How to generate Invoice Report
and i have two tables
1)tbl_InvliceHeader
2)tbl_InvliceDetails
Before generating report i want to save data in those tables
first i want to get invoiceId after insert a row in first table
and based on InvoiceId i want to insert many rows in second table.
Note: In report i am doing diffrent calculations using formula fields,running total fields
also i need those values to be insert in first table
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