SAP Basis Components, Functional
and ABAP Programming Books
Define Number Range and Document Types
FBN1 - Number Ranges for Accounting
OBA7 - Define documents type
Each document type need to have a number range assigned to it.
If you define an external number range, the users or user exits have to
supplied the document number to SAP.
OBU1 - Change the default document
type and posting keys
Double click on the documents type to view or change the settings.
Here you can view or change the default document type and posting keys
used as per FI transaction.
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