Negative Accessorial Cost related to Shipment RefNum Value

Summary:

Need To Charge Accessorial Cost with -ve Value once Shipment ref number value is inserted

Content (please ensure you mask any confidential information):

Need To Charge Accessorial Cost with -ve Value once Shipment ref number value is inserted as a -ve value

Business Case as follows

Suppose have inventory item X need to be issued through shipment ref field with the following Rate Accessorial Cost

IF the Item is received instead, user will insert -ve value in Ref Num Value and then accessorial cost in shipment will be negative value to be invoiced later.

Unfortunately, Accessorial Cost fire +ve value only. So need to update accessorial cost to be negative if the ref num value is negative.