How To Fix ILM_STOR660 - No dictionary support for multiple instances (key &1)

SAP Error Message - Details

• Message type: E = Error

• Message class: ILM_STOR -

• Message number: 660

• Message text: No dictionary support for multiple instances (key &1)

What causes this issue?

You attempted to add a value to class CL_ILM_STRG_DICTIONARY with the
key &sy-msgv1&, which already exists in the dictionary.
You are not permitted to duplicate keys in the dictionary.

System Response

The current method is terminated.

How to fix this error?

To solve the problem, you need to change the code.

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 ILM_STOR660 - No dictionary support for multiple instances (key &1) ?

  The SAP error message ILM_STOR660 indicates that there is no dictionary support for multiple instances of a key in the context of Information Lifecycle Management (ILM). This error typically arises when the system is trying to access or manage data that is expected to have a unique key but finds multiple instances instead.
  Cause:
  
  Data Integrity Issues: The primary cause of this error is that the system has encountered multiple entries in the database that share the same key. This can happen due to data corruption, improper data handling, or issues during data migration.
  Configuration Issues: There may be a misconfiguration in the ILM settings or the way the data is structured in the database.
  Custom Development: If there are custom developments or enhancements in the ILM area, they might not be handling the data correctly, leading to this error.
  
  Solution:
  
  
  Data Cleanup: 
  
  Check the database for entries that have the same key. You can use SQL queries to identify duplicates.
  Remove or consolidate duplicate entries to ensure that each key is unique.
  
  
  
  Review Configuration:
  
  Verify the ILM configuration settings to ensure they are set up correctly.
  Check if the data model and the dictionary definitions are correctly aligned with the expected structure.
  
  
  
  Check Custom Code:
  
  If there are any custom programs or enhancements related to ILM, review the code to ensure it is correctly handling data retrieval and storage.
  Make sure that any custom logic adheres to the expected data model.
  
  
  
  SAP Notes and Support:
  
  Check the SAP Support Portal for any relevant SAP Notes that might address this specific error. There may be patches or updates that resolve known issues.
  If the problem persists, consider reaching out to SAP Support for assistance.
  
  
  
  Testing:
  
  After making changes, conduct thorough testing to ensure that the issue is resolved and that no new issues have been introduced.
  
  
  
  Related Information:
  
  ILM Overview: Information Lifecycle Management (ILM) is a framework in SAP that helps manage data throughout its lifecycle, ensuring compliance with legal and regulatory requirements.
  Database Management: Understanding how your database handles keys and constraints can help prevent similar issues in the future.
  Documentation: Refer to SAP documentation for ILM for best practices and guidelines on data management and configuration.
  
  By addressing the underlying causes and following the suggested solutions, you should be able to resolve the ILM_STOR660 error effectively.