How To Fix MK055 - Material or unit of measure for GTIN &1 is not filled

MK055 - Overview

• Message type: E = Error

• Message class: MK - Mass Handling in the Material Master

• Message number: 055

• Message text: Material or unit of measure for GTIN &1 is not filled

Self-Explanatory Message

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To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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MK055 - Details

• The SAP error message MK055 indicates that there is an issue with the Global Trade Item Number (GTIN) for a material. Specifically, it means that either the material or the unit of measure associated with the GTIN is not filled in the system. This can occur during various processes, such as when creating or updating material master records, especially in the context of handling GTINs for products.
  
  Cause:
  
  Missing Data: The material master record does not have the GTIN field filled in, or the unit of measure associated with the GTIN is not specified.
  Incorrect Configuration: The configuration settings for GTINs in the system may not be set up correctly.
  Data Migration Issues: If data was migrated from another system, it’s possible that the GTINs were not transferred correctly.
  
  
  Solution:
  
  
  Check Material Master Data:
  
  Go to the material master record (transaction code MM02 for change or MM03 for display).
  Navigate to the relevant views (usually the Basic Data