How To Fix /CUM/MSG534 - More than one top CUI defined in CUI hierarchy

/CUM/MSG534 - Overview

• Message type: E = Error

• Message class: /CUM/MSG -

• Message number: 534

• Message text: More than one top CUI defined in CUI hierarchy

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.

/CUM/MSG534 - Details

• The SAP error message /CUM/MSG534 indicates that there is an issue with the Configuration User Interface (CUI) hierarchy in your SAP system. Specifically, it means that there is more than one top-level Configuration User Interface (CUI) defined, which is not allowed.
  
  Cause:
  The error typically arises from one of the following scenarios:
  
  Multiple Top-Level CUIs: There are multiple CUIs defined at the top level of the hierarchy, which violates the expected structure where only one top-level CUI should exist.
  Incorrect Configuration: The configuration settings for CUIs may have been incorrectly set up, leading to multiple entries being recognized as top-level.
  Data Corruption: There may be some corruption or inconsistency in the CUI configuration data.
  
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Check CUI Configuration:
  
  Go to the CUI configuration transaction (usually SU01 or SPRO).
  Navigate to the CUI settings and review the hierarchy.
  Ensure that there is only one top-level CUI defined.
  
  
  
  Adjust the Hierarchy:
  
  If you find multiple top-level