Which functions are retained? Which not? Which only to a limited extent?

SAP WM after 2025: Which core functions you can continue to use with Stock Room Management

SAP Warehouse Management (SAP WM) has been a reliable warehouse management system for many companies over many years. However, with the migration to SAP S/4HANA, the classic WM module is coming to an end. Official support for SAP WM in compatibility mode will end on December 31, 2025. Nevertheless, companies do not necessarily have to migrate all warehouse processes immediately to new systems such as SAP EWM. SAP offers Stock Room Management (SRM) as a solution that keeps the core functions of SAP WM available beyond 2025 – though with limitations.

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Pascal Contursi

Digital and sales marketing

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Dirk Pawlowski

Consulting Logistics SAP

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Last updated on 25.09.2025

What remains in SAP WM?

The core functions of stock room management

SAP Stock Room Management in S/4HANA is built on the classic SAP WM and enables continued use of the essential basic warehouse management functions. These include in particular:

  • Management and control of basic warehouse processes

  • Transport orders for manual and mobile warehouse movements

  • Goods receipt and goods issue postings

  • Inventory management at storage bin level

  • Stock transfers and internal stock movements

  • Support for various inventory procedures

This makes SAP Stock Room Management particularly suitable for simple, small, or medium-sized warehouses that do not require highly complex or automated processes. It allows seamless integration into SAP S/4HANA and thus provides companies with a cost-efficient and stable solution for everyday warehouse tasks.

What is no longer supported in Stockroom Management?

Limitations compared to SAP WM

In Stock Room Management, some specialized WM functionalities are no longer supported. These include, for example:

  • Decentralised WM (WM-DWM)

  • Task & Resource Management (WM-TRM)

  • Warehouse Control Unit Interface (WM-LSR)

  • Value Added Services (WM-VAS)

  • Yard Management (WM-YM) & Cross-Docking (WM-CD)

  • Wave Management (WM-TFM-CP)

These functions are important for more complex warehouse processes and automation, but are no longer supported in SRM. Companies that have such requirements, or that plan to map more complex logistics processes in the future, are better advised to migrate to SAP Extended Warehouse Management (EWM). EWM is a standalone, modern warehouse management solution with a comprehensive range of functionalities, available in SAP S/4HANA alongside SRM.

SAP WM core functions are retained with Stockroom Management,...

...but switching to EWM or alternatives is usually necessary.

SAP Stock Room Management offers the possibility to continue operating the most important WM core functions in SAP S/4HANA even beyond the end of support in 2025. This solution is primarily aimed at companies with simple warehouse structures and limited automation needs.

For more complex warehouse processes, automation, and future-proof development, however, the recommended path is migration to SAP EWM. Companies should evaluate early on which WM functions they require in order to determine the optimal migration path.

Using SAP WM as Stock Room Management is therefore a bridging solution, but not a replacement for a future-ready warehouse management system under SAP S/4HANA.

Your options and a guide for a smooth transition to SAP EWM or S/4HANA:

To the guide

FAQ on SAP WM after 2025 and Stock Room Management

What does the end of support for SAP WM on 31 December 2025 mean?

The official support for SAP WM will end in 2025. After that, the classic Warehouse Management can no longer be used to its full extent. Instead, SAP offers Stock Room Management (SRM) as a bridging solution, which continues the most important core functions of SAP WM within SAP S/4HANA.

Which functions are retained in SAP Stock Room Management (SRM)?

With SRM, companies can also map central basic processes after 2025, such as

  • Management of warehouse stocks at storage bin level

  • Transfer orders for manual and mobile warehouse movements

  • Goods receipt and goods issue postings

  • Stock transfers and internal warehouse movements

  • Support for various stocktaking procedures

What are the main restrictions in SAP Stock Room Management?

Some complex SAP WM functions are no longer supported in Stock Room Management. These include, among others:

  • Decentralised WM

  • Task & Resource Management

  • Warehouse Control Unit Interface

  • Value Added Services

  • Yard Management

  • Cross-Docking

  • Wave Management

Companies with more complex processes therefore need an alternative in the medium term.

What alternatives are there to SAP WM?

The most important alternative is SAP Extended Warehouse Management (EWM). It is the future-proof warehouse management solution within SAP S/4HANA and offers a significantly broader range of functionalities than SAP Stock Room Management. SAP EWM is particularly suitable for companies with high automation requirements, complex logistics processes, or multiple locations.

How expensive is the changeover from SAP WM to SAP EWM?

The costs for the migration are always individual. They depend heavily on the existing warehouse processes, the level of automation, and the desired functionalities. A concrete assessment can be obtained in a non-binding consultation.

How expensive is the consulting for my conversion from SAP WM to SAP Stockroom Management?

The costs for a consultation also cannot be stated as a flat rate, since every warehouse has different requirements. The best way is to arrange a non-binding consultation via our contact form, where we can jointly evaluate your situation.