How To Fix FDT_CHANGE_INFO521 - DB data source was removed

SAP Error Message - Details

• Message type: E = Error

• Message class: FDT_CHANGE_INFO - FDT: Changes info in object for different versions

• Message number: 521

• Message text: DB data source was removed

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 FDT_CHANGE_INFO521 - DB data source was removed ?

  The SAP error message "FDT_CHANGE_INFO521: DB data source was removed" typically indicates that a data source that was previously available in the system has been deleted or is no longer accessible. This can occur in various contexts, such as when working with forms, data sources, or other configurations in SAP.
  Cause:
  
  Data Source Deletion: The most common cause is that the data source has been deleted from the database or the configuration settings.
  Transport Issues: If the data source was part of a transport request that was not successfully imported, it may lead to this error.
  Authorization Issues: Lack of proper authorizations to access the data source can also trigger this error.
  Configuration Changes: Changes in the configuration or settings that affect the data source can lead to its removal or unavailability.
  
  Solution:
  
  Check Data Source Existence: Verify if the data source still exists in the system. You can do this by navigating to the relevant transaction (e.g., SE11 for Data Dictionary) and checking if the data source is listed.
  Restore Data Source: If the data source was deleted, you may need to restore it from a backup or recreate it if possible.
  Review Transport Requests: If the issue arose after a transport, check the transport logs to ensure that the data source was included and imported correctly.
  Authorization Check: Ensure that the user has the necessary authorizations to access the data source. You may need to consult with your SAP security team.
  Configuration Review: Review any recent changes made to the configuration that might have affected the data source. Revert or adjust these changes as necessary.
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that might address this specific error message or provide additional troubleshooting steps.
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for more details on data sources and their management.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  System Logs: Check system logs (transaction SLG1) for any additional error messages or warnings that might provide more context about the issue.
  
  If the problem persists after trying the above solutions, it may be beneficial to reach out to SAP support for further assistance.