How To Fix NAA520 - Entry &1 in table &2 does not exist (internal error)

SAP Error Message - Details

• Message type: E = Error

• Message class: NAA - Subsequent settlement (Purchasing)

• Message number: 520

• Message text: Entry &1 in table &2 does not exist (internal error)

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 NAA520 - Entry &1 in table &2 does not exist (internal error) ?

  The SAP error message NAA520, which states "Entry &1 in table &2 does not exist (internal error)," typically indicates that the system is trying to access a record in a database table that does not exist or is not found. This can occur in various contexts, such as during data processing, reporting, or when executing specific transactions.
  Causes:
  
  Missing Data: The entry that the system is trying to access has been deleted or was never created.
  Data Inconsistency: There may be inconsistencies in the database, possibly due to incomplete data migration or updates.
  Configuration Issues: Incorrect configuration settings in the system may lead to the system looking for entries that are not valid.
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to view certain entries, leading to this error.
  Program Errors: Bugs or errors in custom programs or enhancements can lead to attempts to access non-existent entries.
  
  Solutions:
  
  Check Data Existence: Verify if the entry (e.g., &1) in the specified table (e.g., &2) actually exists. You can do this by using transaction codes like SE11 (Data Dictionary) or SE16 (Data Browser) to look up the table and check for the entry.
  Data Consistency Check: Run consistency checks or reports that can help identify and rectify any inconsistencies in the database.
  Review Configuration: Ensure that the configuration settings related to the specific module or functionality are correct and complete.
  Authorization Check: Verify that the user has the necessary authorizations to access the data in question.
  Debugging: If the error occurs in a custom program, use the ABAP debugger to trace the execution and identify where the error is occurring.
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide patches or updates.
  Contact SAP Support: If the issue persists and cannot be resolved through the above steps, consider reaching out to SAP Support for further assistance.
  
  Related Information:
  
  Transaction Codes: SE11 (Data Dictionary), SE16 (Data Browser), ST22 (Dump Analysis), SM21 (System Log).
  SAP Notes: Search for specific SAP Notes related to the error message NAA520 in the SAP Support Portal.
  Documentation: Review the relevant module documentation for any known issues or additional troubleshooting steps.
  
  By following these steps, you should be able to diagnose and resolve the NAA520 error in your SAP system.