How To Fix /SCWM/MIGRATION_CUST064 - HU type mapping data not unique in file

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCWM/MIGRATION_CUST -

• Message number: 064

• Message text: HU type mapping data not unique in file

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 /SCWM/MIGRATION_CUST064 - HU type mapping data not unique in file ?

  The SAP error message /SCWM/MIGRATION_CUST064 HU type mapping data not unique in file typically occurs during the migration process in SAP Extended Warehouse Management (EWM). This error indicates that there are duplicate entries for handling unit (HU) type mappings in the migration file you are trying to upload.
  Cause:
  
  Duplicate Entries: The primary cause of this error is that the migration file contains multiple entries for the same handling unit type mapping. This can happen if the data was not properly cleaned or validated before the migration.
  Incorrect File Format: The file may not be formatted correctly, leading to misinterpretation of the data.
  Data Integrity Issues: There may be underlying data integrity issues in the source system that resulted in duplicate mappings.
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Check the Migration File:
  
  Open the migration file and look for duplicate entries for handling unit types. Ensure that each HU type mapping is unique.
  Remove or consolidate any duplicate entries.
  
  
  
  Validate Data:
  
  Before re-uploading the file, validate the data to ensure that it meets the required format and standards for SAP EWM.
  Use tools or scripts to check for duplicates in the file.
  
  
  
  Re-upload the File:
  
  After correcting the duplicates, attempt to re-upload the migration file into the SAP system.
  
  
  
  Use Transaction Codes:
  
  If you are using specific transaction codes for migration, ensure that you are following the correct procedures and guidelines as per SAP documentation.
  
  
  
  Consult SAP Documentation:
  
  Refer to the official SAP documentation for migration processes in EWM to ensure compliance with the required data structure.
  
  
  
  Seek Help from SAP Support:
  
  If the issue persists after following the above steps, consider reaching out to SAP support for further assistance.
  
  
  
  Related Information:
  
  Handling Units (HUs): In SAP EWM, handling units are used to manage the physical movement of goods. Each HU can be mapped to a specific type, and these mappings are crucial for the system to understand how to handle different types of goods.
  Migration Process: The migration process in SAP EWM often involves transferring data from legacy systems or previous versions of SAP to the current system. It is essential to ensure data integrity and uniqueness during this process.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on handling HU type mappings.
  
  By following these steps, you should be able to resolve the error and successfully complete the migration process.