Zusammenfassung
Dieser Beitrag zeigt auf, wie eine Migration von SAP R/3 zu SAP S/4HANA möglich ist. Der Fokus liegt hierbei auf der Rückführung von kundenindividuell angepassten SAP-ERP-Systemen zum SAP-Standard. Neben den Möglichkeiten der Migration werden auch die Grenzen selbiger aufgezeigt. Zunächst wird das ASAP-8-Vorgehensmodell, der SAP SE, vorgestellt.
Als Möglichkeiten werden ein Prozessmodell sowie eine geordnete Toolunterstützung präsentiert, die in ein angepasstes ASAP-8-Vorgehensmodell eingehen. Dieses enthält Anpassungen für die Migration von kundenindividuell angepassten SAP-ERP-Systemen. Die wichtigste identifizierte Grenze ohne Lösungsansatz stellt das Vorhandensein komplexer Klassen im Programmcode dar. Dies kann zu Einschränkungen bei einer Migration zu SAP S/4HANA führen.
Abschließend folgen Resümee und Ausblick zu weiteren Optimierungen beim Vorgehen in einem Migrationsprojekt.
Abstract
This article shows the possibilities to migrate from SAP R/3 to SAP S/4HANA. The focus lies on moving individually configured SAP ERP-systems back to the SAP-standard. Beside the possibilities, this article will also present the limitations of a migration. At first, a presentation of the ASAP 8 procedure model of the SAP SE will take place.
Following this, the possibilities of a process model as well as a controlled support of tools will be described. Both will be included in a changed ASAP 8 procedure model, which contains amendments with respect to a migration of customized SAP ERP-systems. The most important identified limitation without a solution approach is the availability of complex classes in the program code. This can lead to restrictions during a migration to SAP S/4HANA.
Finally, a conclusion gets drawn and an outlook is given regarding further optimization in the process of such a migration project.
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Warnecke, B. Vom Customizing zurück zum SAP-Standard – Möglichkeiten und Grenzen bei der Migration auf SAP S/4HANA. HMD 55, 151–162 (2018). https://doi.org/10.1365/s40702-017-0358-6
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DOI: https://doi.org/10.1365/s40702-017-0358-6