How To Fix 5E591 - Key &1 has been ignored because it already exists in table &2

5E591 - Overview

• Message type: E = Error

• Message class: 5E - Error messages for Spanish infotypes module pools

• Message number: 591

• Message text: Key &1 has been ignored because it already exists in table &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message 5E591 - Key &1 has been ignored because it already exists in table &2 ?

  The SAP error message 5E591 indicates that a key (denoted as &1) is being ignored because it already exists in the specified table (denoted as &2). This typically occurs during data insertion or updates when there is an attempt to add a duplicate entry to a table that has a unique constraint on that key.
  
  Cause:
  
  
  Duplicate Key Entry: The most common cause of this error is that the system is trying to insert a record with a key that already exists in the database table. This can happen due to:
  
  Manual data entry errors.
  Data import processes that do not check for existing records.
  Incorrect logic in custom programs or reports that handle data manipulation.
  
  
  
  Data Consistency Issues: If there are inconsistencies in the data being processed (e.g., during migrations or data uploads), it can lead to attempts to insert duplicate keys.
  
  
  
  Solution:
  
  
  Check Existing Records: Before attempting to insert or update records, check the existing entries