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

XC039 - Overview

• 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