How To Fix /ISIDEX/EDEREG009 - Comparison field &1 does not exist in the identification matrix

/ISIDEX/EDEREG009 - Overview

• Message type: E = Error

• Message class: /ISIDEX/EDEREG -

• Message number: 009

• Message text: Comparison field &1 does not exist in the identification matrix

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 /ISIDEX/EDEREG009 - Comparison field &1 does not exist in the identification matrix ?

  The SAP error message /ISIDEX/EDEREG009 indicates that there is an issue with a comparison field in the identification matrix, specifically that the field referenced by &1 does not exist. This error typically arises in the context of data processing or configuration within the SAP system, particularly when dealing with identification matrices used in various applications, such as data migration, data validation, or integration scenarios.
  
  Cause:
  
  Field Not Defined: The field specified in the error message (&1) is not defined in the identification matrix. This could be due to a misconfiguration or an oversight during the setup of the identification matrix.
  Typographical Error: There may be a typo in the field name or identifier being referenced, leading to the system not recognizing it.
  Changes in Data Model: If there have been recent changes to the data model or the structure of the identification matrix, it is possible that the field was removed or renamed.
  Incorrect Mapping: