diff --git a/erpnext/buying/doctype/purchase_order/purchase_order.js b/erpnext/buying/doctype/purchase_order/purchase_order.js
index c4177a4a85c3d0a63981137e781489a9f8d99237..e35c01be0787559fb8afb00ac4c22a80ad792b6f 100644
--- a/erpnext/buying/doctype/purchase_order/purchase_order.js
+++ b/erpnext/buying/doctype/purchase_order/purchase_order.js
@@ -11,8 +11,8 @@ erpnext.accounts.taxes.setup_tax_validations("Purchase Order");
 erpnext.buying.setup_buying_controller();
 
 frappe.ui.form.on("Purchase Order", {
-	setup: function(frm) {
-
+	setup: function (frm) {
+		frm.ignore_doctypes_on_cancel_all = ["Unreconcile Payment", "Unreconcile Payment Entries"];
 		if (frm.doc.is_old_subcontracting_flow) {
 			frm.set_query("reserve_warehouse", "supplied_items", function() {
 				return {
diff --git a/erpnext/buying/doctype/purchase_order/purchase_order.py b/erpnext/buying/doctype/purchase_order/purchase_order.py
index 5313c17b04c06a6af81b6eaa871b4ae7bd99e874..70eb6d2ce70d8a7fd6c6b293683b53dd0cf50fcb 100644
--- a/erpnext/buying/doctype/purchase_order/purchase_order.py
+++ b/erpnext/buying/doctype/purchase_order/purchase_order.py
@@ -485,8 +485,14 @@ class PurchaseOrder(BuyingController):
 		self.auto_create_subcontracting_order()
 
 	def on_cancel(self):
-		self.ignore_linked_doctypes = ("GL Entry", "Payment Ledger Entry")
-		super(PurchaseOrder, self).on_cancel()
+		self.ignore_linked_doctypes = (
+			"GL Entry",
+			"Payment Ledger Entry",
+			"Unreconcile Payment",
+			"Unreconcile Payment Entries",
+		)
+
+		super().on_cancel()
 
 		if self.is_against_so():
 			self.update_status_updater()
diff --git a/erpnext/selling/doctype/sales_order/sales_order.js b/erpnext/selling/doctype/sales_order/sales_order.js
index 44877dc901f9efe271625445feeb5c718d76a2a5..ad879fa496f6fd90d51c758286c2e26c8dbc701e 100644
--- a/erpnext/selling/doctype/sales_order/sales_order.js
+++ b/erpnext/selling/doctype/sales_order/sales_order.js
@@ -239,7 +239,11 @@ frappe.ui.form.on("Sales Order", {
 			frm.set_value("advance_paid", 0);
 		}
 
-		frm.ignore_doctypes_on_cancel_all = ["Purchase Order"];
+		frm.ignore_doctypes_on_cancel_all = [
+			"Purchase Order",
+			"Unreconcile Payment",
+			"Unreconcile Payment Entries",
+		];
 	},
 
 	delivery_date: function (frm) {
diff --git a/erpnext/selling/doctype/sales_order/sales_order.py b/erpnext/selling/doctype/sales_order/sales_order.py
index 5d65d438b0ad094d49e2aea1c651be7304a2ad14..dce625518c9446bab038570ac84296125aa006de 100755
--- a/erpnext/selling/doctype/sales_order/sales_order.py
+++ b/erpnext/selling/doctype/sales_order/sales_order.py
@@ -441,8 +441,14 @@ class SalesOrder(SellingController):
 		self.make_subscription()
 
 	def on_cancel(self):
-		self.ignore_linked_doctypes = ("GL Entry", "Stock Ledger Entry", "Payment Ledger Entry")
-		super(SalesOrder, self).on_cancel()
+		self.ignore_linked_doctypes = (
+			"GL Entry",
+			"Stock Ledger Entry",
+			"Payment Ledger Entry",
+			"Unreconcile Payment",
+			"Unreconcile Payment Entries",
+		)
+		super().on_cancel()
 
 		# Cannot cancel closed SO
 		if self.status == "Closed":