How To Fix WM197 - Exit for interface "int. mat. maint." in tab. TWPA not filled

WM197 - Overview

• Message type: E = Error

• Message class: WM - IS-R Assortments

• Message number: 197

• Message text: Exit for interface "int. mat. maint." in tab. TWPA not filled

What causes this issue?

The function module for forming the interface between assortments and
integrated material maintenance is not filled in table TWPA.

System Response

You can neither create nor maintain materials.

How to fix this error?

Please ask your system administrator to enter the correct function
module (the SAP standard is ASSORTMENT_VERSION_ALL) in Customizing
under "General control, Retail master data".

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WM197 - Exit for interface "int. mat. maint." in tab. TWPA not filled ?

  The SAP error message WM197, which states "Exit for interface 'int. mat. maint.' in tab. TWPA not filled," typically occurs in the context of Warehouse Management (WM) when there is an issue with the integration of material management data. This error indicates that the system is expecting certain data to be present in the TWPA table, which is related to the interface for internal material maintenance, but it is not filled.
  
  Cause:
  
  Missing Data in TWPA Table: The TWPA table is used to store data related to the interface for internal material maintenance. If this table is not populated correctly, it can lead to this error.
  
  Configuration Issues: There may be configuration issues in the Warehouse Management module or the integration settings between WM and other modules (like MM).
  Custom Exits or Enhancements: If there are custom enhancements or exits implemented in the system, they may not be functioning correctly or may not be