How To Fix BM105 - The 6 figure technical key & is not unique

SAP Error Message - Details

• Message type: E = Error

• Message class: BM - Development class BZME - units of measure

• Message number: 105

• Message text: The 6 figure technical key & is not unique

What causes this issue?

Both the commercial (3-character) and technical (6-character) names of
the units of measurement must be unique in each language.
You have translated a 6-character name with &V1&. This name is already
being used for another unit of measurement.

System Response

The translation cannot be saved, since it would lead to inconsistent
data.

How to fix this error?

Check the translation of the entire table T006A for double entries in
the technical key and change the 6-character translation for any you
find.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message BM105 - The 6 figure technical key & is not unique ?

  The SAP error message BM105, which states "The 6 figure technical key & is not unique," typically occurs in the context of master data management, particularly when dealing with business partners, materials, or other entities that require unique identifiers.
  Cause:
  The error indicates that there is a conflict with the technical key (often a unique identifier) that is supposed to be unique within the system. This can happen due to several reasons:
  
  Duplicate Entries: There are multiple entries in the database that share the same technical key.
  Data Migration Issues: During data migration or import processes, duplicate keys may have been introduced.
  Incorrect Configuration: The system may not be configured correctly to enforce uniqueness for the technical key.
  User Error: A user may have inadvertently created a duplicate entry.
  
  Solution:
  To resolve the BM105 error, you can take the following steps:
  
  
  Identify Duplicates:
  
  Use transaction codes like SE16 or SE11 to query the relevant database table and identify the entries that have the same technical key.
  Check the specific table related to the entity you are working with (e.g., MARA for materials, LFA1 for vendors).
  
  
  
  Remove or Merge Duplicates:
  
  If duplicates are found, determine which entries are valid and which can be deleted or merged.
  Ensure that you have backups and that you follow your organization's data management policies before making changes.
  
  
  
  Check Data Migration Processes:
  
  If the error arose during a data migration, review the migration scripts or processes to ensure they are correctly handling unique keys.
  Implement checks to prevent duplicates from being introduced in future migrations.
  
  
  
  Review Configuration:
  
  Check the configuration settings in the relevant modules to ensure that uniqueness constraints are properly set up.
  Consult with your SAP Basis or technical team if necessary.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or notes related to the specific module you are working with for any additional guidance or known issues.
  
  
  
  Contact SAP Support:
  
  If the issue persists and you cannot identify the cause, consider reaching out to SAP support for assistance.
  
  
  
  Related Information:
  
  Transaction Codes: SE16 (Data Browser), SE11 (Data Dictionary), and others may be useful for investigating the issue.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Data Management Best Practices: Implementing best practices for data entry and management can help prevent similar issues in the future.
  
  By following these steps, you should be able to resolve the BM105 error and ensure that your technical keys remain unique within the SAP system.