How To Fix PAK682 - The selected function is not available using connection &

SAP Error Message - Details

• Message type: E = Error

• Message class: PAK - Package API / Package Tools

• Message number: 682

• Message text: The selected function is not available using connection &

What causes this issue?

The RFC connection is either invalid, or the called function module does
not (yet) exist in the system to which the connection leads.

System Response

The function cannot be executed.

How to fix this error?

Check the specified RFC connection using transaction SM59.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message PAK682 - The selected function is not available using connection & ?

  The SAP error message PAK682, which states "The selected function is not available using connection &," typically indicates that the function you are trying to access or execute is not available for the specific connection type you are using. This can occur in various contexts, such as when working with SAP applications, interfaces, or specific modules.
  Causes:
  
  Connection Type: The function you are trying to use may not be supported by the type of connection you are currently using (e.g., RFC, HTTP, etc.).
  Authorization Issues: The user may not have the necessary authorizations to access the function for the specified connection.
  Configuration Issues: The system may not be properly configured to support the function for the connection type.
  Function Module Not Active: The function module or service you are trying to access may not be active or available in the system.
  Version Compatibility: There may be compatibility issues between the SAP version you are using and the function you are trying to access.
  
  Solutions:
  
  Check Connection Type: Verify that you are using the correct connection type that supports the function you are trying to access. If necessary, switch to a different connection type.
  Review Authorizations: Ensure that the user has the necessary authorizations to access the function. You may need to consult with your SAP security team to check and adjust user roles and permissions.
  Configuration Review: Check the configuration settings in the SAP system to ensure that the function is enabled for the connection type you are using.
  Activate Function Module: If the function module is not active, you may need to activate it in the SAP system. This may require administrative access.
  Consult Documentation: Review SAP documentation or notes related to the specific function and connection type to ensure that you are following the correct procedures.
  Contact SAP Support: If the issue persists, consider reaching out to SAP support for further assistance, especially if it appears to be a bug or a deeper system issue.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to the error message PAK682.
  Transaction Codes: Use transaction codes like SE37 (Function Builder) or SE80 (Object Navigator) to investigate the function module and its availability.
  System Logs: Review system logs (transaction SM21) for any additional error messages or warnings that may provide more context about the issue.
  User Roles: Use transaction PFCG to review and modify user roles and authorizations.
  
  By following these steps, you should be able to diagnose and resolve the issue related to the PAK682 error message in SAP.