How To Fix RSB4HANA144 - Interface implementation not found: &1.

SAP Error Message - Details

• Message type: E = Error

• Message class: RSB4HANA - B4HANA

• Message number: 144

• Message text: Interface implementation not found: &1.

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSB4HANA144 - Interface implementation not found: &1. ?

  The SAP error message RSB4HANA144 indicates that the system is unable to find the required interface implementation for a specific object or data source in the context of SAP BW (Business Warehouse) on HANA. This error typically arises when there is a mismatch or misconfiguration in the data source or when the necessary interface is not properly implemented or activated.
  Causes:
  
  Missing Implementation: The required interface for the data source or object is not implemented in the system.
  Incorrect Configuration: The data source may not be correctly configured, leading to the system being unable to locate the necessary implementation.
  Transport Issues: If the object was transported from another system, the transport might not have included all necessary components.
  Version Mismatch: There may be a version mismatch between the data source and the underlying HANA database or BW version.
  Custom Developments: If there are custom developments or enhancements, they may not be properly activated or may have errors.
  
  Solutions:
  
  Check Implementation: Verify if the required interface is implemented in the system. You can do this by checking the relevant data source or object in the SAP BW system.
  Reconfigure Data Source: If the data source is incorrectly configured, reconfigure it to ensure that it points to the correct implementation.
  Transport Check: If the object was transported, ensure that all necessary components were included in the transport request. You may need to re-transport the missing components.
  Activate Objects: If there are any inactive objects related to the data source, activate them. This can often resolve issues related to missing implementations.
  Check for Updates: Ensure that your SAP BW and HANA systems are up to date with the latest patches and updates, as these may contain fixes for known issues.
  Review Custom Code: If there are custom developments, review the code for errors or missing implementations. Ensure that all custom interfaces are properly defined and activated.
  
  Related Information:
  
  Transaction Codes: Use transaction codes like RSA1 (Data Warehousing Workbench) to check the data source and its configuration.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide additional troubleshooting steps.
  Logs and Traces: Check the system logs and traces for more detailed error messages that may provide additional context for the issue.
  Documentation: Refer to SAP documentation for BW on HANA for best practices regarding data source configuration and interface implementation.
  
  If the issue persists after trying the above solutions, consider reaching out to SAP support for further assistance.