How To Fix MDG_BS_MAT_ACCESS154 - Base Unit of Measure is required

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 154

• Message text: Base Unit of Measure is required

What causes this issue?

Base Unit of Measure is required when EAN or EAN category or GTIN
Varaint are entered.

System Response

EAN, EAN category and GTIN Varaint are reset to initial.

How to fix this error?

Enter Base Unit of Measure for current material.

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_ACCESS154 - Base Unit of Measure is required ?

  The SAP error message MDG_BS_MAT_ACCESS154 indicates that the "Base Unit of Measure is required" when working with Material Master data in SAP Master Data Governance (MDG). This error typically occurs during the creation or modification of material master records when the system expects a base unit of measure to be specified, but it is either missing or incorrectly configured.
  Cause:
  
  Missing Base Unit of Measure: The most common cause is that the base unit of measure field is left blank during the material creation or update process.
  Incorrect Configuration: The base unit of measure may not be properly defined in the material type configuration or in the unit of measure settings.
  Data Model Issues: If the data model used in MDG is not correctly set up to include the base unit of measure, it may lead to this error.
  Validation Rules: There may be validation rules in place that enforce the requirement for a base unit of measure, and these rules are triggered during the data entry process.
  
  Solution:
  
  Enter Base Unit of Measure: Ensure that the base unit of measure is filled in the relevant field when creating or updating the material master record. This is typically done in the Basic Data view of the material.
  Check Configuration: Review the configuration settings for the material type in the SAP system to ensure that the base unit of measure is defined correctly. This can be done in the following way:
  
  Go to transaction SPRO (Customizing).
  Navigate to Logistics - General > Material Master > Basic Settings > Material Types.
  Check the settings for the relevant material type to ensure that the base unit of measure is configured correctly.
  
  
  Review Data Model: If you are using MDG, check the data model to ensure that the base unit of measure is included in the relevant entity and is marked as a required field.
  Validation Rules: If there are custom validation rules, review them to ensure they are correctly implemented and not causing unnecessary restrictions.
  
  Related Information:
  
  Unit of Measure (UoM): The base unit of measure is a critical field in the material master as it defines how the material is measured and sold. Common examples include pieces (EA), kilograms (KG), liters (L), etc.
  Material Master Views: The base unit of measure is typically found in the Basic Data view of the material master. Ensure that you are familiar with the different views and their significance.
  SAP Documentation: Refer to SAP Help documentation for detailed information on material master data management and the importance of the base unit of measure.
  MDG Configuration: If you are using MDG, ensure that you are familiar with the configuration settings specific to MDG, as they may differ from standard SAP ERP settings.
  
  By addressing the above points, you should be able to resolve the error message MDG_BS_MAT_ACCESS154 and successfully create or update your material master records.