How To Fix CNV_IUUC_ODQ019 - Error retrieving data via RFC

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_IUUC_ODQ - Error messages for ODQ replication

• Message number: 019

• Message text: Error retrieving data via RFC

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_IUUC_ODQ019 - Error retrieving data via RFC ?

  The SAP error message CNV_IUUC_ODQ019 indicates an issue with retrieving data via Remote Function Call (RFC) in the context of SAP data migration or data transfer processes, particularly when using the SAP Landscape Transformation (SLT) or other data replication tools.
  Cause:
  
  RFC Connection Issues: The error may arise due to problems with the RFC connection between the source and target systems. This could be due to network issues, incorrect configuration, or the target system being down.
  Authorization Problems: The user credentials used for the RFC connection may not have the necessary authorizations to access the required data.
  Data Source Issues: The source system may not have the required data available, or there may be issues with the data model or structure.
  Configuration Errors: Incorrect settings in the SLT configuration or in the data transfer settings can lead to this error.
  Performance Issues: If the source system is under heavy load, it may not respond in a timely manner, leading to timeouts.
  
  Solution:
  
  
  Check RFC Connection:
  
  Verify the RFC connection settings in transaction SM59. Ensure that the connection is correctly configured and test the connection to ensure it is working.
  Check for any network issues that may be affecting connectivity.
  
  
  
  Review Authorizations:
  
  Ensure that the user used for the RFC connection has the necessary authorizations to access the required data in both the source and target systems.
  
  
  
  Validate Data Availability:
  
  Check the source system to ensure that the required data is available and that there are no issues with the data model.
  
  
  
  Review SLT Configuration:
  
  Check the SLT configuration settings to ensure they are correct. This includes verifying the data transfer settings and ensuring that the correct tables and fields are being replicated.
  
  
  
  Monitor System Performance:
  
  Monitor the performance of the source system to ensure it is not overloaded. If necessary, consider scheduling data transfers during off-peak hours.
  
  
  
  Check Logs:
  
  Review the logs in the SLT system and the source system for any additional error messages or warnings that may provide more context about the issue.
  
  
  
  Related Information:
  
  Transaction Codes: 
  
  SM59: For managing RFC connections.
  SLT Monitoring: Use transaction LTMOM or LT01 to monitor SLT jobs and configurations.
  
  
  SAP Notes: Check for any relevant SAP Notes that may address known issues related to this error message.
  Documentation: Refer to the official SAP documentation for SLT and data replication for best practices and troubleshooting steps.
  
  If the issue persists after following these steps, it may be beneficial to engage SAP support for further assistance.