i am trying to add Sales Invoice Item child table’s column
self.select_columns = “”"
name as invoice_number,
company_gstin, customer_address, reverse_charge, invoice_type, return_against, is_return, invoice_type, export_type, port_code, shipping_bill_number, shipping_bill_date, reason_for_issuing_document, grand_total """
when ever i am adding the child tables column then its giving error
i don’t know how to add here please help me