How To Fix IUUC_CDC_API009 - Cannot read settings in remote system (RFC destination: &1)

SAP Error Message - Details

• Message type: E = Error

• Message class: IUUC_CDC_API - SLT CDC API Messages

• Message number: 009

• Message text: Cannot read settings in remote system (RFC destination: &1)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message IUUC_CDC_API009 - Cannot read settings in remote system (RFC destination: &1) ?

  The SAP error message IUUC_CDC_API009 indicates that there is an issue with reading settings in a remote system, specifically related to the RFC (Remote Function Call) destination. This error typically occurs in the context of SAP Landscape Transformation (SLT) or Change Data Capture (CDC) scenarios.
  Cause:
  
  RFC Destination Issues: The specified RFC destination (&1) may not be correctly configured or may be inactive. This can happen if the destination is not set up properly in the SAP system or if there are connectivity issues.
  Authorization Problems: The user credentials used for the RFC connection may not have the necessary authorizations to access the remote system.
  Network Issues: There may be network connectivity problems between the SAP systems, preventing successful communication.
  Configuration Errors: There could be misconfigurations in the SLT or CDC settings that are causing the system to fail when trying to read the settings.
  
  Solution:
  
  
  Check RFC Destination:
  
  Go to transaction SM59 in the SAP GUI.
  Locate the RFC destination specified in the error message.
  Test the connection to ensure it is working properly. If it fails, check the configuration settings (such as the target host, system number, and client).
  
  
  
  Verify Authorizations:
  
  Ensure that the user credentials used for the RFC connection have the necessary authorizations to access the remote system. You may need to check the roles and profiles assigned to the user.
  
  
  
  Network Connectivity:
  
  Check for any network issues that may be preventing communication between the systems. This can include firewall settings, VPN issues, or other network configurations.
  
  
  
  Review SLT/CDC Configuration:
  
  Ensure that the SLT or CDC configuration is set up correctly. This includes checking the source and target system settings, as well as any relevant parameters.
  
  
  
  Check Logs:
  
  Review the SLT logs or any relevant application logs for additional error messages or warnings that may provide more context about the issue.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or notes related to SLT and CDC for any specific troubleshooting steps or known issues.
  
  
  
  Related Information:
  
  Transaction Codes: 
  
  SM59 for managing RFC destinations.
  SLT for accessing the SLT configuration.
  
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  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 identify and resolve the cause of the IUUC_CDC_API009 error message.