How To Fix DMC_IU112 - Error while reading system data via RFC connection &1

SAP Error Message - Details

• Message type: E = Error

• Message class: DMC_IU - DMC: Messages for Integrated Upgrade

• Message number: 112

• Message text: Error while reading system data via RFC connection &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message DMC_IU112 - Error while reading system data via RFC connection &1 ?

  The SAP error message DMC_IU112 indicates that there is an issue with reading system data via an RFC (Remote Function Call) connection. This error typically arises in the context of SAP Data Management or SAP Landscape Management when the system is unable to retrieve necessary data from a connected system.
  Causes:
  
  RFC Connection Issues: The RFC connection might not be properly configured or could be down. This could be due to network issues, incorrect connection parameters, or the target system being unavailable.
  Authorization Problems: The user credentials used for the RFC connection may not have the necessary authorizations to read the required data.
  System Configuration: There may be issues with the configuration of the source or target system, such as missing or incorrect settings in the RFC destination.
  Version Compatibility: There could be compatibility issues between different SAP versions or components that are being used.
  Network Issues: Firewalls or network configurations might be blocking the RFC calls.
  
  Solutions:
  
  
  Check RFC Connection:
  
  Go to transaction SM59 in the SAP GUI and verify the configuration of the RFC destination.
  Test the connection to ensure it is working properly.
  
  
  
  Review Authorizations:
  
  Ensure that the user ID used for the RFC connection has the necessary authorizations to access the required data in the target system.
  
  
  
  Check System Availability:
  
  Ensure that the target system is up and running and that there are no issues with the SAP services.
  
  
  
  Network Configuration:
  
  Check for any network issues that might be affecting the connection. This includes checking firewalls, VPNs, or any other network security settings.
  
  
  
  Review Logs:
  
  Check the system logs (transaction SM21) and the application logs (transaction SLG1) for any additional error messages that might provide more context about the issue.
  
  
  
  Consult SAP Notes:
  
  Look for relevant SAP Notes in the SAP Support Portal that might address this specific error message or provide additional troubleshooting steps.
  
  
  
  Update System:
  
  Ensure that both the source and target systems are updated to the latest support packages or patches, as this can resolve compatibility issues.
  
  
  
  Related Information:
  
  RFC (Remote Function Call): A protocol used in SAP systems to enable communication between different systems or between different instances of the same system.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SM59 (RFC destinations), SM21 (System Log), and SLG1 (Application Log) for troubleshooting.
  SAP Support: If the issue persists, consider reaching out to SAP Support for further assistance, providing them with detailed information about the error and the steps you have already taken.
  
  By following these steps, you should be able to diagnose and resolve the DMC_IU112 error effectively.