1 files changed, 17 insertions, 5 deletions

diff --git a/indra/newview/lldrawpoolavatar.cpp b/indra/newview/lldrawpoolavatar.cpp
index 821d58a9b2..8bbc529244 100755
--- a/indra/newview/lldrawpoolavatar.cpp
+++ b/indra/newview/lldrawpoolavatar.cpp
@@ -1553,7 +1553,8 @@ void LLDrawPoolAvatar::updateRiggedFaceVertexBuffer(LLVOAvatar* avatar, LLFace*
 		(drawable && drawable->isState(LLDrawable::REBUILD_ALL)))
 	{
 		if (drawable && drawable->isState(LLDrawable::REBUILD_ALL))
-		{ //rebuild EVERY face in the drawable, not just this one, to avoid missing drawable wide rebuild issues
+		{
+            //rebuild EVERY face in the drawable, not just this one, to avoid missing drawable wide rebuild issues
 			for (S32 i = 0; i < drawable->getNumFaces(); ++i)
 			{
 				LLFace* facep = drawable->getFace(i);
@@ -1570,13 +1571,15 @@ void LLDrawPoolAvatar::updateRiggedFaceVertexBuffer(LLVOAvatar* avatar, LLFace*
 			buffer = face->getVertexBuffer();
 		}
 		else
-		{ //just rebuild this face
+		{
+			//just rebuild this face
 			getRiggedGeometry(face, buffer, data_mask, skin, volume, vol_face);
 		}
 	}
 
 	if (sShaderLevel <= 0 && face->mLastSkinTime < avatar->getLastSkinTime())
-	{ //perform software vertex skinning for this face
+	{
+		//perform software vertex skinning for this face
 		LLStrider<LLVector3> position;
 		LLStrider<LLVector3> normal;
 
@@ -1600,6 +1603,10 @@ void LLDrawPoolAvatar::updateRiggedFaceVertexBuffer(LLVOAvatar* avatar, LLFace*
 		for (U32 j = 0; j < count; ++j)
 		{
 			LLJoint* joint = avatar->getJoint(skin->mJointNames[j]);
+			if (!joint)
+			{
+				joint = avatar->getJoint("mPelvis");
+			}
 			if (joint)
 			{
 				mat[j] = skin->mInvBindMatrix[j];
@@ -1624,12 +1631,13 @@ void LLDrawPoolAvatar::updateRiggedFaceVertexBuffer(LLVOAvatar* avatar, LLFace*
 			{
 				F32 w = weight[j][k];
 
-				idx[k] = llclamp((S32) floorf(w), 0, JOINT_COUNT-1);
+				idx[k] = llclamp((S32) floorf(w), (S32)0, (S32)JOINT_COUNT-1);
 
 				wght[k] = w - floorf(w);
 				scale += wght[k];
 			}
-
+            // This is enforced  in unpackVolumeFaces()
+            llassert(scale>0.f);
 			wght *= 1.f/scale;
 
 			for (U32 k = 0; k < 4; k++)
@@ -1729,6 +1737,10 @@ void LLDrawPoolAvatar::renderRigged(LLVOAvatar* avatar, U32 type, bool glow)
 				for (U32 i = 0; i < count; ++i)
 				{
 					LLJoint* joint = avatar->getJoint(skin->mJointNames[i]);
+                    if (!joint)
+                    {
+                        joint = avatar->getJoint("mPelvis");
+                    }
 					if (joint)
 					{
 						mat[i] = skin->mInvBindMatrix[i];