How To Fix CRM_LRP001 - RFC connection to the planning system &1 could not be set up

SAP Error Message - Details

• Message type: E = Error

• Message class: CRM_LRP - CRM Interface WFM Core System

• Message number: 001

• Message text: RFC connection to the planning system &1 could not be set up

What causes this issue?

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

System Response

How to fix this error?

INCLUDE CRM_SYSTEMVERWALTUNG OBJECT DOKU ID TX LANGUAGE EN

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CRM_LRP001 - RFC connection to the planning system &1 could not be set up ?

  The SAP error message CRM_LRP001 indicates that there is an issue with establishing an RFC (Remote Function Call) connection to the planning system. This error typically arises in scenarios where SAP CRM (Customer Relationship Management) is trying to communicate with another SAP system, such as SAP APO (Advanced Planning and Optimization) or any other planning system.
  Causes:
  
  
  RFC Destination Configuration: The RFC destination for the planning system may not be configured correctly in the SAP system. This includes incorrect connection parameters, such as the target system's IP address, system number, or client number.
  
  
  Network Issues: There may be network connectivity issues between the SAP CRM system and the planning system. This could be due to firewall settings, network outages, or incorrect routing.
  
  
  Authorization Issues: The user credentials used for the RFC connection may not have the necessary authorizations to access the planning system.
  
  
  Planning System Down: The planning system itself may be down or not reachable due to maintenance or other issues.
  
  
  SAP Notes: There may be specific SAP Notes that address known issues related to RFC connections that have not been applied.
  
  
  Solutions:
  
  
  Check RFC Destination:
  
  Go to transaction SM59 in the SAP GUI.
  Locate the RFC destination that corresponds to the planning system.
  Verify the connection parameters (such as target host, system number, client, etc.) and ensure they are correct.
  
  
  
  Test Connection:
  
  In transaction SM59, select the RFC destination and use the "Test Connection" option to check if the connection can be established successfully.
  
  
  
  Network Configuration:
  
  Ensure that there are no network issues preventing the connection. Check firewall settings and ensure that the necessary ports are open.
  
  
  
  User Authorizations:
  
  Verify that the user credentials used for the RFC connection have the necessary authorizations in both the CRM and planning systems.
  
  
  
  Check Planning System Status:
  
  Ensure that the planning system is up and running. You can check the status of the system using transaction SM51 to see if the instance is active.
  
  
  
  Review SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide patches that need to be applied.
  
  
  
  Consult Logs:
  
  Review the system logs (transaction SM21) and the developer trace (transaction ST22) for any additional error messages that may provide more context about the issue.
  
  
  
  Related Information:
  
  RFC Connections: Understanding how RFC connections work in SAP is crucial. RFC is a communication interface that allows different SAP systems to communicate with each other.
  SAP Basis Team: If you are unable to resolve the issue, it may be necessary to involve your SAP Basis team, as they have the expertise in managing system connections and configurations.
  Documentation: Refer to SAP documentation for detailed information on configuring RFC destinations and troubleshooting connectivity issues.
  
  By following these steps, you should be able to identify and resolve the cause of the CRM_LRP001 error message.