Index: Constructor/UI/MainWindow.cs
===================================================================
--- Constructor/UI/MainWindow.cs    (revision 6406)
+++ Constructor/UI/MainWindow.cs    (working copy)
@@ -3910,7 +3910,7 @@

         private void viewTaxiwaysToolStripMenuItem_Click(object sender, EventArgs e)
         {
-            var airfield = GetCategoryByTreeNode(projectTreeView.SelectedNode);
+            var airfield = GetCategoryByTreeNode(projectTreeView.SelectedNode.Parent);
             var rn4 = AppEnv.Instance.terrainConfig.GetTaxiwaysOutPath(airfield as AirfieldCategory);
             var launcher = new MapViewerLauncher("View Taxiways");
             launcher.LaunchRoadNetworkViewer(rn4);
Index: Constructor/UI/MainWindow.Designer.cs
===================================================================
--- Constructor/UI/MainWindow.Designer.cs   (revision 6406)
+++ Constructor/UI/MainWindow.Designer.cs   (working copy)
@@ -1204,6 +1204,7 @@
             this.editInMapViewerToolStripMenuItem,
             this.editInLandViewerToolStripMenuItem,
             this.copyOffshorePathToClipboard_toolStripMenuItem,
+            this.viewTaxiwaysToolStripMenuItem,
             this.toolStripSeparator37,
             this.dumpReferences_offshore_toolStripMenuItem,
             this.viewReferences_offshore_ToolStripMenuItem,
@@ -2039,7 +2040,6 @@
             //
             this.airfield_contextMenuStrip.Items.AddRange(new System.Windows.Forms.ToolStripItem[] {
             this.airfieldSettingsToolStripMenuItem,
-            this.viewTaxiwaysToolStripMenuItem,
             this.toolStripSeparator47,
             this.excludeFromBuildAirfieldToolStripMenuItem,
             this.excludeAllItemsFromBuildSpaceToolStripMenuItem2,