How To Fix ACM009 - Unique secondary key violation for database table &1

SAP Error Message - Details

• Message type: E = Error

• Message class: ACM - Message-Class for all ACM functions/exceptions

• Message number: 009

• Message text: Unique secondary key violation for database table &1

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message ACM009 - Unique secondary key violation for database table &1 ?

  The SAP error message ACM009, which indicates a "Unique secondary key violation for database table &1," typically occurs when there is an attempt to insert or update a record in a database table that would result in duplicate values for a field or combination of fields that are defined as unique. This can happen in various scenarios, such as during data entry, data migration, or batch processing.
  
  Cause:
  
  Duplicate Data: The most common cause is that the data being inserted or updated already exists in the database table, violating the unique constraint.
  Incorrect Data Entry: Users may inadvertently enter duplicate values in fields that are supposed to be unique.
  Data Migration Issues: During data migration from one system to another, duplicates may be introduced if the source data is not properly cleansed.
  Concurrency Issues: Multiple users or processes trying to insert or update the same record simultaneously can lead to this error.
  
  
  Solution:
  
  
  Identify Duplicates: Check the