How To Fix WN668 - Not allowed to transfer plants to an SAP S/4HANA system

SAP Error Message - Details

• Message type: E = Error

• Message class: WN - Plant master data maintenance (integrated)

• Message number: 668

• Message text: Not allowed to transfer plants to an SAP S/4HANA system

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message WN668 - Not allowed to transfer plants to an SAP S/4HANA system ?

  The SAP error message WN668, which states "Not allowed to transfer plants to an SAP S/4HANA system," typically occurs during the process of transferring data from an older SAP system (like SAP ECC) to an SAP S/4HANA system. This error is related to the restrictions and changes in data model and architecture that come with the transition to S/4HANA.
  Cause:
  
  Data Model Changes: SAP S/4HANA has a simplified data model compared to previous versions of SAP. Certain entities, such as plants, may have different handling or requirements in S/4HANA.
  Configuration Issues: The system may not be configured correctly to allow the transfer of plant data.
  Authorization Issues: The user performing the transfer may not have the necessary authorizations to execute the transfer of plant data.
  Legacy Data: The data being transferred may not meet the new requirements or standards set by S/4HANA.
  
  Solution:
  
  Check Configuration: Ensure that the configuration settings in the S/4HANA system allow for the transfer of plant data. This may involve reviewing the settings in the relevant customizing transactions.
  Data Cleansing: Review the data in the legacy system for any inconsistencies or issues that may prevent successful transfer. Cleanse the data as necessary.
  Authorization Check: Verify that the user has the appropriate authorizations to perform the transfer. This may involve checking roles and permissions in the SAP system.
  Use Migration Tools: Utilize SAP's migration tools, such as the SAP S/4HANA Migration Cockpit, which is designed to facilitate the transfer of data from legacy systems to S/4HANA. These tools often include checks and validations to ensure compatibility.
  Consult Documentation: Refer to the official SAP documentation for S/4HANA migration, which provides guidelines and best practices for transferring data, including plants.
  Engage SAP Support: If the issue persists, consider reaching out to SAP support for assistance. They can provide insights specific to your system configuration and data.
  
  Related Information:
  
  SAP S/4HANA Migration Cockpit: A tool provided by SAP to assist in the migration process, including templates and guidelines for data transfer.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional context and solutions.
  Training and Resources: Consider SAP training resources or workshops focused on S/4HANA migration to better understand the changes and requirements involved.
  
  By addressing the above points, you should be able to resolve the WN668 error and successfully transfer plant data to your SAP S/4HANA system.