How To Fix EM221 - Reference object is not unique

EM221 - Overview

• Message type: E = Error

• Message class: EM - IS-U Migration

• Message number: 221

• Message text: Reference object is not unique

What causes this issue?

You transferred more than one reference object in the transferred data
record. This is not valid.
You transferred reference objects &V1& and &V2&.

System Response

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

INCLUDE ISU_VERARB OBJECT DOKU ID TX

How to fix this error?

You have the following possibilities:
Check the data record in the error file or in the original file.
Correct the entry.
Import the data record again.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message EM221 - Reference object is not unique ?

  The SAP error message EM221, which states "Reference object is not unique," typically occurs in the context of various SAP modules, such as Material Management (MM), Sales and Distribution (SD), or Production Planning (PP). This error indicates that the system has encountered multiple entries that match the criteria for a reference object, but it requires a unique reference to proceed.
  Causes:
  
  Duplicate Entries: The most common cause is that there are duplicate entries in the database for the reference object you are trying to use (e.g., material number, vendor, customer).
  Incorrect Selection Criteria: The selection criteria used to retrieve the reference object may not be specific enough, leading to multiple matches.
  
  Configuration Issues: There may be issues in the configuration of the relevant module that lead to ambiguity in reference objects.
  Data Integrity Issues: Data inconsistencies or integrity issues in the database can also lead to this error.
  
  Solutions:
  
  
  Check for Duplicates: 
  
  Use transaction codes like SE16