Message Number list used by SAP ABAP Class CL_IM_REXC_PT_SIPT (Generate SIPT signature for invoices)
SAP ABAP Class CL_IM_REXC_PT_SIPT (Generate SIPT signature for invoices) is using
# Object Type Object Name Object Description Note
     
1 Message Number  REXCPTPT - 501 Maintain settings for digital signature generation in Customizing
2 Message Number  REXCPTPT - 503 Company code data is not found for &1 company