How To Fix TW124 - Problems with table & (rollback segments? tablespace exhausted?)

SAP Error Message - Details

• Message type: E = Error

• Message class: TW - R3trans - Messages

• Message number: 124

• Message text: Problems with table & (rollback segments? tablespace exhausted?)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message TW124 - Problems with table & (rollback segments? tablespace exhausted?) ?

  The SAP error message TW124 indicates that there are problems related to a database table, specifically concerning rollback segments or tablespace exhaustion. This error typically arises when the database cannot allocate space for new data or when there are issues with transaction management.
  Causes:
  
  Tablespace Exhaustion: The tablespace where the database table resides has run out of space. This can happen if the maximum size of the tablespace has been reached or if there are no auto-extend settings configured.
  Rollback Segment Issues: If the rollback segments are full or not functioning correctly, it can prevent new transactions from being processed.
  Long-Running Transactions: Transactions that take a long time to complete can hold onto rollback segments longer than necessary, leading to exhaustion.
  Database Configuration: Incorrect database configuration settings can lead to insufficient space allocation for tablespaces or rollback segments.
  
  Solutions:
  
  
  Increase Tablespace Size:
  
  If the tablespace is full, you can increase its size. This can be done by adding data files to the tablespace or increasing the size of existing data files.
  For example, in Oracle, you can use the following SQL command:
  ALTER DATABASE DATAFILE 'path_to_datafile' RESIZE new_size;
  
  Or add a new data file:
  ALTER TABLESPACE tablespace_name ADD DATAFILE 'new_datafile' SIZE size;
  
  
  
  
  Enable Auto-extend:
  
  If not already enabled, consider setting the tablespace to auto-extend to prevent future exhaustion.
  Example for Oracle:
  ALTER DATABASE DATAFILE 'path_to_datafile' AUTOEXTEND ON NEXT increment_size MAXSIZE unlimited;
  
  
  
  
  Check and Manage Rollback Segments:
  
  Ensure that there are enough rollback segments available and that they are properly configured.
  You may need to increase the size of the rollback segments or add more segments if they are full.
  
  
  
  Optimize Long-Running Transactions:
  
  Review and optimize any long-running transactions to ensure they complete in a timely manner, thus freeing up rollback segments.
  
  
  
  Database Monitoring:
  
  Implement monitoring tools to keep track of tablespace usage and rollback segment status to proactively manage space and performance.
  
  
  
  Consult Database Documentation:
  
  Depending on the database system (e.g., Oracle, SQL Server, etc.), refer to the specific documentation for additional commands and best practices related to tablespace and rollback segment management.
  
  
  
  Related Information:
  
  Database Administration: Understanding how to manage tablespaces and rollback segments is crucial for database administrators.
  SAP Notes: Check SAP Notes for any specific recommendations or patches related to this error message.
  Performance Tuning: Regularly monitor and tune database performance to avoid such issues in the future.
  
  If the problem persists after trying the above solutions, it may be necessary to consult with a database administrator or SAP support for further assistance.