Naming series custom

[NCP]

Please again check your client script.

Another reference:

How to create Sales Return Without Delivery Note in ERPnext

Hi @GGR, That for, please apply the client script for Sales Invoice. frappe.ui.form.on('Sales Invoice', { is_return: function(frm) { if (frm.doc.is_return === 1) { frm.set_value('naming_series', 'ACC-SINV-RET-.YYYY.-'); frm.set_value('update_stock', 1); } else { frm.set_value('naming_series', 'ACC-SINV-.YYYY.-'); frm.set_value('update_stock', 0); } } }); Then reload (Ctrl + Shift + R) and check it. Thank You!