How To Fix /BOBF/TOOLS_CC004 - ET_FAILED_KEY contains duplicate keys

/BOBF/TOOLS_CC004 - Overview

• Message type: E = Error

• Message class: /BOBF/TOOLS_CC -

• Message number: 004

• Message text: ET_FAILED_KEY contains duplicate keys

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /BOBF/TOOLS_CC004 - ET_FAILED_KEY contains duplicate keys ?

  The SAP error message /BOBF/TOOLS_CC004 ET_FAILED_KEY contains duplicate keys typically occurs in the context of Business Object Processing Framework (BOPF) when there are duplicate keys in the data being processed. This error indicates that the system has encountered multiple entries with the same key in a collection that is expected to have unique keys.
  
  Cause:
  
  Duplicate Entries: The most common cause of this error is that the data being processed contains duplicate entries for a key that is supposed to be unique. This can happen during data import, data manipulation, or when fetching data from a database.
  Incorrect Logic in Code: If you are using custom code or enhancements, there might be logic that inadvertently creates duplicates.
  Data Consistency Issues: There may be inconsistencies in the underlying database or data model that lead to duplicate keys being generated.
  
  
  Solution:
  
  Identify Duplicates: Check the data being processed to identify where the duplicates are coming from. You can