How To Fix TW025 - No memory for sqlda allocation left

SAP Error Message - Details

• Message type: E = Error

• Message class: TW - R3trans - Messages

• Message number: 025

• Message text: No memory for sqlda allocation left

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message TW025 - No memory for sqlda allocation left ?

  The SAP error message TW025: No memory for sqlda allocation left typically indicates that the system has run out of memory resources to allocate for SQLDA (SQL Descriptor Area) structures. This can occur in various scenarios, particularly when dealing with database operations that require memory allocation for SQL statements.
  Causes:
  
  Insufficient Memory: The most common cause is that the system does not have enough memory available for the SQL operations being performed. This can happen if the database server is under heavy load or if there are memory leaks in the application.
  Configuration Issues: Incorrect configuration settings for memory allocation in the database or SAP system can lead to this error.
  High Concurrency: A high number of concurrent database connections or queries can exhaust available memory.
  Large SQL Queries: Executing large or complex SQL queries that require significant memory can also trigger this error.
  
  Solutions:
  
  
  Increase Memory Allocation:
  
  Check and increase the memory settings for the database server. This may involve adjusting parameters related to memory allocation in the database configuration.
  For SAP systems, ensure that the instance profile parameters related to memory (like abap/heap_area_total, abap/heap_area_dia, etc.) are set appropriately.
  
  
  
  Optimize SQL Queries:
  
  Review and optimize the SQL queries being executed to reduce their complexity and memory requirements.
  Avoid using large result sets or complex joins that may require excessive memory.
  
  
  
  Monitor and Manage Connections:
  
  Monitor the number of active database connections and limit them if necessary. Ensure that connections are being closed properly after use.
  Consider implementing connection pooling to manage database connections more efficiently.
  
  
  
  Check for Memory Leaks:
  
  Investigate the application for potential memory leaks that could be consuming resources unnecessarily.
  Use monitoring tools to analyze memory usage and identify any problematic areas.
  
  
  
  Database Maintenance:
  
  Perform regular database maintenance tasks such as updating statistics, rebuilding indexes, and cleaning up unused data to improve performance and memory usage.
  
  
  
  Consult Documentation:
  
  Refer to the SAP and database documentation for specific memory-related parameters and best practices.
  
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to memory management and the specific error message for any patches or updates that may address the issue.
  Database Documentation: Review the documentation for the specific database being used (e.g., Oracle, SQL Server, HANA) for memory management guidelines.
  Monitoring Tools: Utilize monitoring tools to track memory usage and performance metrics to identify trends and potential issues.
  
  If the problem persists after trying the above solutions, it may be beneficial to consult with your SAP Basis team or database administrator for further analysis and support.