General parameters > Chapter Acc Payable/Acc Receivable > Parameter WRNINVOICE (Invoice no. warning) 

If the value of the parameter is set to Yes, a warning message is sent to the user who is creating a credit memo without posting it to an invoice (the "invoice number" field is left blank).

Level of localization / Global variable

This parameter is defined at the level Site.It belongs to Chapter TRS (Acc Payable/Acc Receivable) and the Group INV (Invoicing rules),The following parameters are also associated with this chapter and group :

No global variable is associated with it.

Functions concerned

The following functions are associated with this parameter :

 A/P-A/R accounting > Invoicing > Customer BP invoices

 A/P-A/R accounting > Invoicing > Customer intercompany invoice

 A/P-A/R accounting > Invoicing > Supplier BP invoices

 A/P-A/R accounting > Invoicing > Supplier intercompany invoice