How To Fix RSD_TREX063 - Data for the BWA index for InfoCube '&1' deleted from main memory

SAP Error Message - Details

• Message type: E = Error

• Message class: RSD_TREX - Messages from TREX Aggregate Area

• Message number: 063

• Message text: Data for the BWA index for InfoCube '&1' deleted from main memory

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 RSD_TREX063 - Data for the BWA index for InfoCube '&1' deleted from main memory ?

  The SAP error message RSD_TREX063 indicates that the data for the BWA (Business Warehouse Accelerator) index for a specific InfoCube has been deleted from the main memory. This can occur for several reasons, and understanding the cause and potential solutions is essential for resolving the issue.
  Cause:
  
  Memory Management: The BWA uses main memory to store index data for fast query performance. If the memory allocated for the BWA is insufficient or if there are memory management issues, the data may be purged from memory.
  Data Changes: If there are changes to the underlying data of the InfoCube (like data loads or updates), the BWA index may need to be refreshed, and the old data may be removed from memory.
  System Configuration: Incorrect configuration settings for the BWA or the underlying database can lead to memory issues.
  Resource Constraints: If the system is under heavy load or if there are resource constraints (CPU, memory), the BWA may not be able to retain the index data in memory.
  
  Solution:
  
  Check Memory Allocation: Ensure that the BWA has sufficient memory allocated. You may need to adjust the memory settings in the BWA configuration.
  Refresh the BWA Index: If the data has changed, you may need to refresh the BWA index for the InfoCube. This can be done through the SAP BW administration tools.
  Monitor System Performance: Use monitoring tools to check the performance of the BWA and the overall system. Look for any bottlenecks or resource constraints that may be affecting memory usage.
  Review Configuration Settings: Check the configuration settings for the BWA and ensure they are optimized for your environment. This includes settings related to memory management and data retention.
  Restart BWA Services: In some cases, restarting the BWA services can help clear any temporary issues and reallocate memory properly.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  BWA Documentation: Review the official SAP documentation for BWA to understand best practices for configuration and memory management.
  System Logs: Analyze system logs for any additional error messages or warnings that may provide more context about the issue.
  Performance Tuning: Consider performance tuning for your BW system to ensure optimal operation of the BWA.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with SAP support or a technical expert familiar with SAP BW and BWA configurations.