How To Fix RSMPC193 - Only one chain can be assigned to this LPI

SAP Error Message - Details

• Message type: E = Error

• Message class: RSMPC - Messages for Process Chains of Generic Processes

• Message number: 193

• Message text: Only one chain can be assigned to this LPI

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSMPC193 - Only one chain can be assigned to this LPI ?

  The SAP error message RSMPC193, which states "Only one chain can be assigned to this LPI," typically occurs in the context of SAP's Process Chain functionality, particularly when dealing with the Logistics Process Integration (LPI) in SAP BW (Business Warehouse) or SAP BW/4HANA.
  Cause:
  This error arises when you attempt to assign multiple process chains to a single Logistics Process Integration (LPI) object. In SAP BW, an LPI is designed to handle data extraction and loading processes, and it can only be linked to one process chain at a time. If you try to assign a second process chain to an LPI that already has one assigned, you will encounter this error.
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Check Existing Assignments:
  
  Go to the relevant LPI in the SAP BW system and check which process chain is currently assigned to it.
  
  
  
  Remove Existing Assignment:
  
  If you need to assign a new process chain, you must first remove the existing assignment. This can typically be done in the LPI configuration settings.
  
  
  
  Assign New Process Chain:
  
  After removing the existing process chain, you can then assign the new process chain to the LPI.
  
  
  
  Validate Changes:
  
  Ensure that the changes are saved and validate that the new process chain is functioning as expected.
  
  
  
  Related Information:
  
  Process Chains: In SAP BW, process chains are used to automate data loading and processing tasks. Each process chain can consist of various steps, including data extraction, transformation, and loading (ETL).
  Logistics Process Integration (LPI): This is a specific component in SAP BW that deals with the integration of logistics data from various sources.
  Transaction Codes: You may use transaction codes like RSCHEMAS to manage process chains and RSPC to monitor and manage process chains in SAP BW.
  
  Best Practices:
  
  Always document changes made to LPIs and process chains for future reference.
  Test the new process chain thoroughly to ensure it meets the required data processing needs.
  Regularly review and clean up unused or outdated process chains and LPIs to maintain system performance.
  
  If you continue to experience issues or if the error persists after following these steps, consider consulting SAP support or your internal SAP BW team for further assistance.