Handle changing layer pointer on reconnect

source/RobotAPI/gui-plugins/ArViz/LayerInfoTree.cpp

@@ -54,7 +54,10 @@ namespace armarx
         {
             if (layerID == this->layerID)
             {
-                ARMARX_CHECK_EQUAL(this->layer, &layer) << "Layer pointer is not expected to change.";
+                // If the layer object identified by layerID changed, we should use the new one.
+                // This can happen when the gui plugin reconnects.
+                this->layer = &layer;
+
                 this->update();
             }
         });