How To Fix ESH_ADAPT_MSG045 - Characters &1 are not allowed in RFC destination name

SAP Error Message - Details

• Message type: E = Error

• Message class: ESH_ADAPT_MSG - Adapter Messages

• Message number: 045

• Message text: Characters &1 are not allowed in RFC destination name

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message ESH_ADAPT_MSG045 - Characters &1 are not allowed in RFC destination name ?

  The SAP error message ESH_ADAPT_MSG045 indicates that there are invalid characters in the RFC (Remote Function Call) destination name. RFC destinations are used in SAP systems to define connections to other SAP systems or external systems, and they must adhere to specific naming conventions.
  Cause:
  The error occurs when the RFC destination name contains characters that are not permitted. According to SAP naming conventions, RFC destination names can only include:
  
  Alphanumeric characters (A-Z, a-z, 0-9)
  Underscores (_)
  Dashes (-)
  
  Any other characters, such as spaces, special characters (e.g., @, #, $, %, etc.), or punctuation marks, will trigger this error.
  Solution:
  To resolve this error, you need to rename the RFC destination to comply with the allowed character set. Here are the steps to do this:
  
  
  Access the RFC Destination Configuration:
  
  Go to transaction code SM59 in the SAP GUI.
  This will take you to the RFC Destinations screen.
  
  
  
  Locate the RFC Destination:
  
  Find the RFC destination that is causing the error. You can search for it in the list or enter the name if you know it.
  
  
  
  Edit the RFC Destination:
  
  Select the RFC destination and click on the Change button.
  Modify the name of the RFC destination to remove any invalid characters. Ensure that the new name only contains valid characters (alphanumeric, underscores, and dashes).
  
  
  
  Save the Changes:
  
  After renaming, save your changes.
  
  
  
  Test the RFC Destination:
  
  After making the changes, you can test the RFC destination to ensure it is working correctly. Use the Test Connection option in the SM59 transaction.
  
  
  
  Related Information:
  
  RFC Naming Conventions: Always refer to the SAP documentation for the latest naming conventions and guidelines for RFC destinations.
  Error Handling: If you continue to encounter issues after renaming, check for any other configurations or dependencies that might be affected by the change.
  Transport Requests: If the RFC destination is part of a transport request, ensure that the changes are included in the transport before moving to other systems.
  
  By following these steps, you should be able to resolve the error and ensure that your RFC destination names comply with SAP's requirements.