How To Fix RSDA493 - Near-line request &1 of DAP &2 not found

SAP Error Message - Details

• Message type: E = Error

• Message class: RSDA - BW Archiving: Messages

• Message number: 493

• Message text: Near-line request &1 of DAP &2 not found

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSDA493 - Near-line request &1 of DAP &2 not found ?

  The SAP error message RSDA493 indicates that a near-line request for a Data Access Protocol (DAP) could not be found. This typically occurs in the context of SAP's Near-Line Storage (NLS) solutions, which are used to manage large volumes of data efficiently by storing less frequently accessed data in a cost-effective manner.
  Cause:
  The error can be caused by several factors, including:
  
  Missing Data: The specific near-line request or the associated DAP may not exist in the system. This could happen if the data was deleted or if the request was never created.
  Configuration Issues: There may be misconfigurations in the Near-Line Storage settings or the DAP itself.
  Data Archiving Issues: If the data was archived incorrectly or if there are issues with the archiving process, it may lead to this error.
  Database Connectivity: Problems with the database connection or the underlying storage system can also lead to this error.
  
  Solution:
  To resolve the RSDA493 error, you can take the following steps:
  
  Check the Request: Verify that the near-line request and the DAP exist in the system. You can do this by checking the relevant tables or using transaction codes related to Near-Line Storage.
  Review Configuration: Ensure that the Near-Line Storage and DAP configurations are set up correctly. Check the settings in the SAP system to ensure they align with the expected configurations.
  Data Integrity: If the data was archived, check the integrity of the archived data. Ensure that the archiving process completed successfully and that the data is accessible.
  Database Connection: Verify that the database connection is functioning correctly. Check for any connectivity issues or errors in the database logs.
  Consult Documentation: Refer to SAP documentation or notes related to Near-Line Storage and the specific error message for additional troubleshooting steps.
  SAP Support: If the issue persists, consider reaching out to SAP support for assistance. They may provide specific patches or updates that address the issue.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SARA (Archive Administration) and SLG1 (Application Log) to monitor and manage archiving processes.
  SAP Notes: Search for SAP Notes related to RSDA493 for any known issues or fixes.
  Near-Line Storage Documentation: Review SAP's official documentation on Near-Line Storage for best practices and configuration guidelines.
  
  By following these steps, you should be able to diagnose and resolve the RSDA493 error effectively.