Diagnosis
Delivery type &V1& has not been allocated a number range for externalnumber assignment, or no number interval has been created for thenumber range allocated.

Procedure
If you want to allocate external numbers to a document type, assign anumber range to the document type and create a number interval for thisnumber range.
INCLUDE 'NA_CUST_MAINTAIN_3' OBJECT DOKU ID TX LANGUAGE E

• Allocate number range to delivery type