How To Fix DB6PM121 - Tablespace &1 has been changed

SAP Error Message - Details

• Message type: E = Error

• Message class: DB6PM - DB2 UDB for UNIX, Windows: Performance Monitoring

• Message number: 121

• Message text: Tablespace &1 has been changed

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 DB6PM121 - Tablespace &1 has been changed ?

  The SAP error message DB6PM121 indicates that a tablespace has been changed, which can occur in various scenarios, such as when a tablespace is altered, resized, or when its status is modified. This message is typically related to database management and can arise in environments using databases like Oracle, DB2, or others that SAP supports.
  Cause:
  
  Manual Changes: A database administrator may have manually altered the tablespace settings, such as resizing it or changing its status.
  Database Maintenance: Scheduled maintenance tasks or scripts may have modified the tablespace.
  Database Migration: If the database was migrated or upgraded, the tablespace settings might have changed as part of that process.
  Configuration Changes: Changes in the database configuration or parameters that affect the tablespace.
  
  Solution:
  
  Check Tablespace Status: Use database management tools or SQL queries to check the current status of the tablespace. Ensure it is in the expected state (e.g., online, read-only).
  Review Logs: Look at the database logs to identify what changes were made to the tablespace and when. This can provide insight into the cause of the error.
  Revert Changes: If the changes were not intended, consider reverting the tablespace to its previous state if possible.
  Database Administration: Consult with your database administrator to understand the changes made and to ensure that they align with your system's requirements.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide guidance on handling tablespace changes.
  
  Related Information:
  
  Database Documentation: Refer to the documentation for the specific database you are using (e.g., Oracle, DB2) for details on managing tablespaces.
  SAP Basis Team: Engage with your SAP Basis team for assistance, as they can provide insights into how the SAP system interacts with the database and any potential impacts of tablespace changes.
  Monitoring Tools: Utilize monitoring tools to keep track of database performance and changes to tablespaces to prevent unexpected issues in the future.
  
  If the issue persists after following these steps, consider reaching out to SAP support for further assistance.