How To Fix MDG_BS_MAT_ACCESS201 - Material &1: Base unit of measure &2 cannot be changed

MDG_BS_MAT_ACCESS201 - Overview

• Message type: E = Error

• Message class: MDG_BS_MAT_ACCESS - Message class for MDG Material Access Layer

• Message number: 201

• Message text: Material &1: Base unit of measure &2 cannot be changed

What causes this issue?

The base unit of measure for material &V1& was changed.

System Response

There are already GTINs defined that refer to the base unit of measure.
The base unit of measure must not be changed.
The base unit of measure is reset to its current value.

How to fix this error?

Before the base unit of measure can be changed, the GTINs have to be
deleted.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MDG_BS_MAT_ACCESS201 - Material &1: Base unit of measure &2 cannot be changed ?

  The SAP error message MDG_BS_MAT_ACCESS201 indicates that there is an issue with changing the base unit of measure for a material in the Master Data Governance (MDG) system. The error message typically states: "Material &1: Base unit of measure &2 cannot be changed." 
  
  Cause:
  
  Material Status: The material may be in a status that does not allow changes to the base unit of measure. For example, if the material is blocked or has been marked for deletion, changes may not be permitted.
  Dependencies: The base unit of measure may be linked to other data or processes that prevent it from being changed. For instance, if there are existing purchase orders, sales orders, or stock postings that reference the material, the base unit of measure cannot be altered.
  Configuration Settings: Certain configuration settings in the material master or in the MDG system may restrict changes to the base unit of measure.
  Data Consistency: The system