How To Fix FDT_CORE091 - Supplied UUID is not a "true" UUID (&1)

SAP Error Message - Details

• Message type: E = Error

• Message class: FDT_CORE - Formula & Derivation Tool: Core

• Message number: 091

• Message text: Supplied UUID is not a "true" UUID (&1)

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message FDT_CORE091 - Supplied UUID is not a "true" UUID (&1) ?

  The SAP error message FDT_CORE091 indicates that the supplied UUID (Universally Unique Identifier) is not a valid "true" UUID. This error typically arises in the context of SAP applications that utilize UUIDs for identifying objects, such as in the Field Data Tool (FDT) or other data management scenarios.
  Cause:
  The error can occur due to several reasons:
  
  Incorrect Format: The UUID provided does not conform to the standard UUID format, which is a 36-character string (32 hexadecimal characters and 4 hyphens).
  Invalid Characters: The UUID may contain invalid characters that are not hexadecimal digits (0-9, a-f).
  Improper Generation: The UUID may have been generated incorrectly or manually entered with mistakes.
  Data Corruption: The data source or the system may have corrupted the UUID.
  
  Solution:
  To resolve the FDT_CORE091 error, you can take the following steps:
  
  
  Check UUID Format: Ensure that the UUID is in the correct format. A valid UUID should look like this: 123e4567-e89b-12d3-a456-426614174000.
  
  
  Validate Characters: Verify that the UUID contains only valid hexadecimal characters and is properly structured with hyphens.
  
  
  Regenerate UUID: If the UUID is invalid, consider regenerating it using a reliable method or tool that ensures it adheres to the UUID standard.
  
  
  Review Data Entry: If the UUID was manually entered, double-check for any typographical errors or omissions.
  
  
  Check System Logs: Look into system logs or error logs for additional context or related errors that might provide more insight into the issue.
  
  
  Consult Documentation: Refer to SAP documentation or help resources for specific guidelines on UUID usage in the context of your application.
  
  
  Contact Support: If the issue persists after checking the above points, consider reaching out to SAP support for further assistance.
  
  
  Related Information:
  
  UUID Standards: Familiarize yourself with the UUID standards (RFC 4122) to understand the structure and generation of UUIDs.
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  Field Data Tool (FDT): If you are using the Field Data Tool, review its documentation for any specific requirements regarding UUIDs.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.