How To Fix SWDP_WDY_MD_ADT011 - Aggregation &1 of UI Element &2 in view &3 may contain only one child

SWDP_WDY_MD_ADT011 - Overview

• Message type: E = Error

• Message class: SWDP_WDY_MD_ADT - Web Dynpro Metadata ADT

• Message number: 011

• Message text: Aggregation &1 of UI Element &2 in view &3 may contain only one child

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message SWDP_WDY_MD_ADT011 - Aggregation &1 of UI Element &2 in view &3 may contain only one child ?

  The SAP error message SWDP_WDY_MD_ADT011 indicates that there is an issue with the structure of a UI element in your SAP Web Dynpro application. Specifically, it states that an aggregation (a collection of child elements) of a UI element can only contain one child element, but it currently contains more than one.
  
  Cause:
  This error typically arises when you are trying to add multiple child elements to a UI element that is designed to accept only a single child. Common scenarios include:
  
  Using a UI element that is not designed to handle multiple children (e.g., a UIElement that can only have one child).
  Incorrectly configuring the layout or structure of your Web Dynpro component, leading to multiple child elements being added to a single parent element.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Review the UI Element Configuration:
  
  Check the properties of the UI element that is causing the error. Ensure that it is