From 49d33a7b3a7e1181ba60c3757ac9adf40dd3a8e8 Mon Sep 17 00:00:00 2001
From: Sagar Vora <16315650+sagarvora@users.noreply.github.com>
Date: Mon, 29 Dec 2025 16:35:51 +0530
Subject: [PATCH] fix: stricter link field assertion

---
 frappe/model/base_document.py | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/frappe/model/base_document.py b/frappe/model/base_document.py
index 1cafc08944..ebfe364b60 100644
--- a/frappe/model/base_document.py
+++ b/frappe/model/base_document.py
@@ -962,9 +962,7 @@ class BaseDocument:
 			if not docname:
 				continue
 
-			assert isinstance(docname, str | int) or (
-				isinstance(docname, list | tuple | set) and len(docname) == 1
-			), f"Unexpected value for field {df.fieldname}: {docname}"
+			assert isinstance(docname, str | int), f"Unexpected value for field {df.fieldname}: {docname}"
 
 			if df.fieldtype == "Link":
 				doctype = df.options