patch fix
diff --git a/erpnext/patches/v11_0/rename_supplier_type_to_supplier_group.py b/erpnext/patches/v11_0/rename_supplier_type_to_supplier_group.py
index 4db5704..f0907af 100644
--- a/erpnext/patches/v11_0/rename_supplier_type_to_supplier_group.py
+++ b/erpnext/patches/v11_0/rename_supplier_type_to_supplier_group.py
@@ -21,6 +21,9 @@
 	build_tree()
 
 def build_tree():
+	frappe.db.sql("""update `tabSupplier Group` set parent_supplier_group = '{0}'
+		where is_group = 0""".format(_('All Supplier Groups')))
+
 	if not frappe.db.exists("Supplier Group", _('All Supplier Groups')):
 		frappe.get_doc({
 			'doctype': 'Supplier Group',
@@ -28,7 +31,4 @@
 			'is_group': 1
 		}).insert(ignore_permissions=True)
 
-	frappe.db.sql("""update `tabSupplier Group` set parent_supplier_group = '{0}'
-		where is_group = 0""".format(_('All Supplier Groups')))
-
 	rebuild_tree("Supplier Group", "parent_supplier_group")