By transaction type group (shared with material doc)
OMBA
Reservation (预留)
Single number range, internal only
OMH6
Number Assignment for Accounting Documents (会计凭证编号)
FI Document Types predefined for Inventory Management:
Doc Type
Description
Usage
WA
Goods issues, transfer postings, other GR
发货/转储/其他收货
WE
Goods receipts w/ ref to PO
采购订单收货
WI
Inventory differences
盘点差异
WL
Goods issues for deliveries
交货发货
WN
Net postings of GR
收货净额过账
PR
Revaluation documents
重估凭证
💡Number range intervals are defined per company code and fiscal year for each document type.
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Doc Type ──► Number Range ──► Interval (per CoCd + Fiscal Year) WA 01 0100000000 - 0199999999 WE 02 5000000000 - 5999999999 ...
Number Assignment for Material & Inventory Documents (物料/盘点凭证编号)
Number assignment depends on transaction type. Transaction types are grouped into number range groups.
Number Range Group
Interval Range
Transaction Types
Physical inventory docs
0100000000-0199999999
IB, ID, IN, IZ, WV
Material docs (GI/transfer/other)
4900000000-4999999999
WA, WI, WL, WR
Material docs (GR)
5000000000-5999999999
WE, WF, WO
Inventory sampling
0200000000-0299999999
SI
Transaction Types Detail
Physical inventory transaction types:
Type
Description
IB
Physical inventory document
ID
Count & difference without reference
IN
Recount document
IZ
Count without reference
WV
Difference posting (WM)
Material document transaction types:
Type
Description
WA
Goods issues, transfers, other GR
WI
Inventory adjustment postings
WL
GI for delivery documents (SD)
WR
Goods movements for PP confirmations
WE
GR for purchase orders
WF
GR for production orders
WO
Subsequent adjustment (subcontracting)
📌You cannot change transaction types, but you can change number range intervals or assign transaction types to new groups.
Number Assignment for Reservations (预留编号)
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Reservation Number Assignment ┌─────────────────────────────────────┐ │ Only ONE number range is active │ │ (Standard: NR 01) │ │ │ │ Internal assignment ONLY │ │ Valid for ALL plants in client │ └─────────────────────────────────────┘
Feature
Detail
Active number range
01 (standard)
Assignment type
Internal only (for manual reservations)
Scope
All reservations, all plants in the client
External assignment
Only via BAPI BAPI_RESERVATION_CREATE1 using NR RB
⚠️Reservation number assignment is client-level – one setting covers all plants.
考试高频考点 (考试高频考点)
Scenario/Keyword
Answer
“Which doc type for GR with PO?”
WE
“Which doc type for inventory differences?”
WI (accounting) / IB/ID/IN/IZ (physical inventory)
“Can you change transaction types?”
No, only number range intervals and group assignments