How To Fix RSHDB_PC105 - BW merge trigger for &1 &2 &3

SAP Error Message - Details

• Message type: E = Error

• Message class: RSHDB_PC - Messages for Process Types in NewDB

• Message number: 105

• Message text: BW merge trigger for &1 &2 &3

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSHDB_PC105 - BW merge trigger for &1 &2 &3 ?

  The SAP error message RSHDB_PC105, which indicates a "BW merge trigger for &1 &2 &3," typically occurs in the context of SAP BW (Business Warehouse) when there are issues related to data merging or processing in the data warehouse environment. This error can arise during data loading, data processing, or when executing queries.
  Causes:
  
  Data Consistency Issues: The error may be triggered if there are inconsistencies in the data being processed or merged.
  Locking Issues: If multiple processes are trying to access or modify the same data simultaneously, it can lead to locking issues that trigger this error.
  Configuration Problems: Incorrect settings in the data model or data flow can lead to merge triggers failing.
  Data Volume: Large volumes of data being processed at once can sometimes lead to performance issues, causing the merge process to fail.
  System Performance: Insufficient system resources (CPU, memory) can lead to timeouts or failures in processing.
  
  Solutions:
  
  Check Data Consistency: Ensure that the data being loaded or processed is consistent and adheres to the expected formats and constraints.
  Review Locks: Check for any locks on the data being accessed. You can use transaction codes like SM12 to view and manage locks.
  Adjust Configuration: Review the configuration of your data models and data flows to ensure they are set up correctly.
  Batch Processing: If dealing with large volumes of data, consider breaking the data load into smaller batches to reduce the load on the system.
  Monitor System Resources: Use transaction codes like ST03N or ST06 to monitor system performance and resource usage. If necessary, optimize the system or increase resources.
  Check for Updates: Ensure that your SAP BW system is up to date with the latest patches and updates, as these can resolve known issues.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as RSA1 (Data Warehousing Workbench), SM37 (Job Monitoring), and ST22 (Dump Analysis) for troubleshooting.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address specific issues related to this error message.
  Documentation: Review SAP BW documentation for best practices in data loading and processing to avoid common pitfalls.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with your SAP Basis or BW team for further investigation or to reach out to SAP support for assistance.