How To Fix UCF1008 - A sender object exists in more than one step

SAP Error Message - Details

• Message type: E = Error

• Message class: UCF1 - Messages for Allocations

• Message number: 008

• Message text: A sender object exists in more than one step

What causes this issue?

You have defined an allocation with multiple steps. In your definition,
a sender object is used in more than one step. This is not permitted.

System Response

The allocation cannot be executed. No data is changed.

How to fix this error?

Define the method such that a given sender object is contained in only
one step.

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 UCF1008 - A sender object exists in more than one step ?

  The SAP error message UCF1008, which states "A sender object exists in more than one step," typically occurs in the context of the SAP Process Integration (PI) or Process Orchestration (PO) when dealing with integration scenarios. This error indicates that a sender object (like a message type or a service interface) is being referenced in multiple steps of a process, which can lead to ambiguity in message processing.
  Cause:
  
  Duplicate Sender Objects: The most common cause of this error is that the same sender object is defined in multiple steps of a process or integration flow. This can happen if the same message type or service interface is mistakenly assigned to different steps.
  Configuration Issues: There may be configuration issues in the integration scenario where the sender is not uniquely defined, leading to conflicts.
  Process Design Flaws: The design of the process may not have accounted for the unique identification of sender objects, leading to overlaps.
  
  Solution:
  
  Review Process Steps: Go through the process steps in the integration scenario and identify where the sender object is being used. Ensure that each sender object is uniquely assigned to a single step.
  Modify Configuration: If you find that the same sender object is being used in multiple steps, modify the configuration to ensure that each sender is only referenced once. This may involve creating separate instances or modifying the design of the process.
  Check for Dependencies: Ensure that there are no dependencies or references that might cause the sender object to be linked to multiple steps inadvertently.
  Testing: After making changes, thoroughly test the integration scenario to ensure that the error is resolved and that the process functions as expected.
  
  Related Information:
  
  Documentation: Refer to SAP documentation for Process Integration/Orchestration for best practices on designing integration scenarios and managing sender/receiver configurations.
  SAP Community: Engage with the SAP Community forums for insights and solutions from other users who may have encountered similar issues.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  
  By following these steps, you should be able to resolve the UCF1008 error and ensure that your integration scenario is correctly configured.