How To Fix /SMB/FKCHK001 - Entry is already existing in database table

/SMB/FKCHK001 - Overview

• Message type: E = Error

• Message class: /SMB/FKCHK -

• Message number: 001

• Message text: Entry is already existing in database table

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 /SMB/FKCHK001 - Entry is already existing in database table ?

  The SAP error message /SMB/FKCHK001 Entry is already existing in database table typically indicates that there is an attempt to insert a record into a database table where a record with the same key already exists. This can occur in various scenarios, such as during data uploads, migrations, or when trying to create new entries in a table that requires unique keys.
  Causes:
  
  Duplicate Key Violation: The most common cause is that the data being inserted has a primary key or unique constraint that already exists in the database.
  Data Migration Issues: During data migration or uploads, if the data is not properly cleaned or deduplicated, it can lead to attempts to insert duplicate records.
  Concurrency Issues: If multiple processes are trying to insert the same record simultaneously, it can lead to this error.
  Incorrect Logic in Custom Code: If there is custom ABAP code or enhancements that handle data insertion, there may be logic