diff -up nogravity-2.00/src/lt_sound.c~ nogravity-2.00/src/lt_sound.c

--- nogravity-2.00/src/lt_sound.c~	2011-12-06 15:58:45.000000000 +0100

+++ nogravity-2.00/src/lt_sound.c	2011-12-06 16:12:07.828431143 +0100

@@ -261,11 +261,13 @@ static u_int32_t CALLING_STD Thread(void

 {

 	UNUSED(context);

-	while (m_Status)

+	while (1)

 	{	

 #ifdef USE_MUTEX

 		mutex_lock(&m_Mutex);

 #endif

+		if (!m_Status)

+			break;

 		V3XAStream_Poll(g_pWavStream);

 #ifdef USE_MUTEX

 		mutex_unlock(&m_Mutex);		

@@ -304,10 +306,10 @@ void NG_AudioPlayTrack(int i)

 	m_Thread.pArgument = NULL;

 	m_Thread.pFunc = Thread;

 	m_Status = 1;

-	thread_begin(&m_Thread, SYS_THREAD_PRIORITY_NORMAL);

 #ifdef USE_MUTEX

 	mutex_init(&m_Mutex);	

 #endif

+	thread_begin(&m_Thread, SYS_THREAD_PRIORITY_NORMAL);

 #endif

     return;

@@ -510,6 +512,10 @@ void NG_AudioStopMusic(void)

 	if (g_pWavStream)

 	{

+#ifdef USE_MUTEX

+		m_Status = 0;

+		mutex_lock(&m_Mutex);

+#endif

 		for(i=g_SGSettings.VolMusic;i!=0;i--)

 		{

 			V3XAStream_SetVolume(g_pWavStream, 0, (float)i/100);

@@ -518,10 +524,6 @@ void NG_AudioStopMusic(void)

 			timer_snooze((64L*12L)/((g_SGSettings.VolMusic*4)+1));

 		}

-#ifdef USE_MUTEX		

-		mutex_lock(&m_Mutex);

-		m_Status = 0;

-#endif

 		V3XAStream_Release(g_pWavStream);

 #ifdef USE_MUTEX