How To Fix /SAPAPO/CTM1810 - RFC connection for optimization server &1 not maintained in Customizing

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/CTM1 -

• Message number: 810

• Message text: RFC connection for optimization server &1 not maintained in Customizing

Self-Explanatory Message

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• What is the cause and solution for SAP error message /SAPAPO/CTM1810 - RFC connection for optimization server &1 not maintained in Customizing ?

  The SAP error message /SAPAPO/CTM1810 indicates that there is an issue with the RFC (Remote Function Call) connection for the optimization server in SAP Advanced Planning and Optimization (APO). Specifically, it suggests that the RFC connection for the optimization server is not properly maintained in the system's Customizing settings.
  Cause:
  The error typically arises due to one of the following reasons:
  
  Missing RFC Connection: The RFC connection to the optimization server is not defined in the Customizing settings.
  Incorrect Configuration: The existing RFC connection may be incorrectly configured or pointing to the wrong server.
  Authorization Issues: The user may not have the necessary authorizations to access the optimization server.
  Network Issues: There may be network connectivity issues preventing the system from reaching the optimization server.
  
  Solution:
  To resolve the error, you can follow these steps:
  
  
  Check RFC Connection:
  
  Go to transaction SM59 in the SAP GUI.
  Look for the RFC connection that corresponds to the optimization server.
  If it does not exist, create a new RFC connection by clicking on "Create" and filling in the necessary details (e.g., target host, system number, etc.).
  
  
  
  Maintain Customizing Settings:
  
  Navigate to the Customizing settings for the optimization server.
  Use transaction SPRO and follow the path: SAP Advanced Planning and Optimization -> Supply Chain Planning -> Global Settings -> Maintain Optimization Server.
  Ensure that the RFC connection is correctly assigned to the optimization server.
  
  
  
  Test the RFC Connection:
  
  In transaction SM59, select the RFC connection and click on "Connection Test" to verify that the connection is working properly.
  
  
  
  Check Authorizations:
  
  Ensure that the user has the necessary authorizations to access the optimization server and perform the required operations.
  
  
  
  Network Configuration:
  
  If there are network issues, check the network configuration and ensure that the optimization server is reachable from the SAP system.
  
  
  
  Related Information:
  
  Documentation: Refer to the SAP Help Portal for detailed documentation on configuring RFC connections and optimization servers in SAP APO.
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to this error message.
  Support: If the issue persists after following the above steps, consider reaching out to SAP Support for further assistance.
  
  By following these steps, you should be able to resolve the /SAPAPO/CTM1810 error and ensure that the RFC connection for the optimization server is properly maintained.