--- a/Plugin/clTreeCtrlPanel.cpp
+++ b/Plugin/clTreeCtrlPanel.cpp
@@ -121,13 +121,19 @@
         // Handle conditional menu items based on IsTopLevelFolder()
         if (IsTopLevelFolder(item)) {
             // Disable items for top-level folders
-            menu->Enable(XRCID("tree_ctrl_delete_folder"), false);
-            menu->Enable(XRCID("separator_delete"), false);
-            menu->Enable(XRCID("tree_ctrl_rename_folder"), false);
-            menu->Enable(XRCID("separator_rename"), false);
+            if (menu->FindItem(XRCID("tree_ctrl_delete_folder")))
+                menu->Enable(XRCID("tree_ctrl_delete_folder"), false);
+            if (menu->FindItem(XRCID("separator_delete")))
+                menu->Enable(XRCID("separator_delete"), false);
+            if (menu->FindItem(XRCID("tree_ctrl_rename_folder")))
+                menu->Enable(XRCID("tree_ctrl_rename_folder"), false);
+            if (menu->FindItem(XRCID("separator_rename")))
+                menu->Enable(XRCID("separator_rename"), false);
         } else {
             // Disable items for non top-level folders
-            menu->Enable(XRCID("tree_ctrl_close_folder"), false);
-            menu->Enable(XRCID("separator_close"), false);
+            if (menu->FindItem(XRCID("tree_ctrl_close_folder")))
+                menu->Enable(XRCID("tree_ctrl_close_folder"), false);
+            if (menu->FindItem(XRCID("separator_close")))
+                menu->Enable(XRCID("separator_close"), false);
         }