diff --git a/DataStructures/SearchEngine.h b/DataStructures/SearchEngine.h
index 30a7628b8..11843fb0b 100644
--- a/DataStructures/SearchEngine.h
+++ b/DataStructures/SearchEngine.h
@@ -335,7 +335,7 @@ public:
     }
 
     inline std::string GetEscapedNameForNameID(const NodeID nameID) const {
-        return ( nameID >= _names->size() ? std::string("") : HTMLEntitize(_names->at(nameID)) );
+        return ( (nameID >= _names->size() || nameID == 0) ? std::string("") : HTMLEntitize(_names->at(nameID)) );
     }
 
     inline short GetTypeOfEdgeForOriginDestinationNodeID(NodeID s, NodeID t) const {
diff --git a/Plugins/JSONDescriptor.h b/Plugins/JSONDescriptor.h
index 2d5568bcb..ea481d97f 100644
--- a/Plugins/JSONDescriptor.h
+++ b/Plugins/JSONDescriptor.h
@@ -62,9 +62,9 @@ public:
             reply.content += ("\"status_message\":");
             reply.content += "\"Found route between points\",";
             unsigned streetID = sEngine->GetNameIDForOriginDestinationNodeID(phantomNodes->startNode1, phantomNodes->startNode2);
-            startPointName = sEngine->GetEscapedNameForNameID(streetID);
+            startPointName = (0 == streetID ? "Unnamed origin street" : sEngine->GetEscapedNameForNameID(streetID) );
             streetID = sEngine->GetNameIDForOriginDestinationNodeID(phantomNodes->targetNode1, phantomNodes->targetNode2);
-            endPointName = sEngine->GetEscapedNameForNameID(streetID);
+            endPointName = (0 == streetID ? "Unnamed destination street" : sEngine->GetEscapedNameForNameID(streetID) );
 
             routeInstructionString += "[\"Head ";
             _Coordinate tmpCoord;