How To Fix RSAODS108 - Timeout when generating a DDIC structure name

SAP Error Message - Details

• Message type: E = Error

• Message class: RSAODS - Messages for the operational data store

• Message number: 108

• Message text: Timeout when generating a DDIC structure name

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSAODS108 - Timeout when generating a DDIC structure name ?

  The SAP error message RSAODS108 indicates a timeout issue when generating a Data Dictionary (DDIC) structure name. This error typically occurs in the context of the SAP BW (Business Warehouse) or SAP BW/4HANA environments, particularly when working with the Operational Data Store (ODS) or InfoProviders.
  Cause:
  The RSAODS108 error can be caused by several factors, including:
  
  Long Processing Time: The system may take too long to generate the DDIC structure name due to complex data models or large datasets.
  Database Performance Issues: Slow database performance or locks on database tables can lead to timeouts.
  Network Latency: High network latency between the application server and the database server can also contribute to timeout issues.
  Configuration Issues: Incorrect settings in the SAP system configuration or in the BW settings can lead to performance bottlenecks.
  
  Solution:
  To resolve the RSAODS108 timeout error, you can try the following solutions:
  
  
  Increase Timeout Settings:
  
  You can increase the timeout settings in the SAP system. This can be done by adjusting the parameters in the instance profile or using transaction RZ10. Look for parameters related to timeouts, such as rdisp/timeout.
  
  
  
  Optimize Data Model:
  
  Review and optimize the data model to ensure that it is not overly complex. Simplifying the data model can help reduce processing time.
  
  
  
  Check Database Performance:
  
  Monitor the database performance using transaction ST04 or DBACOCKPIT. Look for any locks, long-running queries, or performance issues that may be causing delays.
  
  
  
  Review Network Performance:
  
  Check the network performance between the application server and the database server. Ensure that there are no network issues causing delays.
  
  
  
  Run in Background:
  
  If the operation is taking too long, consider running the process in the background. This can sometimes help avoid timeouts.
  
  
  
  SAP Notes:
  
  Check for any relevant SAP Notes that may address this specific error. SAP frequently releases updates and patches that can resolve known issues.
  
  
  
  Consult SAP Support:
  
  If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance. They may provide additional insights or solutions based on the specific configuration of your system.
  
  
  
  Related Information:
  
  Transaction Codes: You may find it useful to use transaction codes like RSA1 (Data Warehousing Workbench) and RSCUSTV10 (to check BW customizing settings) to investigate further.
  Monitoring Tools: Utilize monitoring tools like ST22 (Dump Analysis) and SM21 (System Log) to check for any related errors or dumps that may provide additional context for the timeout issue.
  Performance Tuning: Regularly perform performance tuning and maintenance on your SAP BW system to ensure optimal performance.
  
  By following these steps, you should be able to address the RSAODS108 timeout error effectively.