How To Fix CNV_IUUC_ODQ027 - Request using type S is not allowed as replication is in progress

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_IUUC_ODQ - Error messages for ODQ replication

• Message number: 027

• Message text: Request using type S is not allowed as replication is in progress

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_IUUC_ODQ027 - Request using type S is not allowed as replication is in progress ?

  The SAP error message CNV_IUUC_ODQ027 indicates that a request using type "S" (which typically refers to a "snapshot" request) is not allowed because replication is currently in progress. This error is often encountered in the context of SAP Landscape Transformation (SLT) or when using SAP Data Services for data replication.
  Cause:
  The error occurs when there is an attempt to perform a snapshot operation while a replication process is already running. This can happen in scenarios where:
  
  Data is being continuously replicated from a source system to a target system.
  A snapshot request is initiated while the ongoing replication is not yet completed.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Replication Status: Verify the status of the ongoing replication process. You can do this by checking the SLT configuration or monitoring tools to see if there are any active replication jobs.
  
  
  Wait for Completion: If replication is in progress, wait for it to complete before attempting to initiate the snapshot request again.
  
  
  Stop Replication (if necessary): If you need to perform the snapshot urgently and can afford to stop the replication, you can pause or stop the replication process temporarily. However, be cautious with this approach as it may lead to data inconsistencies.
  
  
  Review Configuration: Ensure that your SLT or data replication configuration is set up correctly. Sometimes, misconfigurations can lead to unexpected behavior.
  
  
  Consult Logs: Check the logs for any additional error messages or warnings that might provide more context about the replication process and the snapshot request.
  
  
  SAP Notes and Documentation: Look for any relevant SAP Notes or documentation that might address this specific error. SAP frequently updates its knowledge base with solutions for common issues.
  
  
  Related Information:
  
  SLT (SAP Landscape Transformation): This is a tool used for real-time data replication from SAP and non-SAP sources to SAP HANA or other target systems.
  Data Replication: Understanding the data replication process and its types (e.g., real-time, scheduled, snapshot) is crucial for managing data flows effectively.
  Monitoring Tools: Familiarize yourself with SAP monitoring tools that can help you track the status of replication jobs and identify issues quickly.
  
  If the problem persists after following these steps, consider reaching out to SAP support for further assistance, providing them with detailed information about the error and the context in which it occurred.