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Nov 10, 2011 at 07:47 PM

Restrict multiple Proforma invoice from order

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Hello All,

Our customer wants to restrict multiple proforma invoice from sales order.I have written a logic in copy requirement routine.Its working when there is already created invoice from order .But if i try to create invoice first time from order then system doesn't allow me to create invoice and giving message "No billing document were generated ".

Could anybody help.

Regards,

Sachin