How To Fix SWDP_WB_TOOL385 - The layout data type of "&1" must be of type "&2".

SWDP_WB_TOOL385 - Overview

• Message type: E = Error

• Message class: SWDP_WB_TOOL - Web Dynpro: Messages for Workbench Tools

• Message number: 385

• Message text: The layout data type of "&1" must be of type "&2".

What causes this issue?

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

System Response

The layout selected for the superordinate container requires that the
first child element has a special layout data type.

How to fix this error?

Adjust the layout data type of the element as suggested (for example,
ROW_HEAD_DATA for ROW_LAYOUT, FORM_TOP_DATA for FORM_LAYOUT).

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message SWDP_WB_TOOL385 - The layout data type of "&1" must be of type "&2". ?

  The SAP error message SWDP_WB_TOOL385 indicates that there is a mismatch in the expected data type for a layout element in a Web Dynpro application. Specifically, the error message states that the layout data type of a certain element (represented by "&1") must be of a specific type (represented by "&2"). This typically occurs when the layout configuration does not align with the data type defined in the underlying model or context.
  
  Cause:
  
  Data Type Mismatch: The layout element is expecting a certain data type (e.g., string, integer, etc.), but the actual data type provided does not match this expectation.
  Incorrect Binding: The binding of the UI element to the context node may be incorrect, leading to a mismatch in the expected data type.
  Model Changes: If there have been recent changes to the data model or context structure, the layout may not have been updated accordingly.
  
  
  Solution:
  
  Check Data Types: Verify the data type of