diff --git a/indra/llui/llmenugl.cpp b/indra/llui/llmenugl.cpp
index 1c9c58e4e0..037ac31bfb 100644
--- a/indra/llui/llmenugl.cpp
+++ b/indra/llui/llmenugl.cpp
@@ -809,6 +809,12 @@ void LLMenuItemCallGL::initFromParams(const Params& p)
 			{
 				setEnabledControlVariable(control);
 			}
+			else
+			{
+				LL_WARNS() << "Failed to assign 'enabled' control variable to menu " << getName()
+							<< ": control " << p.on_enable.control_name()
+							<< " does not exist." << LL_ENDL;
+			}
 		}
 	}
 	if (p.on_click.isProvided())
diff --git a/indra/llui/lluictrl.cpp b/indra/llui/lluictrl.cpp
index 703540b3e6..f324cfe653 100644
--- a/indra/llui/lluictrl.cpp
+++ b/indra/llui/lluictrl.cpp
@@ -137,13 +137,29 @@ void LLUICtrl::initFromParams(const Params& p)
 		{
 			LLControlVariable* control = findControl(p.enabled_controls.enabled);
 			if (control)
+			{
 				setEnabledControlVariable(control);
+			}
+			else
+			{
+				LL_WARNS() << "Failed to assign 'enabled' control variable to " << getName()
+							<< ": control " << p.enabled_controls.enabled()
+							<< " does not exist." << LL_ENDL;
+			}
 		}
 		else if(p.enabled_controls.disabled.isChosen())
 		{
 			LLControlVariable* control = findControl(p.enabled_controls.disabled);
 			if (control)
+			{
 				setDisabledControlVariable(control);
+			}
+			else
+			{
+				LL_WARNS() << "Failed to assign 'disabled' control variable to " << getName() 
+							<< ": control " << p.enabled_controls.disabled()
+							<< " does not exist." << LL_ENDL;
+			}
 		}
 	}
 	// <FS:Zi> Decide if a control should be visible, according to ControlVisibility
@@ -155,7 +171,15 @@ void LLUICtrl::initFromParams(const Params& p)
 		{
 			LLControlVariable* control = findControl(p.controls_visibility.visible);
 			if (control)
+			{
 				setMakeVisibleControlVariable(control);
+			}
+			else
+			{
+				LL_WARNS() << "Failed to assign visibility control variable to " << getName()
+							<< ": control " << p.controls_visibility.visible()
+							<< " does not exist." << LL_ENDL;
+			}
 		}
 		// <FS:Zi> Decide if a control should be visible, according to ControlVisibility
 		// else if (p.controls_visibility.invisible.isChosen())
@@ -164,7 +188,15 @@ void LLUICtrl::initFromParams(const Params& p)
 		{
 			LLControlVariable* control = findControl(p.controls_visibility.invisible);
 			if (control)
+			{
 				setMakeInvisibleControlVariable(control);
+			}
+			else
+			{
+				LL_WARNS() << "Failed to assign invisibility control variable to " << getName()
+							<< ": control " << p.controls_visibility.invisible()
+							<< " does not exist." << LL_ENDL;
+			}
 		}
 	// <FS:Zi> Decide if a control should be visible, according to ControlVisibility
 	// }
@@ -505,6 +537,11 @@ void LLUICtrl::setControlName(const std::string& control_name, LLView *context)
 	if (!control_name.empty())
 	{
 		LLControlVariable* control = context->findControl(control_name);
+		if (!control)
+		{
+			LL_WARNS() << "Failed to assign control variable to " << getName()
+						<< ": control "<< control_name << " does not exist." << LL_ENDL;
+		}
 		setControlVariable(control);
 	}
 }
diff --git a/indra/newview/llcontrolavatar.cpp b/indra/newview/llcontrolavatar.cpp
index c40246632d..1b5b2d48bd 100644
--- a/indra/newview/llcontrolavatar.cpp
+++ b/indra/newview/llcontrolavatar.cpp
@@ -171,7 +171,10 @@ void LLControlAvatar::matchVolumeTransform()
             if (attached_av)
             {
                 LLViewerJointAttachment *attach = attached_av->getTargetAttachmentPoint(mRootVolp);
-                setPositionAgent(mRootVolp->getRenderPosition());
+                if (getRegion() && !isDead())
+                {
+                    setPositionAgent(mRootVolp->getRenderPosition());
+                }
 				attach->updateWorldPRSParent();
                 LLVector3 joint_pos = attach->getWorldPosition();
                 LLQuaternion joint_rot = attach->getWorldRotation();
@@ -227,7 +230,10 @@ void LLControlAvatar::matchVolumeTransform()
 #endif
 			setRotation(bind_rot*obj_rot);
             mRoot->setWorldRotation(bind_rot*obj_rot);
-			setPositionAgent(vol_pos);
+            if (getRegion() && !isDead())
+            {
+                setPositionAgent(vol_pos);
+            }
 			mRoot->setPosition(vol_pos + mPositionConstraintFixup);
 
             F32 global_scale = gSavedSettings.getF32("AnimatedObjectsGlobalScale");
diff --git a/indra/newview/pipeline.cpp b/indra/newview/pipeline.cpp
index 889757ea2a..ddc026ac14 100644
--- a/indra/newview/pipeline.cpp
+++ b/indra/newview/pipeline.cpp
@@ -8877,7 +8877,8 @@ void LLPipeline::renderDeferredLighting()
 
 					const LLViewerObject *vobj = drawablep->getVObj();
 					if(vobj && vobj->getAvatar()
-						&& (vobj->getAvatar()->isTooComplex() || vobj->getAvatar()->isInMuteList()))
+						&& (vobj->getAvatar()->isTooComplex() || vobj->getAvatar()->isInMuteList())
+						|| (vobj && dist_vec(vobj->getPosition(), LLViewerCamera::getInstance()->getOrigin()) > RenderFarClip))
 					{
 						continue;
 					}
diff --git a/indra/newview/skins/default/xui/en/notifications.xml b/indra/newview/skins/default/xui/en/notifications.xml
index d689034f09..9c3386d126 100644
--- a/indra/newview/skins/default/xui/en/notifications.xml
+++ b/indra/newview/skins/default/xui/en/notifications.xml
@@ -2333,6 +2333,7 @@ Unable to create output file: [FILE]
    icon="alertmodal.tga"
    name="DoNotSupportBulkAnimationUpload"
    type="alertmodal">
+    <unique/>
 [APP_NAME] does not currently support bulk upload of BVH format animation files.
   <tag>fail</tag>
   </notification>
@@ -3549,6 +3550,9 @@ Display settings have been set to recommended levels because of a change to the
    icon="alertmodal.tga"
    name="ErrorMessage"
    type="alertmodal">
+    <unique>
+      <context>ERROR_MESSAGE</context>
+    </unique>
 [ERROR_MESSAGE]
   <tag>fail</tag>
     <usetemplate