How To Fix /FTI/INTERNAL_ERROR020 - ID generation failed. Error when trying to read if ID already exists

SAP Error Message - Details

• Message type: E = Error

• Message class: /FTI/INTERNAL_ERROR -

• Message number: 020

• Message text: ID generation failed. Error when trying to read if ID already exists

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 /FTI/INTERNAL_ERROR020 - ID generation failed. Error when trying to read if ID already exists ?

  The SAP error message /FTI/INTERNAL_ERROR020 ID generation failed. Error when trying to read if ID already exists typically indicates an issue with the generation of an ID in the SAP system, particularly in the context of the SAP Fiori or SAP S/4HANA environments. This error can occur due to various reasons, including database inconsistencies, configuration issues, or problems with the underlying logic that generates IDs.
  Possible Causes:
  
  Database Issues: There may be inconsistencies or corruption in the database that prevent the system from checking if an ID already exists.
  Configuration Errors: Incorrect configuration settings in the system can lead to issues with ID generation.
  Locking Issues: If multiple processes are trying to generate IDs simultaneously, it may lead to conflicts or deadlocks.
  Custom Code: If there are custom developments or enhancements in the system, they might interfere with the standard ID generation logic.
  Transport Issues: If the system has recently undergone a transport of changes, it might lead to inconsistencies.
  
  Solutions:
  
  Check Database Consistency: Use transaction codes like DB02 or DBACOCKPIT to check for database inconsistencies. You may need to run consistency checks or repair tools.
  Review Configuration: Ensure that the configuration settings related to ID generation are correct. This may involve checking the relevant customizing settings in the SAP system.
  Analyze Lock Entries: Use transaction SM12 to check for any lock entries that might be causing issues. If necessary, delete any stale locks.
  Debugging: If you have access to the development environment, you can debug the ID generation logic to identify where the failure occurs.
  Check Custom Code: Review any custom code or enhancements that might be affecting the ID generation process. Ensure that they are not causing conflicts.
  System Logs: Check the system logs (transaction SLG1) for any additional error messages or warnings that might provide more context about the issue.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that might address this specific error. There may be patches or updates available that resolve the issue.
  Contact SAP Support: If the issue persists and you cannot find a resolution, consider reaching out to SAP Support for assistance.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE11 (Data Dictionary), SE80 (Object Navigator), and SE37 (Function Module) for further investigation.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  Documentation: Review SAP documentation related to the specific module or functionality you are working with to ensure you are following best practices.
  
  By following these steps, you should be able to diagnose and resolve the error related to ID generation in your SAP system.