How To Fix /SAPAPO/MSDP_LOG020 - Error occurred reading database table &1

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/MSDP_LOG -

• Message number: 020

• Message text: Error occurred reading database table &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.

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 /SAPAPO/MSDP_LOG020 - Error occurred reading database table &1 ?

  The SAP error message /SAPAPO/MSDP_LOG020 indicates that there was an issue when trying to read a database table in the SAP Advanced Planning and Optimization (APO) module. This error can occur for various reasons, and understanding the cause is essential for troubleshooting and resolving the issue.
  Possible Causes:
  
  Database Connectivity Issues: There may be a problem with the connection to the database, such as network issues or database server downtime.
  Table Locking: The table being accessed might be locked by another process, preventing read access.
  Authorization Issues: The user or process attempting to read the table may not have the necessary permissions.
  Corrupted Data: The data in the table may be corrupted or inconsistent, leading to read errors.
  Configuration Issues: There may be misconfigurations in the APO settings or the database itself.
  Database Performance Issues: High load on the database server could lead to timeouts or read failures.
  
  Solutions:
  
  Check Database Connectivity: Ensure that the database server is up and running and that there are no network issues. You can test the connection using database management tools or SAP transaction codes.
  Review Table Locks: Use transaction codes like SM12 to check for any locks on the table. If locks are found, determine the process holding the lock and take appropriate action.
  Verify Authorizations: Check the user roles and authorizations to ensure that the user has the necessary permissions to access the table.
  Data Consistency Check: Run consistency checks on the database to identify and fix any corrupted data. This may involve using database-specific tools or SAP transactions.
  Review Configuration Settings: Check the configuration settings in the APO module and ensure they are correctly set up.
  Monitor Database Performance: Use database monitoring tools to check for performance issues. If the database is under heavy load, consider optimizing queries or increasing resources.
  
  Related Information:
  
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SM21 (System Log), ST22 (Dump Analysis), and SLG1 (Application Log) to gather more information about the error.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  
  If the issue persists after trying the above solutions, it may be necessary to involve your SAP Basis team or SAP support for further investigation.