SAP Message BE023 - Number range interval & for number range object & almost exhausted

Diagnosis
Number range interval &v1& for number range object &V2& is almostexhausted.
The system produces a numbered document for each posting. Thesedocument changes, making them instantly identifiable. If the numberrange interval is exhausted, processing cannot continue.

System Response
INCLUDE NA_ALLG_VERARBEITUNG OBJECT DOKU ID TX LANGUAGE E

Procedure
Notify your system administrator or another person who is authorized todefine number range intervals.
INCLUDE NA_ALLG_VORGEHEN OBJECT DOKU ID TX LANGUAGE E
Check number range interval &V1& in Customizing, and change it asnecessary.