4 files changed, 24 insertions, 0 deletions
diff --git a/indra/newview/llviewerobject.cpp b/indra/newview/llviewerobject.cpp
index 090d3cadd4..d1661290f2 100644
--- a/indra/newview/llviewerobject.cpp
+++ b/indra/newview/llviewerobject.cpp
@@ -3009,6 +3009,8 @@ void LLViewerObject::setScale(const LLVector3 &scale, BOOL damped)
 		{
 			if (!mOnMap)
 			{
+				llassert_always(LLWorld::getInstance()->getRegionFromHandle(getRegion()->getHandle()));
+
 				gObjectList.addToMap(this);
 				mOnMap = TRUE;
 			}
diff --git a/indra/newview/llviewerobjectlist.cpp b/indra/newview/llviewerobjectlist.cpp
index 970cc2e2a7..5d6c738c6d 100644
--- a/indra/newview/llviewerobjectlist.cpp
+++ b/indra/newview/llviewerobjectlist.cpp
@@ -1124,6 +1124,22 @@ void LLViewerObjectList::shiftObjects(const LLVector3 &offset)
 	LLWorld::getInstance()->shiftRegions(offset);
 }
 
+//debug code
+bool LLViewerObjectList::hasMapObjectInRegion(LLViewerRegion* regionp) 
+{
+	for (vobj_list_t::iterator iter = mMapObjects.begin(); iter != mMapObjects.end(); ++iter)
+	{
+		LLViewerObject* objectp = *iter;
+
+		if(objectp->isDead() || objectp->getRegion() == regionp)
+		{
+			return true ;
+		}
+	}
+
+	return false ;
+}
+
 void LLViewerObjectList::renderObjectsForMap(LLNetMap &netmap)
 {
 	LLColor4 above_water_color = LLUIColorTable::instance().getColor( "NetMapOtherOwnAboveWater" );
@@ -1142,6 +1158,9 @@ void LLViewerObjectList::renderObjectsForMap(LLNetMap &netmap)
 	for (vobj_list_t::iterator iter = mMapObjects.begin(); iter != mMapObjects.end(); ++iter)
 	{
 		LLViewerObject* objectp = *iter;
+
+		llassert_always(!objectp->isDead());
+
 		if (!objectp->getRegion() || objectp->isOrphaned() || objectp->isAttachment())
 		{
 			continue;
diff --git a/indra/newview/llviewerobjectlist.h b/indra/newview/llviewerobjectlist.h
index fda3d6899d..8cff8e988a 100644
--- a/indra/newview/llviewerobjectlist.h
+++ b/indra/newview/llviewerobjectlist.h
@@ -87,6 +87,7 @@ public:
 
 	void shiftObjects(const LLVector3 &offset);
 
+	bool hasMapObjectInRegion(LLViewerRegion* regionp) ;
 	void renderObjectsForMap(LLNetMap &netmap);
 	void renderObjectBounds(const LLVector3 &center);
 
diff --git a/indra/newview/llworld.cpp b/indra/newview/llworld.cpp
index 399442e5c4..9db6d5e08c 100644
--- a/indra/newview/llworld.cpp
+++ b/indra/newview/llworld.cpp
@@ -281,6 +281,8 @@ void LLWorld::removeRegion(const LLHost &host)
 	delete regionp;
 
 	updateWaterObjects();
+
+	llassert_always(!gObjectList.hasMapObjectInRegion(regionp)) ;
 }