How To Fix XC039 - A different initial data transfer is active for this target system

SAP Error Message - Details

• Message type: E = Error

• Message class: XC - Message Class for Core Interface

• Message number: 039

• Message text: A different initial data transfer is active for this target system

What causes this issue?

Only one initial download to a target system may run at any certain
time. In this case, an initial download is already active for the
system &V1&.

System Response

The restart of an initial download for system &V1& has been rejected.

How to fix this error?

Wait until the current initial download for this system has been
completed.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message XC039 - A different initial data transfer is active for this target system ?

  The SAP error message XC039 indicates that there is an ongoing initial data transfer for the target system, which prevents the initiation of a new data transfer process. This error typically occurs in scenarios involving data migration or replication, such as when using SAP Landscape Transformation (SLT) or SAP Data Services.
  Cause:
  
  Ongoing Data Transfer: The primary cause of this error is that there is already an active initial data transfer session for the specified target system. This could be due to a previous data load that has not yet completed or was interrupted.
  Configuration Issues: There may be configuration issues in the data transfer settings that are causing the system to believe that an initial transfer is still in progress.
  System Lock: Sometimes, the system may be locked due to a previous session that did not terminate properly.
  
  Solution:
  
  
  Check Active Sessions: 
  
  Use transaction codes like SLG1 (Application Log) or SM37 (Job Monitoring) to check for any active jobs or sessions related to data transfer.
  Look for any jobs that are still running or have failed and need to be addressed.
  
  
  
  Terminate Active Transfers: 
  
  If you find an active session that is no longer needed, you can terminate it. This can be done through the relevant transaction (e.g., SLT for SLT scenarios) or by using the job management tools in SAP.
  
  
  
  Restart the Data Transfer: 
  
  Once you have confirmed that there are no active sessions, you can attempt to restart the initial data transfer process.
  
  
  
  Check Configuration: 
  
  Review the configuration settings for the data transfer to ensure that everything is set up correctly. This includes checking the source and target system configurations.
  
  
  
  System Logs: 
  
  Review system logs for any additional error messages or warnings that might provide more context about the issue.
  
  
  
  Consult Documentation: 
  
  Refer to SAP documentation or notes related to the specific data transfer technology you are using (e.g., SLT, Data Services) for any additional troubleshooting steps.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SLT, SM37, SLG1, and others that can help in monitoring and managing data transfer jobs.
  SAP Notes: Check SAP Notes for any known issues or patches related to the error message XC039.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  
  By following these steps, you should be able to resolve the XC039 error and successfully initiate your data transfer process.