How To Fix XC126 - Target system for current initial data transfer is deregistered

SAP Error Message - Details

• Message type: E = Error

• Message class: XC - Message Class for Core Interface

• Message number: 126

• Message text: Target system for current initial data transfer is deregistered

What causes this issue?

The target system of the current initial data transfer is deregistered
in the outbound queue of this system (&V1&).

System Response

The system does not process the data for the initial data transfer in
the outbound queue until you start the outbound queue manually or
register the target system in the QOUT scheduler (scheduler for outbound
queues).

How to fix this error?

Register the target system &V2& in the QOUT scheduler. For more
information, see <DS:SIMG.APOCIF_SCHEDOUT>Set QOUT Scheduler</>.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message XC126 - Target system for current initial data transfer is deregistered ?

  The SAP error message XC126 indicates that the target system for the current initial data transfer has been deregistered. This typically occurs in scenarios involving data transfer processes, such as when using SAP Landscape Transformation (SLT) or other data replication tools.
  Cause:
  
  Deregistration of Target System: The target system has been deregistered in the SAP system landscape. This could happen due to administrative actions, system migrations, or changes in the configuration.
  Connection Issues: There may be issues with the connection between the source and target systems, leading to the target system being considered inactive.
  Configuration Errors: Incorrect configuration settings in the data transfer setup can lead to this error.
  System Downtime: The target system may be down for maintenance or other reasons, causing it to be unavailable for data transfer.
  
  Solution:
  
  
  Re-register the Target System:
  
  Go to the relevant transaction (e.g., SLT configuration) and check the status of the target system.
  If it is deregistered, re-register the target system by following the appropriate steps in the configuration.
  
  
  
  Check System Connections:
  
  Verify the connection settings between the source and target systems. Ensure that the target system is reachable and that there are no network issues.
  Use transaction codes like SM59 to check RFC connections.
  
  
  
  Review Configuration Settings:
  
  Ensure that all necessary configuration settings for the data transfer are correctly set up.
  Check for any recent changes that might have affected the configuration.
  
  
  
  Check System Status:
  
  Ensure that the target system is up and running. If it is down, coordinate with the system administrators to bring it back online.
  
  
  
  Consult Logs:
  
  Review the logs for any additional error messages or warnings that might provide more context about the issue.
  
  
  
  Restart Data Transfer:
  
  After addressing the above points, restart the data transfer process to see if the issue is resolved.
  
  
  
  Related Information:
  
  Documentation: Refer to SAP Help documentation for specific details on configuring data transfer and troubleshooting common issues.
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  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 resolve the XC126 error and successfully complete the initial data transfer.