From b43c88ffc8d74444696e29db9bcbfef084f6468b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?He=CC=81ctor=20Chong?= <hector@kooboo.cn>
Date: Tue, 19 Aug 2025 18:16:48 -0400
Subject: [PATCH] fix: error when dragging a block from one editor to another
 with multiple column extension

---
 .../DropCursor/MultiColumnDropCursorPlugin.ts          | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/packages/xl-multi-column/src/extensions/DropCursor/MultiColumnDropCursorPlugin.ts b/packages/xl-multi-column/src/extensions/DropCursor/MultiColumnDropCursorPlugin.ts
index 3b08336f0d..bc8a650bcf 100644
--- a/packages/xl-multi-column/src/extensions/DropCursor/MultiColumnDropCursorPlugin.ts
+++ b/packages/xl-multi-column/src/extensions/DropCursor/MultiColumnDropCursorPlugin.ts
@@ -145,7 +145,9 @@ export function multiColumnDropCursor(
               id: UniqueID.options.generateID(),
             });
 
-          editor.removeBlocks([draggedBlock]);
+          if (editor.getBlock(draggedBlock.id)) {
+            editor.removeBlocks([draggedBlock]);
+          }
 
           editor.updateBlock(columnList, {
             children: newChildren,
@@ -162,7 +164,11 @@ export function multiColumnDropCursor(
 
           const blocks =
             position === "left" ? [draggedBlock, block] : [block, draggedBlock];
-          editor.removeBlocks([draggedBlock]);
+
+          if (editor.getBlock(draggedBlock.id)) {
+            editor.removeBlocks([draggedBlock]);
+          }
+
           editor.replaceBlocks(
             [block],
             [