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

ILM_STOR660 - Overview

• 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.

ILM_STOR660 - Details

• 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