From 07dd2fd9dc4c2be4bf098fb4208a14d293e1df29 Mon Sep 17 00:00:00 2001
From: Shrihari Mahabal <shriharimahabal08@gmail.com>
Date: Tue, 21 Apr 2026 19:04:11 +0530
Subject: [PATCH] fix: prevent persistence of virtual single doctypes

---
 frappe/model/document.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/frappe/model/document.py b/frappe/model/document.py
index 50d51e0d83..d7f70a85c4 100644
--- a/frappe/model/document.py
+++ b/frappe/model/document.py
@@ -898,6 +898,9 @@ class Document(BaseDocument):
 
 	def update_single(self, d):
 		"""Updates values for Single type Document in `tabSingles`."""
+		if self.meta.is_virtual:
+			return
+
 		frappe.db.delete("Singles", {"doctype": self.doctype})
 		for field, value in d.items():
 			if field != "doctype":