How To Fix RSB4HANA170 - Unable to determine implementation. Manual analysis required: &1

SAP Error Message - Details

• Message type: E = Error

• Message class: RSB4HANA - B4HANA

• Message number: 170

• Message text: Unable to determine implementation. Manual analysis required: &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSB4HANA170 - Unable to determine implementation. Manual analysis required: &1 ?

  The SAP error message RSB4HANA170, which states "Unable to determine implementation. Manual analysis required: &1," typically occurs in the context of SAP BW (Business Warehouse) on HANA when there is an issue with the data flow or the implementation of a data source or transformation.
  Causes:
  
  
  Missing or Incorrect Implementation: The error may arise if the system cannot find the appropriate implementation for a data source or transformation. This could be due to missing code, incorrect settings, or an unregistered implementation.
  
  
  Data Source Issues: If the data source is not properly defined or if there are inconsistencies in the data model, it can lead to this error.
  
  
  Transport Issues: If the implementation was transported from another system and not properly activated or configured, it may lead to this error.
  
  
  Version Compatibility: There may be compatibility issues between different versions of SAP BW and HANA.
  
  
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to access the implementation.
  
  
  Solutions:
  
  
  Check Implementation: Verify that the implementation for the data source or transformation exists and is correctly defined. You can do this by checking the relevant transaction codes (like RSA1 for Data Warehousing Workbench).
  
  
  Activate Objects: If the implementation is missing or inactive, try to activate it. This can often resolve the issue.
  
  
  Review Data Source Configuration: Ensure that the data source is correctly configured and that all necessary fields and settings are in place.
  
  
  Check Transport Requests: If the implementation was transported, ensure that all related objects were included in the transport request and that they have been activated in the target system.
  
  
  Authorization Check: Ensure that the user has the necessary authorizations to access the implementation. You may need to consult with your security team to verify this.
  
  
  Manual Analysis: Since the error message indicates that manual analysis is required, you may need to perform a deeper investigation into the logs and system settings to identify the root cause.
  
  
  Related Information:
  
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as RSA1 (Data Warehousing Workbench), RSO2 (Data Source Maintenance), and RSPC (Process Chain Maintenance) for troubleshooting.
  
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error. SAP frequently updates its knowledge base with solutions for common problems.
  
  
  Community Forums: Engage with SAP community forums or support channels where other users may have encountered similar issues.
  
  
  Documentation: Review SAP documentation for BW on HANA to understand the architecture and data flow, which may provide insights into the error.
  
  
  If the issue persists after trying the above solutions, it may be beneficial to reach out to SAP support for further assistance.