How To Fix DFS_FE_COMMON418 - Rotation key is not unique.

SAP Error Message - Details

• Message type: E = Error

• Message class: DFS_FE_COMMON - Message Class for DFS Force Element

• Message number: 418

• Message text: Rotation key is not unique.

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message DFS_FE_COMMON418 - Rotation key is not unique. ?

  The SAP error message DFS_FE_COMMON418: "Rotation key is not unique" typically occurs in the context of the SAP Flexible Real Estate Management (RE-FX) module or when dealing with asset management and rotation keys. This error indicates that the system has encountered multiple entries for a rotation key that should be unique, leading to ambiguity in processing.
  Cause:
  
  Duplicate Rotation Keys: The primary cause of this error is the existence of multiple records in the database with the same rotation key. This can happen due to data entry errors, incorrect data migration, or system configuration issues.
  Configuration Issues: If the system is not properly configured to enforce uniqueness for rotation keys, it may allow duplicates to be created.
  Data Migration Issues: During data migration from legacy systems to SAP, if the uniqueness constraints are not maintained, duplicates can be introduced.
  
  Solution:
  
  Identify Duplicates: Use transaction codes like SE16 or SE11 to query the relevant database table (e.g., the table storing rotation keys) and identify any duplicate entries.
  Remove or Correct Duplicates: Once duplicates are identified, you can either delete the unnecessary entries or correct them to ensure that each rotation key is unique.
  Check Configuration: Review the configuration settings in the SAP system to ensure that the uniqueness of rotation keys is enforced. This may involve checking the settings in the RE-FX module or related asset management configurations.
  Data Validation: Implement data validation checks during data entry or migration processes to prevent the creation of duplicate rotation keys in the future.
  Consult Documentation: Refer to SAP documentation or notes related to the specific module you are working with for any additional guidance or best practices.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE16 (Data Browser), SE11 (Data Dictionary), and others that may help in analyzing the data.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions for common problems.
  Support: If the issue persists after attempting the above solutions, consider reaching out to SAP support or your internal SAP team for further assistance.
  
  By following these steps, you should be able to resolve the error and ensure that your rotation keys remain unique in the system.