fix: Handle Get Items From in Sales Order

- Map all non alternatives from Quotation to SO if no selected items
- Show disclaimer mentioning that Qtns with alternatives must be mapped to SO from the Qtn form

erpnext/selling/doctype/quotation/quotation.py

@@ -303,16 +303,20 @@ def _make_sales_order(source_name, target_doc=None, ignore_permissions=False):
 	def can_map_row(item) -> bool:
 		"""
 		Row mapping from Quotation to Sales order:
-		1. Simple row: Map if adequate qty
-		2. Has Alternative Item: Map if no alternative was selected against original item and #1
-		3. Is Alternative Item: Map if alternative was selected against original item and #1
+		1. If no selections, map all non-alternative rows (that sum up to the grand total)
+		2. If selections: Is Alternative Item/Has Alternative Item: Map if selected and adequate qty
+		3. If selections: Simple row: Map if adequate qty
 		"""
 		has_qty = item.qty > 0
-		if not (item.is_alternative or item.has_alternative_item):
-			# No alternative items in doc or current row is a simple item (without alternatives)
-			return has_qty
 
-		return (item.name in selected_rows) and has_qty
+		if not selected_rows:
+			return not item.is_alternative
+
+		if selected_rows and (item.is_alternative or item.has_alternative_item):
+			return (item.name in selected_rows) and has_qty
+
+		# Simple row
+		return has_qty
 
 	doclist = get_mapped_doc(
 		"Quotation",

erpnext/selling/doctype/sales_order/sales_order.js

@@ -275,7 +275,7 @@ erpnext.selling.SalesOrderController = class SalesOrderController extends erpnex
 		if (this.frm.doc.docstatus===0) {
 			this.frm.add_custom_button(__('Quotation'),
 				function() {
-					erpnext.utils.map_current_doc({
+					let d = erpnext.utils.map_current_doc({
 						method: "erpnext.selling.doctype.quotation.quotation.make_sales_order",
 						source_doctype: "Quotation",
 						target: me.frm,
@@ -293,7 +293,16 @@ erpnext.selling.SalesOrderController = class SalesOrderController extends erpnex
 							docstatus: 1,
 							status: ["!=", "Lost"]
 						}
-					})
+					});
+
+					setTimeout(() => {
+						d.$parent.append(`
+							<span class='small text-muted'>
+								${__("Note: Please create Sales Orders from individual Quotations to select from among Alternative Items.")}
+							</span>
+					`);
+					}, 200);
+
 				}, __("Get Items From"));
 		}