How To Fix BWSD108 - Prepare delta cache class &1 for VirtualProvider

SAP Error Message - Details

• Message type: E = Error

• Message class: BWSD - Messages for Scenario Transfer

• Message number: 108

• Message text: Prepare delta cache class &1 for VirtualProvider

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message BWSD108 - Prepare delta cache class &1 for VirtualProvider ?

  The SAP error message BWSD108, which states "Prepare delta cache class &1 for VirtualProvider," typically occurs in the context of SAP BW (Business Warehouse) when there are issues related to the delta cache for a VirtualProvider. This error can arise due to various reasons, including configuration issues, data inconsistencies, or problems with the underlying data source.
  Causes:
  
  Configuration Issues: The VirtualProvider may not be properly configured, leading to issues in preparing the delta cache.
  Data Source Problems: If the underlying data source (like an InfoSource or a DataSource) is not functioning correctly, it can affect the delta cache.
  Delta Queue Issues: Problems with the delta queue, such as it being empty or not being processed correctly, can lead to this error.
  Authorization Issues: Lack of proper authorizations for the user or the system to access the required data can also trigger this error.
  System Performance: High load on the system or performance issues can prevent the delta cache from being prepared correctly.
  
  Solutions:
  
  Check Configuration: Review the configuration of the VirtualProvider and ensure that all settings are correct. This includes checking the data source and ensuring that it is properly linked.
  Monitor Delta Queue: Check the delta queue for the data source to ensure that it is being populated correctly. You can use transaction codes like RSA7 to monitor the delta queue.
  Reinitialize Delta: If the delta cache is corrupted, you may need to reinitialize the delta for the VirtualProvider. This can be done by deleting the existing delta cache and reloading the data.
  Check Authorizations: Ensure that the user has the necessary authorizations to access the data and perform the required operations.
  System Performance: Monitor system performance and check for any bottlenecks. If the system is under heavy load, consider optimizing performance or scheduling data loads during off-peak hours.
  Check Logs: Review the application logs (transaction SLG1) for any additional error messages or warnings that could provide more context about the issue.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as RSA1 (Data Warehousing Workbench), RSA7 (Delta Queue Monitor), and SLG1 (Application Log).
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Documentation: Review SAP documentation related to VirtualProviders and delta processing for more detailed guidance on configuration and troubleshooting.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with SAP support or your internal SAP BW team for further assistance.