3833213 - TM carrier invoice is not created, InvoiceRequest_In XML has error 'Net amount should be greater than zero'

• In SAP Transportation Management (SAP TM), Carrier Invoice is not created.
• InvoiceRequest_In XML fails with error message 'Net amount should be greater than zero' /SCMTMS/SFIR 028.
• XML shows "Successfully Processed" in SRT_MONI but carrier invoice is not created and on debugging it shows the above error. 

SAP Transportation Management embedded in S/4HANA 2025

SRT_MONI, carrier invoice, freight order, TM settlement, InvoiceRequest_In, net amount zero, freight settlement, SFIR 28,  invoice not posted, TM-FRS, item-level calculation, charge type, web service, invoice processing, /SCMTMS/CL_CARR_INV_NOTIINBND~/SCMTMS/IF_CARR_INV_NOTIINBND~SUBMIT_INVOICE , KBA , TM-FRS , Freight Settlement , TM-CF-CC , Charge Calculation , Problem