How To Fix CNV_00001754 - Customer key fields in std. SAP tables cannot be converted; contact SAP

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_00001 - Message class for CWB settings maintenance programs

• Message number: 754

• Message text: Customer key fields in std. SAP tables cannot be converted; contact SAP

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 CNV_00001754 - Customer key fields in std. SAP tables cannot be converted; contact SAP ?

  The SAP error message CNV_00001754 indicates that there is an issue with converting customer key fields in standard SAP tables during a data migration or conversion process. This error typically arises in the context of using SAP's data migration tools, such as the SAP S/4HANA Migration Cockpit or other data conversion tools.
  Cause:
  
  Key Field Restrictions: The error suggests that the key fields in standard SAP tables are not eligible for conversion. This could be due to the fact that these fields are integral to the database structure and cannot be altered or converted without risking data integrity.
  Data Migration Tool Limitations: The data migration tool being used may have limitations regarding which fields can be converted, especially for standard SAP tables.
  Customizations or Enhancements: If there are custom fields or enhancements that interact with standard key fields, this could lead to conflicts during the conversion process.
  
  Solution:
  
  Review Migration Strategy: Ensure that the migration strategy is appropriate for the data being converted. If the key fields are not meant to be changed, consider whether the migration can proceed without altering these fields.
  Consult SAP Documentation: Check the official SAP documentation for the specific migration tool you are using. There may be guidelines or best practices for handling key fields.
  Contact SAP Support: Since the error message suggests contacting SAP, it may be beneficial to reach out to SAP support for assistance. They can provide insights specific to your system configuration and the migration process.
  Data Mapping: If possible, review the data mapping to ensure that the fields being converted are correctly aligned with the target fields in the new system.
  Testing: Conduct thorough testing in a non-production environment to identify any other potential issues before executing the migration in the live system.
  
  Related Information:
  
  SAP Notes: Look for relevant SAP Notes that may address this specific error or provide additional context on handling key fields during migration.
  Migration Cockpit: Familiarize yourself with the SAP S/4HANA Migration Cockpit and its capabilities, as well as any limitations regarding key field conversions.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions or workarounds may have been shared.
  
  By following these steps, you should be able to address the CNV_00001754 error and proceed with your data migration or conversion process more effectively.