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

CLB011 - Overview

• 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.

CLB011 - Details

• 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