How To Fix BRAIN_DEV123 - Invalid state: OLAP caller violated protocol, details in application log

SAP Error Message - Details

• Message type: E = Error

• Message class: BRAIN_DEV - BRAIN messages (for use by development)

• Message number: 123

• Message text: Invalid state: OLAP caller violated protocol, details in application log

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message BRAIN_DEV123 - Invalid state: OLAP caller violated protocol, details in application log ?

  The SAP error message "BRAIN_DEV123 Invalid state: OLAP caller violated protocol, details in application log" typically occurs in the context of SAP BW (Business Warehouse) or SAP BW/4HANA when there is an issue with the OLAP (Online Analytical Processing) layer. This error indicates that there is a violation of the expected protocol during the interaction between the OLAP layer and the data source or query execution.
  Causes:
  
  Query Design Issues: The query may have been designed incorrectly, leading to inconsistencies in how data is retrieved or processed.
  Data Source Problems: There may be issues with the underlying data source, such as missing or inconsistent data.
  Session State Issues: The OLAP session may be in an invalid state due to previous errors or interruptions.
  Transport Issues: If the query or data model was transported from one system to another, there may be inconsistencies or missing objects.
  Version Compatibility: There may be compatibility issues between different versions of SAP BW or between the BW system and the front-end tools being used.
  
  Solutions:
  
  Check Application Log: Review the application log for more detailed error messages that can provide insights into the specific cause of the issue.
  Validate Query Design: Ensure that the query is designed correctly. Check for any filters, variables, or conditions that may be causing the issue.
  Rebuild the Query: If the query is complex, consider rebuilding it step by step to identify the specific part that is causing the error.
  Check Data Sources: Verify that the data sources used in the query are functioning correctly and that there are no issues with the underlying data.
  Clear OLAP Cache: Sometimes, clearing the OLAP cache can resolve state-related issues. This can be done through transaction codes like RSRT or RSADMIN.
  Check for Transport Issues: If the issue arose after a transport, ensure that all necessary objects were transported correctly and that there are no missing dependencies.
  System Restart: In some cases, restarting the SAP system or the relevant services can help reset the session state.
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error message.
  
  Related Information:
  
  SAP BW Documentation: Review the official SAP BW documentation for best practices in query design and OLAP processing.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  SAP Support: If the issue persists, consider reaching out to SAP Support for assistance, providing them with the error details and any relevant logs.
  
  By following these steps, you should be able to diagnose and resolve the "BRAIN_DEV123 Invalid state: OLAP caller violated protocol" error in your SAP BW environment.