From d9e8de6969510a0936a5655082be0ee9aeded363 Mon Sep 17 00:00:00 2001
From: dmitrykurmanov <kurmanov.work@gmail.com>
Date: Wed, 21 Feb 2024 16:46:45 +0400
Subject: [PATCH] work for the
 https://github.com/surveyjs/survey-library/issues/7893

---
 src/dragdrop/ranking-select-to-rank.ts | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/dragdrop/ranking-select-to-rank.ts b/src/dragdrop/ranking-select-to-rank.ts
index 63a4628aa3..d60ef552e1 100644
--- a/src/dragdrop/ranking-select-to-rank.ts
+++ b/src/dragdrop/ranking-select-to-rank.ts
@@ -10,13 +10,15 @@ export class DragDropRankingSelectToRank extends DragDropRankingChoices {
       return dragOverNode;
     }
 
-    if (this.parentElement.isEmpty()) {
+    if (
+      this.parentElement.rankingChoices.length === 0 ||
+      this.parentElement.unRankingChoices.length === 0
+    ) {
       let toContainer: HTMLElement = dragOverNode.closest("[data-ranking='to-container']");
       let fromContainer: HTMLElement = dragOverNode.closest("[data-ranking='from-container']");
 
       if (!!toContainer) return toContainer;
       if (!!fromContainer) return fromContainer;
-      return null;
     }
 
     return super.findDropTargetNodeByDragOverNode(dragOverNode);