[Fix] Default selling settings not fetched on customer quick entry form (#10243)

diff --git a/erpnext/startup/boot.py b/erpnext/startup/boot.py
index ceeceaa..6b503b3 100644
--- a/erpnext/startup/boot.py
+++ b/erpnext/startup/boot.py
@@ -16,8 +16,10 @@
 		update_page_info(bootinfo)
 
 		load_country_and_currency(bootinfo)
-		bootinfo.sysdefaults.territory = get_root_of('Territory')
-		bootinfo.sysdefaults.customer_group = get_root_of('Customer Group')
+		bootinfo.sysdefaults.territory = frappe.db.get_single_value('Selling Settings',
+			'territory') or get_root_of('Territory')
+		bootinfo.sysdefaults.customer_group = frappe.db.get_single_value('Selling Settings',
+			'customer_group') or get_root_of('Customer Group')
 
 		bootinfo.notification_settings = frappe.get_doc("Notification Control",
 			"Notification Control")