diff --git a/MUNGA_L4/L4VIDRND.cpp b/MUNGA_L4/L4VIDRND.cpp
index e183145..f570820 100644
--- a/MUNGA_L4/L4VIDRND.cpp
+++ b/MUNGA_L4/L4VIDRND.cpp
@@ -2805,6 +2805,7 @@ CameraShipHUDRenderable::CameraShipHUDRenderable(Entity *entity, ExecutionType e
 	//
 	playerRank = NULL;
 	oldPlayerRank = NULL;
+	rankCount = 0;
 	nameDCS = NULL;
 	rankDCS = NULL;
 	nameInstance = NULL;
@@ -2848,6 +2849,18 @@ CameraShipHUDRenderable::CameraShipHUDRenderable(Entity *entity, ExecutionType e
 		Verify(camera_player_count <= MAX_PLAYER_NAMES);
 		playerRank = new (int (*[camera_player_count]));
 		Register_Pointer(playerRank);
+		//
+		// Cleared, because the fill below is by bitmap index and leaves
+		// gaps: with a Live Cam host the racing players start at index 2
+		// and nothing ever claims slot 0. new[] does not zero, so those
+		// gaps were uninitialised heap read as int* - the access
+		// violation in Execute.
+		//
+		rankCount = camera_player_count;
+		for (int slot = 0; slot < rankCount; ++slot)
+		{
+			playerRank[slot] = NULL;
+		}
 		Player *active_player;
 		if(player_group)
 		{
@@ -3095,8 +3108,14 @@ void CameraShipHUDRenderable::Execute()
 	// whenever they change!
 	//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 	//
-	for(int ii=0; ii<playerCount; ++ii)
+	// Over the whole array, not playerCount, and skipping the slots no
+	// bitmap index claimed - see rankCount in the header.
+	for(int ii=0; ii<rankCount; ++ii)
 	{
+		if (playerRank[ii] == NULL)
+		{
+			continue;
+		}
 		if (oldPlayerRank[ii] != (*playerRank[ii]))
 		{
 			oldPlayerRank[ii] = *playerRank[ii];
diff --git a/MUNGA_L4/L4VIDRND.h b/MUNGA_L4/L4VIDRND.h
index 61a0fc8..92f1221 100644
--- a/MUNGA_L4/L4VIDRND.h
+++ b/MUNGA_L4/L4VIDRND.h
@@ -846,6 +846,19 @@ class CameraShipHUDRenderable :
 		int
 			playerCount;
 
+		//
+		// How long playerRank/oldPlayerRank actually are. NOT playerCount:
+		// the arrays are keyed by playerBitmapIndex, which a CameraShip
+		// player takes a slot in too, so they are sized for the racing
+		// players plus the camera players and are SPARSE - a slot whose
+		// bitmap index nobody claimed stays NULL. Walking them to
+		// playerCount instead read past the last claimed slot, which is
+		// how a Live Cam host (bitmap index 1, and not in "Players") took
+		// the whole game down.
+		//
+		int
+			rankCount;
+
 		int
 			oldFollowedPlayerIndex,
 			*followedPlayerIndex;