How To Fix L6024 - Communication record number not unique within unit : & &

SAP Error Message - Details

• Message type: E = Error

• Message class: L6 - LVS Link R/2 - ECC

• Message number: 024

• Message text: Communication record number not unique within unit : & &

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message L6024 - Communication record number not unique within unit : & & ?

  The SAP error message L6024, which states "Communication record number not unique within unit: & &," typically occurs in the context of logistics and inventory management, particularly when dealing with handling units (HUs) or communication records in the system.
  Cause:
  This error usually arises when there is an attempt to process a handling unit (HU) or communication record that has a duplicate number within the same unit. The system expects each communication record number to be unique within the context of the handling unit, and if it finds duplicates, it raises this error.
  Possible Causes Include:
  
  Duplicate Handling Unit Numbers: Two or more handling units may have been assigned the same communication record number.
  Data Entry Errors: Manual entry errors during the creation or processing of handling units.
  System Configuration Issues: Incorrect configuration in the handling unit management settings that allows for duplicate numbers.
  Data Migration Issues: If data was migrated from another system, it may have introduced duplicates.
  
  Solution:
  To resolve the L6024 error, you can take the following steps:
  
  
  Check for Duplicates:
  
  Use transaction codes like HU02 (Display Handling Unit) or HU03 (Change Handling Unit) to check for existing handling units with the same communication record number.
  Query the database to find any duplicate entries for the communication record number in question.
  
  
  
  Correct the Data:
  
  If duplicates are found, you may need to delete or modify the duplicate handling units or communication records to ensure uniqueness.
  Ensure that the handling unit numbers are generated correctly and are unique.
  
  
  
  Review Configuration:
  
  Check the configuration settings for handling units in the SAP system to ensure that they are set up correctly to prevent duplicates.
  Consult with your SAP Basis or configuration team if necessary.
  
  
  
  Data Migration Review:
  
  If the issue arose after a data migration, review the migration process to ensure that it correctly handled unique identifiers.
  
  
  
  Consult SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  
  
  
  Testing:
  
  After making corrections, test the process again to ensure that the error does not recur.
  
  
  
  Related Information:
  
  Handling Units (HUs): In SAP, handling units are used to manage the physical handling of goods. They can be pallets, boxes, or any other packaging unit.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as HU01 (Create Handling Unit), HU02, and HU03 for managing handling units.
  SAP Documentation: Refer to SAP Help documentation for detailed information on handling unit management and error handling.
  
  If the problem persists after following these steps, it may be beneficial to engage with SAP support for further assistance.