How To Fix CLB011 - No dictionary support for multiple instances (key &1)

SAP Error Message - Details

• Message type: E = Error

• Message class: CLB - SAIL: Common messages

• Message number: 011

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

What causes this issue?

An attempt was made to add a value to the class CL_CLB_DICTIONARY with
a key &syst-msgv1& which already exists in the dictionary.
Duplicate keys are not allowed in dictionaries.

System Response

The method in progress will be cancelled.

How to fix this error?

To solve this a code change is required.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CLB011 - No dictionary support for multiple instances (key &1) ?

  The SAP error message CLB011 indicates that there is no dictionary support for multiple instances of a particular key in the context of the SAP system. This error typically arises when the system is trying to access or manipulate data that is expected to have a unique key, but multiple instances of that key are found, leading to ambiguity.
  Cause:
  
  Duplicate Entries: The most common cause of this error is the presence of duplicate entries in the database for a key that is expected to be unique.
  Configuration Issues: There may be issues in the configuration of the data model or the way the data is being accessed.
  Data Integrity Issues: Problems with data integrity, such as incorrect data imports or migrations, can lead to multiple instances of a key.
  Custom Development: If there are custom developments or enhancements in the system, they might not be handling the data correctly, leading to this error.
  
  Solution:
  
  
  Check for Duplicates: 
  
  Use transaction codes like SE16 or SE11 to check the relevant database table for duplicate entries based on the key mentioned in the error message.
  If duplicates are found, you may need to clean up the data by removing or consolidating the duplicate entries.
  
  
  
  Review Configuration:
  
  Check the configuration settings related to the data model to ensure that the keys are defined correctly and that there are no misconfigurations.
  
  
  
  Data Consistency Checks:
  
  Run data consistency checks or use SAP tools to validate the integrity of the data in the relevant tables.
  
  
  
  Custom Code Review:
  
  If there are custom developments, review the code to ensure that it is correctly handling the data and not causing the issue.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or notes related to the specific module or functionality you are working with to see if there are known issues or patches available.
  
  
  
  SAP Support:
  
  If the issue persists and you cannot resolve it, consider reaching out to SAP support for assistance. Provide them with the error message details and any relevant context to help them diagnose the issue.
  
  
  
  Related Information:
  
  Transaction Codes: SE16 (Data Browser), SE11 (Data Dictionary), SE80 (Object Navigator).
  SAP Notes: Check the SAP Support Portal for any notes related to the CLB011 error message or the specific module you are working with.
  Data Model Documentation: Review the data model documentation for the specific application area to understand how keys are defined and managed.
  
  By following these steps, you should be able to identify the root cause of the CLB011 error and implement a solution to resolve it.