How To Fix EM223 - Document number &1 can only be referred to once per migration object

EM223 - Overview

• Message type: E = Error

• Message class: EM - IS-U Migration

• Message number: 223

• Message text: Document number &1 can only be referred to once per migration object

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message EM223 - Document number &1 can only be referred to once per migration object ?

  The SAP error message EM223, which states "Document number &1 can only be referred to once per migration object," typically occurs during data migration processes, particularly when using tools like the SAP Migration Cockpit or LSMW (Legacy System Migration Workbench). This error indicates that the system has detected a duplicate reference to a document number that is supposed to be unique within the context of the migration object.
  
  Cause:
  
  Duplicate Document Numbers: The most common cause of this error is that the same document number is being referenced multiple times in the migration data. Each document number should be unique for the specific migration object being processed.
  Incorrect Mapping: There may be an issue with how the data is mapped or structured in the migration file, leading to unintentional duplicates.
  Data Preparation Issues: The source data may have duplicates that were not cleaned up before the migration process.
  
  
  Solution:
  
  Check for Duplicates: Review the migration data