How To Fix E2404 - Secondary key was copied

E2404 - Overview

• Message type: E = Error

• Message class: E2 - DE Data Dictionary

• Message number: 404

• Message text: Secondary key was copied

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 E2404 - Secondary key was copied ?

  The SAP error message E2404, which states "Secondary key was copied," typically occurs in the context of data entry or data processing within SAP systems, particularly when dealing with master data or transactional data that involves secondary keys.
  
  Cause:
  The error usually arises when:
  
  Data Duplication: There is an attempt to create or modify a record that already exists with the same secondary key. This can happen if the system is trying to copy data from one record to another, but the secondary key (which is often used for indexing or categorization) already exists in the target record.
  
  Configuration Issues: The configuration of the secondary key in the relevant data structure may not allow for duplicates, leading to this error when an attempt is made to copy or create a record with an existing secondary key.
  Data Integrity Constraints: The system enforces data integrity rules that prevent the duplication of secondary keys to maintain consistency