From 2157dc8a353f8004313c6301eb429b7dade19077 Mon Sep 17 00:00:00 2001
From: Veronica Berglyd Olsen <1619840+vkbo@users.noreply.github.com>
Date: Sun, 16 Feb 2025 16:33:19 +0100
Subject: [PATCH] Block dropping items on invisible root

---
 novelwriter/core/itemmodel.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/novelwriter/core/itemmodel.py b/novelwriter/core/itemmodel.py
index 9cd82c39..7fc79cb9 100644
--- a/novelwriter/core/itemmodel.py
+++ b/novelwriter/core/itemmodel.py
@@ -379,7 +379,9 @@ class ProjectModel(QAbstractItemModel):
         row: int, column: int, parent: QModelIndex
     ) -> bool:
         """Check if mime data can be dropped on the current location."""
-        return data.hasFormat(nwConst.MIME_HANDLE) and action == Qt.DropAction.MoveAction
+        if parent.isValid() and parent.internalPointer() is not self._root:
+            return data.hasFormat(nwConst.MIME_HANDLE) and action == Qt.DropAction.MoveAction
+        return False
 
     def dropMimeData(
         self, data: QMimeData, action: Qt.DropAction,