How To Fix UJF_EXCEPTION002 - Failed to authenticate FTP

SAP Error Message - Details

• Message type: E = Error

• Message class: UJF_EXCEPTION - BPC: File Service Message Class

• Message number: 002

• Message text: Failed to authenticate FTP

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message UJF_EXCEPTION002 - Failed to authenticate FTP ?

  The SAP error message UJF_EXCEPTION002: Failed to authenticate FTP typically indicates that there is an issue with the authentication process when trying to connect to an FTP server from an SAP system. This can occur due to various reasons, including incorrect credentials, configuration issues, or network problems.
  Causes:
  
  Incorrect Credentials: The username or password provided for the FTP connection may be incorrect.
  FTP Server Configuration: The FTP server may not be configured to allow connections from the SAP system, or it may have restrictions in place.
  Network Issues: There may be network connectivity issues preventing the SAP system from reaching the FTP server.
  Firewall Settings: Firewalls may be blocking the connection to the FTP server.
  Protocol Mismatch: The SAP system may be trying to use an unsupported FTP protocol version (e.g., FTP vs. SFTP).
  User Permissions: The user account being used may not have the necessary permissions to access the FTP server.
  
  Solutions:
  
  Verify Credentials: Double-check the username and password being used for the FTP connection. Ensure they are correct and have not changed.
  Check FTP Server Configuration: Ensure that the FTP server is configured to accept connections from the SAP system. Check for any IP whitelisting or access restrictions.
  Test Network Connectivity: Use tools like ping or telnet to check if the SAP system can reach the FTP server. Ensure that the server is up and running.
  Review Firewall Settings: Check the firewall settings on both the SAP system and the FTP server to ensure that the necessary ports (usually port 21 for FTP and port 22 for SFTP) are open.
  Confirm Protocol Compatibility: Ensure that the SAP system is using the correct protocol (FTP or SFTP) that the FTP server supports.
  Check User Permissions: Verify that the user account has the necessary permissions to access the required directories on the FTP server.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to FTP connections. SAP frequently updates its knowledge base with solutions to common problems.
  Logs: Review the application logs in SAP for more detailed error messages that may provide additional context for the authentication failure.
  Documentation: Refer to the SAP documentation for configuring FTP connections, as it may provide specific guidelines or requirements for your version of SAP.
  
  If the issue persists after trying the above solutions, consider reaching out to your SAP Basis team or the FTP server administrator for further assistance.