@ -662,7 +586,7 @@ static bool lamexp_event_filter(void *message, long *result)
 { 
 	if((!(MUTILS_DEBUG)) && lamexp_check_for_debugger())
 	{
-		lamexp_fatal_exit("Not a debug build. Please unload debugger and try again!");
+		MUtils::OS::fatal_exit(L"Not a debug build. Please unload debugger and try again!");
 	}
 	
 	switch(reinterpret_cast<MSG*>(message)->message)
@@ -1849,39 +1773,6 @@ static DWORD WINAPI lamexp_fatal_exit_helper(LPVOID lpParameter)
 	return 0;
 }
 
-/*
- * Fatal application exit
- */
-void lamexp_fatal_exit(const char* const errorMessage)
-{
-	g_lamexp_fatal_lock.enter();
-	
-	if(!g_lamexp_fatal_flag)
-	{
-		return; /*prevent recursive invocation*/
-	}
-
-	g_lamexp_fatal_flag = false;
-
-	if(g_main_thread_id != GetCurrentThreadId())
-	{
-		if(HANDLE hThreadMain = OpenThread(THREAD_SUSPEND_RESUME, FALSE, g_main_thread_id))
-		{
-			SuspendThread(hThreadMain); /*stop main thread*/
-		}
-	}
-
-	if(HANDLE hThread = CreateThread(NULL, 0, lamexp_fatal_exit_helper, (LPVOID) errorMessage, 0, NULL))
-	{
-		WaitForSingleObject(hThread, INFINITE);
-	}
-
-	for(;;)
-	{
-		TerminateProcess(GetCurrentProcess(), 666);
-	}
-}
-
 /*
  * Initialize debug thread
  */
@@ -1928,7 +1819,7 @@ extern "C" void _lamexp_global_init_win32(void)
 {
 	if((!MUTILS_DEBUG) && lamexp_check_for_debugger())
 	{
-		lamexp_fatal_exit("Not a debug build. Please unload debugger and try again!");
+		MUtils::OS::fatal_exit(L"Not a debug build. Please unload debugger and try again!");
 	}
 
 	//Zero *before* constructors are called
diff --git a/src/Global_Zero.cpp b/src/Global_Zero.cpp
index d75c6e7f..92f719aa 100644
--- a/src/Global_Zero.cpp
+++ b/src/Global_Zero.cpp
@@ -22,6 +22,10 @@
 
 #include "Global.h"
 
+//MUtils
+#include <MUtils/OSSupport.h>
+
+//Qt
 #include <QtGlobal>
 
 ///////////////////////////////////////////////////////////////////////////////
@@ -40,7 +44,7 @@ static size_t lamexp_entry_check(void)
 	volatile size_t retVal = 0xA199B5AF;
 	if(g_lamexp_entry_check_flag != 0x8761F64D)
 	{
-		lamexp_fatal_exit("Application initialization has failed, take care!");
+		MUtils::OS::fatal_exit(L"Application initialization has failed, take care!");
 	}
 	return retVal;
 }
@@ -73,7 +77,7 @@ extern "C" int lamexp_entry_point(void)
 {
 	if(g_lamexp_entry_check_flag != 0x789E09B2)
 	{
-		lamexp_fatal_exit("Application initialization has failed, take care!");
+		MUtils::OS::fatal_exit(L"Application initialization has failed, take care!");
 	}
 
 	//Call global initialization functions
diff --git a/src/Main.cpp b/src/Main.cpp
index b3603e38..50da3f6c 100644
--- a/src/Main.cpp
+++ b/src/Main.cpp
@@ -242,12 +242,12 @@ static int _main(int argc, char* argv[])
 		catch(const std::exception &error)
 		{
 			PRINT_ERROR("\nGURU MEDITATION !!!\n\nException error:\n%s\n", error.what());
-			lamexp_fatal_exit("Unhandeled C++ exception error, application will exit!");
+			MUtils::OS::fatal_exit(L"Unhandeled C++ exception error, application will exit!");
 		}
 		catch(...)
 		{
 			PRINT_ERROR("\nGURU MEDITATION !!!\n\nUnknown exception error!\n");
-			lamexp_fatal_exit("Unhandeled C++ exception error, application will exit!");
+			MUtils::OS::fatal_exit(L"Unhandeled C++ exception error, application will exit!");
 		}
 		return iResult;
 	}
@@ -271,7 +271,7 @@ int main(int argc, char* argv[])
 		__except(1)
 		{
 			PRINT_ERROR("\nGURU MEDITATION !!!\n\nUnhandeled structured exception error!\n");
-			lamexp_fatal_exit("Unhandeled structured exception error, application will exit!");
+			MUtils::OS::fatal_exit(L"Unhandeled structured exception error, application will exit!");
 		}
 	}
 }
diff --git a/src/Thread_CPUObserver.cpp b/src/Thread_CPUObserver.cpp
index 724817a0..d29e46ce 100644
--- a/src/Thread_CPUObserver.cpp
+++ b/src/Thread_CPUObserver.cpp
@@ -20,9 +20,14 @@
 // http://www.gnu.org/licenses/gpl-2.0.txt
 ///////////////////////////////////////////////////////////////////////////////
 
+//Internal
 #include "Thread_CPUObserver.h"
 #include "Global.h"
 
+//MUtils
+#include <MUtils/OSSupport.h>
+
+//Qt
 #include <QDir>
 
 //Windows includes
@@ -57,12 +62,12 @@ void CPUObserverThread::run(void)
 	catch(const std::exception &error)
 	{
 		PRINT_ERROR("\nGURU MEDITATION !!!\n\nException error:\n%s\n", error.what());
-		lamexp_fatal_exit("Unhandeled C++ exception error, application will exit!");
+		MUtils::OS::fatal_exit(L"Unhandeled C++ exception error, application will exit!");
 	}
 	catch(...)
 	{
 		PRINT_ERROR("\nGURU MEDITATION !!!\n\nUnknown exception error!\n");
-		lamexp_fatal_exit("Unhandeled C++ exception error, application will exit!");
+		MUtils::OS::fatal_exit(L"Unhandeled C++ exception error, application will exit!");
 	}
 
 	while(m_semaphore.available()) m_semaphore.tryAcquire();
diff --git a/src/Thread_DiskObserver.cpp b/src/Thread_DiskObserver.cpp
index 220bf7c3..f6b5a217 100644
--- a/src/Thread_DiskObserver.cpp
+++ b/src/Thread_DiskObserver.cpp
@@ -28,6 +28,7 @@
 
 //MUtils
 #include <MUtils/Global.h>
+#include <MUtils/OSSupport.h>
 
 //Qt
 #include <QDir>
@@ -63,12 +64,12 @@ void DiskObserverThread::run(void)
 	catch(const std::exception &error)
 	{
 		PRINT_ERROR("\nGURU MEDITATION !!!\n\nException error:\n%s\n", error.what());
-		lamexp_fatal_exit("Unhandeled C++ exception error, application will exit!");
+		MUtils::OS::fatal_exit(L"Unhandeled C++ exception error, application will exit!");
 	}
 	catch(...)
 	{
 		PRINT_ERROR("\nGURU MEDITATION !!!\n\nUnknown exception error!\n");
-		lamexp_fatal_exit("Unhandeled C++ exception error, application will exit!");
+		MUtils::OS::fatal_exit(L"Unhandeled C++ exception error, application will exit!");
 	}
 
 	while(m_semaphore.available()) m_semaphore.tryAcquire();
diff --git a/src/Thread_FileAnalyzer_Task.cpp b/src/Thread_FileAnalyzer_Task.cpp
index fa1f34f0..7a64b773 100644
--- a/src/Thread_FileAnalyzer_Task.cpp
+++ b/src/Thread_FileAnalyzer_Task.cpp
@@ -29,6 +29,7 @@
 
 //MUtils
 #include <MUtils/Global.h>
+#include <MUtils/OSSupport.h>
 
 //Qt
 #include <QDir>
@@ -89,12 +90,12 @@ void AnalyzeTask::run()
 	catch(const std::exception &error)
 	{
 		PRINT_ERROR("\nGURU MEDITATION !!!\n\nException error:\n%s\n", error.what());
-		lamexp_fatal_exit("Unhandeled C++ exception error, application will exit!");
+		MUtils::OS::fatal_exit(L"Unhandeled C++ exception error, application will exit!");
 	}
 	catch(...)
 	{
 		PRINT_ERROR("\nGURU MEDITATION !!!\n\nUnknown exception error!\n");
-		lamexp_fatal_exit("Unhandeled C++ exception error, application will exit!");
+		MUtils::OS::fatal_exit(L"Unhandeled C++ exception error, application will exit!");
 	}
 }
 
diff --git a/src/Thread_Initialization.cpp b/src/Thread_Initialization.cpp
index 696e4897..69c562fd 100644
--- a/src/Thread_Initialization.cpp
+++ b/src/Thread_Initialization.cpp
@@ -29,6 +29,7 @@
 
 //MUtils
 #include <MUtils/Global.h>
+#include <MUtils/OSSupport.h>
 
 //Qt
 #include <QFileInfo>
@@ -235,12 +236,12 @@ void InitializationThread::run(void)
 	catch(const std::exception &error)
 	{
 		PRINT_ERROR("\nGURU MEDITATION !!!\n\nException error:\n%s\n", error.what());
-		lamexp_fatal_exit("Unhandeled C++ exception error, application will exit!");
+		MUtils::OS::fatal_exit(L"Unhandeled C++ exception error, application will exit!");
 	}
 	catch(...)
 	{
 		PRINT_ERROR("\nGURU MEDITATION !!!\n\nUnknown exception error!\n");
-		lamexp_fatal_exit("Unhandeled C++ exception error, application will exit!");
+		MUtils::OS::fatal_exit(L"Unhandeled C++ exception error, application will exit!");
 	}
 }
 
diff --git a/src/Thread_Process.cpp b/src/Thread_Process.cpp
index 98d5f920..03ba68a2 100644
--- a/src/Thread_Process.cpp
+++ b/src/Thread_Process.cpp
@@ -37,6 +37,7 @@
 
 //MUtils
 #include <MUtils/Global.h>
+#include <MUtils/OSSupport.h>
 #include <MUtils/Version.h>
 
 //Qt
@@ -187,12 +188,12 @@ void ProcessThread::run()
 	catch(const std::exception &error)
 	{
 		PRINT_ERROR("\nGURU MEDITATION !!!\n\nException error:\n%s\n", error.what());
-		lamexp_fatal_exit("Unhandeled C++ exception error, application will exit!");
+		MUtils::OS::fatal_exit(L"Unhandeled C++ exception error, application will exit!");
 	}
 	catch(...)
 	{
 		PRINT_ERROR("\nGURU MEDITATION !!!\n\nUnknown exception error!\n");
-		lamexp_fatal_exit("Unhandeled C++ exception error, application will exit!");
+		MUtils::OS::fatal_exit(L"Unhandeled C++ exception error, application will exit!");
 	}
 }
 
diff --git a/src/Thread_RAMObserver.cpp b/src/Thread_RAMObserver.cpp
index 4b0385aa..a0b34fa4 100644
--- a/src/Thread_RAMObserver.cpp
+++ b/src/Thread_RAMObserver.cpp
@@ -23,6 +23,10 @@
 #include "Thread_RAMObserver.h"
 #include "Global.h"
 
+//MUtils
+#include <MUtils/OSSupport.h>
+
+//Qt
 #include <QDir>
 
 //Windows includes
@@ -57,12 +61,12 @@ void RAMObserverThread::run(void)
 	catch(const std::exception &error)
 	{
 		PRINT_ERROR("\nGURU MEDITATION !!!\n\nException error:\n%s\n", error.what());
-		lamexp_fatal_exit("Unhandeled C++ exception error, application will exit!");
+		MUtils::OS::fatal_exit(L"Unhandeled C++ exception error, application will exit!");
 	}
 	catch(...)
 	{
 		PRINT_ERROR("\nGURU MEDITATION !!!\n\nUnknown exception error!\n");
-		lamexp_fatal_exit("Unhandeled C++ exception error, application will exit!");
+		MUtils::OS::fatal_exit(L"Unhandeled C++ exception error, application will exit!");
 	}
 
 	while(m_semaphore.available()) m_semaphore.tryAcquire();