How To Fix EU398 - The selected data is identical to the data in the system

EU398 - Overview

• Message type: E = Error

• Message class: EU - Development Environment

• Message number: 398

• Message text: The selected data is identical to the data in the system

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.

EU398 - Details

• The SAP error message EU398, which states "The selected data is identical to the data in the system," typically occurs when you attempt to create or update a record in the SAP system, but the data you are trying to enter is already present in the system. This can happen in various contexts, such as during data entry in master data transactions, when uploading data, or when trying to create new entries that are duplicates of existing ones.
  
  Cause:
  
  Duplicate Data Entry: The most common cause is that the data you are trying to enter already exists in the system. This could be due to a previous entry that was not noticed or a data upload that included existing records.
  Data Validation Rules: The system has built-in validation rules that prevent the creation of duplicate records to maintain data integrity.
  Incorrect Data Selection: Sometimes, the data selected for processing may inadvertently match existing records