How To Fix SG844 - Key value &1 already exists

SG844 - Overview

• Message type: E = Error

• Message class: SG - Global Pool for Cross-Application Developments

• Message number: 844

• Message text: Key value &1 already exists

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 SG844 - Key value &1 already exists ?

  The SAP error message SG844 ("Key value &1 already exists") typically occurs when you are trying to create or update a record in a database table where a unique key constraint is violated. This means that the value you are trying to insert or update already exists in the table for a field that is defined as unique.
  
  Cause:
  
  Duplicate Entry: You are attempting to insert a record with a key value that already exists in the database.
  Data Migration Issues: If you are migrating data from one system to another, there may be conflicts with existing records.
  Incorrect Logic in Custom Code: If you have custom ABAP code or enhancements, there may be logic that does not properly check for existing records before attempting to insert new ones.
  Concurrent Processing: Multiple users or processes may be trying to insert the same key value at the same time.
  
  
  Solution:
  
  Check Existing Records: Before inserting or updating, check