diff --git a/indra/newview/llfloaterpathfindinglinksets.cpp b/indra/newview/llfloaterpathfindinglinksets.cpp
index 4d3581fc60..5c7f288226 100644
--- a/indra/newview/llfloaterpathfindinglinksets.cpp
+++ b/indra/newview/llfloaterpathfindinglinksets.cpp
@@ -285,7 +285,7 @@ void LLFloaterPathfindingLinksets::sendNavMeshDataGetRequest()
 		std::string navMeshDataURL = getCapabilityURL();
 		if (navMeshDataURL.empty())
 		{
-			setMessagingState(kMessagingComplete);
+			setMessagingState(kMessagingServiceNotAvailable);
 			llwarns << "cannot query object navmesh properties from current region '" << getRegionName() << "'" << llendl;
 		}
 		else
@@ -300,13 +300,16 @@ void LLFloaterPathfindingLinksets::sendNavMeshDataPutRequest(const LLSD& pPostDa
 {
 	if (!isMessagingInProgress())
 	{
+		setMessagingState(kMessagingModifyStarting);
 		std::string navMeshDataURL = getCapabilityURL();
 		if (navMeshDataURL.empty())
 		{
+			setMessagingState(kMessagingServiceNotAvailable);
 			llwarns << "cannot put object navmesh properties for current region '" << getRegionName() << "'" << llendl;
 		}
 		else
 		{
+			setMessagingState(kMessagingModifyRequestSent);
 			LLHTTPClient::put(navMeshDataURL, pPostData, new NavMeshDataPutResponder(navMeshDataURL, mSelfHandle));
 		}
 	}
@@ -602,6 +605,10 @@ void LLFloaterPathfindingLinksets::updateLinksetsStatusMessage()
 			statusText = getString("linksets_messaging_complete_available", string_args);
 		}
 		break;
+	case kMessagingServiceNotAvailable :
+		statusText = getString("linksets_messaging_service_not_available");
+		styleParams.color = warningColor;
+		break;
 	default:
 		statusText = getString("linksets_messaging_initial");
 		llassert(0);
diff --git a/indra/newview/llfloaterpathfindinglinksets.h b/indra/newview/llfloaterpathfindinglinksets.h
index 250625c72a..ce266b1706 100644
--- a/indra/newview/llfloaterpathfindinglinksets.h
+++ b/indra/newview/llfloaterpathfindinglinksets.h
@@ -62,7 +62,8 @@ public:
 		kMessagingModifyRequestSent,
 		kMessagingModifyReceived,
 		kMessagingModifyError,
-		kMessagingComplete
+		kMessagingComplete,
+		kMessagingServiceNotAvailable
 	} EMessagingState;
 
 	virtual BOOL postBuild();
diff --git a/indra/newview/skins/default/xui/en/floater_pathfinding_linksets.xml b/indra/newview/skins/default/xui/en/floater_pathfinding_linksets.xml
index 9aea89ece7..ec720b55ca 100644
--- a/indra/newview/skins/default/xui/en/floater_pathfinding_linksets.xml
+++ b/indra/newview/skins/default/xui/en/floater_pathfinding_linksets.xml
@@ -26,6 +26,7 @@
   <floater.string name="linksets_messaging_modify_error">Error detected while modifying for pathfinding linksets</floater.string>
   <floater.string name="linksets_messaging_complete_none_found">No pathfinding linksets</floater.string>
   <floater.string name="linksets_messaging_complete_available">[NUM_SELECTED] linksets selected out of [NUM_TOTAL]</floater.string>
+  <floater.string name="linksets_messaging_service_not_available">Required capability is not available in current region</floater.string>
   <floater.string name="linkset_path_state_walkable">Walkable</floater.string>
   <floater.string name="linkset_path_state_obstacle">Obstacle</floater.string>
   <floater.string name="linkset_path_state_ignored">Ignored</floater.string>