How To Fix IUID043 - Construct of UII & is used for internal creation, but master data missing

SAP Error Message - Details

• Message type: E = Error

• Message class: IUID - Messages Class for Unique Item Identification

• Message number: 043

• Message text: Construct of UII & is used for internal creation, but master data missing

What causes this issue?

The system determines the UII &V1& to have an internal construction
type.
Meaning that the UII &V1& has to start with a prefix that equals the
concatenation of an issuing agency code and an enterprise identifier,
which is used by the system for internal creation of UIIs.

System Response

Input of the UII &V1& is rejected.

How to fix this error?

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

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message IUID043 - Construct of UII & is used for internal creation, but master data missing ?

  The SAP error message IUID043 indicates that there is an issue with the Unique Item Identifier (UII) construction process. Specifically, it suggests that the system is attempting to create a UII, but the necessary master data is missing. This can occur in scenarios where the system needs to generate a UII for items that are being tracked for compliance, such as in the defense or aerospace industries.
  Cause:
  The error typically arises due to one or more of the following reasons:
  
  Missing Master Data: The required master data for the item (such as material master records, batch information, or other relevant data) is not available in the system.
  Incorrect Configuration: The configuration settings for the UII generation process may not be set up correctly.
  Data Inconsistencies: There may be inconsistencies or errors in the existing master data that prevent the UII from being constructed properly.
  
  Solution:
  To resolve the IUID043 error, you can take the following steps:
  
  
  Check Master Data:
  
  Ensure that all necessary master data for the item is created and maintained in the system. This includes checking the material master records, batch records, and any other relevant data.
  Verify that the item in question has the required attributes for UII generation.
  
  
  
  Review Configuration:
  
  Check the configuration settings related to UII generation in the SAP system. Ensure that the settings align with the business requirements and that all necessary parameters are correctly defined.
  
  
  
  Data Consistency Check:
  
  Perform a consistency check on the master data to identify any discrepancies or missing information. Correct any issues found during this check.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources related to UII and IUID processes for additional guidance on setup and troubleshooting.
  
  
  
  Contact Support:
  
  If the issue persists after checking the above points, consider reaching out to SAP support or your internal IT team for further assistance. They may have access to additional tools or logs that can help diagnose the problem.
  
  
  
  Related Information:
  
  Unique Item Identifier (UII): A UII is a unique identifier assigned to items for tracking and compliance purposes, particularly in industries that require stringent inventory management and traceability.
  IUID Compliance: Understanding the requirements for IUID compliance is crucial for organizations that deal with government contracts or regulated industries.
  SAP Modules: This error may be relevant in modules such as SAP Materials Management (MM), SAP Logistics Execution (LE), or SAP Advanced Track and Trace for Pharmaceuticals (ATTP), depending on the context of the UII usage.
  
  By following these steps, you should be able to identify and resolve the underlying issue causing the IUID043 error in your SAP system.