From 439eb250f55a069b6732a85328874bbb5cb41a55 Mon Sep 17 00:00:00 2001
From: Mihir Kandoi <kandoimihir@gmail.com>
Date: Tue, 11 Aug 2026 20:40:30 +0530
Subject: [PATCH] fix(manufacturing): preserve BOM Creator item details

---
 .../doctype/bom_creator/bom_creator.js        | 21 ++++++++++++-------
 erpnext/stock/get_item_details.py             |  2 +-
 2 files changed, 15 insertions(+), 8 deletions(-)

diff --git a/erpnext/manufacturing/doctype/bom_creator/bom_creator.js b/erpnext/manufacturing/doctype/bom_creator/bom_creator.js
index 2c6dbd84fa6..062a0b04317 100644
--- a/erpnext/manufacturing/doctype/bom_creator/bom_creator.js
+++ b/erpnext/manufacturing/doctype/bom_creator/bom_creator.js
@@ -208,13 +208,6 @@ frappe.ui.form.on("BOM Creator", {
 });
 
 frappe.ui.form.on("BOM Creator Item", {
-	item_code(frm, cdt, cdn) {
-		let item = frappe.get_doc(cdt, cdn);
-		if (item.item_code && item.is_root) {
-			frappe.model.set_value(cdt, cdn, "fg_item", item.item_code);
-		}
-	},
-
 	do_not_explode(frm, cdt, cdn) {
 		let item = frappe.get_doc(cdt, cdn);
 		if (!item.do_not_explode) {
@@ -237,6 +230,20 @@ frappe.ui.form.on("BOM Creator Item", {
 });
 
 erpnext.bom.BomConfigurator = class BomConfigurator extends erpnext.TransactionController {
+	item_code(doc, cdt, cdn) {
+		if (cdt !== "BOM Creator Item") {
+			return;
+		}
+
+		let item = frappe.get_doc(cdt, cdn);
+		if (item.item_code && item.is_root) {
+			frappe.model.set_value(cdt, cdn, "fg_item", item.item_code);
+		}
+
+		// BOM Creator does not support TransactionController's server-side item selection.
+		return this.process_item_selection(doc, cdt, cdn);
+	}
+
 	conversion_rate(doc) {
 		if (this.frm.doc.currency === this.get_company_currency()) {
 			this.frm.set_value("conversion_rate", 1.0);
diff --git a/erpnext/stock/get_item_details.py b/erpnext/stock/get_item_details.py
index 8dc0bd0cb3b..5c5a35bd29a 100644
--- a/erpnext/stock/get_item_details.py
+++ b/erpnext/stock/get_item_details.py
@@ -79,7 +79,7 @@ def _preprocess_ctx(ctx):
 @erpnext.normalize_ctx_input(ItemDetailsCtx)
 def get_item_details(
 	ctx: ItemDetailsCtx,
-	doc: Document | str | None = None,
+	doc: Document | str | dict | None = None,
 	for_validate: bool | None = False,
 	overwrite_warehouse: bool = True,
 ):