BRAIN_DEV161 - Invalid state: LAYER_CURR caller violated protocol

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 161

• Message text: Invalid state: LAYER_CURR caller violated protocol

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.

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AnswerBot

• What is the cause and solution for SAP error message BRAIN_DEV161 - Invalid state: LAYER_CURR caller violated protocol ?

  The SAP error message BRAIN_DEV161 Invalid state: LAYER_CURR caller violated protocol typically occurs in the context of SAP BW (Business Warehouse) or SAP HANA when there is an issue with the data processing layers or the state management of the data flow. This error indicates that there is a violation of the expected protocol for the current state of the data layer, which can happen due to various reasons.
  Causes:
  
  Incorrect Data Layer Configuration: The data layers (e.g., InfoProviders, DataSources) may not be configured correctly, leading to inconsistencies.
  Data Flow Issues: There may be issues in the data flow, such as missing or incorrect transformations, which can cause the system to be in an unexpected state.
  Concurrency Issues: Multiple processes trying to access or modify the same data layer simultaneously can lead to state violations.
  System Bugs: There may be bugs in the SAP BW or HANA system that lead to this error under certain conditions.
  Inconsistent Data: If the data being processed is inconsistent or corrupt, it can lead to protocol violations.
  
  Solutions:
  
  Check Configuration: Review the configuration of the data layers involved. Ensure that all InfoProviders and DataSources are set up correctly.
  Review Data Flow: Analyze the data flow and transformations to ensure that they are correctly defined and that there are no missing steps.
  Monitor Processes: Check for any concurrent processes that might be accessing the same data layer. If necessary, schedule jobs to avoid conflicts.
  Data Consistency Check: Run consistency checks on the data to ensure that there are no corrupt or inconsistent records.
  System Updates: Ensure that your SAP system is up to date with the latest patches and updates, as these may contain fixes for known issues.
  Consult SAP Notes: Look for relevant SAP Notes or Knowledge Base Articles (KBAs) that may address this specific error. SAP frequently publishes notes that provide solutions or workarounds for known issues.
  
  Related Information:
  
  SAP Support: If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance. Provide them with detailed information about the error, including the context in which it occurs.
  Logs and Traces: Check the application logs and traces for more detailed error messages that can provide additional context about the issue.
  Documentation: Review SAP documentation related to BW and HANA for best practices in data layer management and troubleshooting.
  
  By following these steps, you should be able to identify the root cause of the BRAIN_DEV161 error and implement a suitable solution.