How To Fix UPWB206 - Appearance 'tree' is not allowed for selector &1

UPWB206 - Overview

• Message type: E = Error

• Message class: UPWB - Messages for Development Class UPWB

• Message number: 206

• Message text: Appearance 'tree' is not allowed for selector &1

What causes this issue?

You set the value 'Tree' for the attribute 'Appearance'. However, this
is only possible for hierarchy variables where the user is allowed to
enter values.

System Response

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

How to fix this error?

Change the variable definition in the <DS:TRAN.BPS0>Planning
Environment</> accordingly, or choose another value for the attribute
'Appearance'.

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 UPWB206 - Appearance 'tree' is not allowed for selector &1 ?

  The SAP error message UPWB206, which states "Appearance 'tree' is not allowed for selector &1," typically occurs in the context of SAP BusinessObjects or SAP BW when working with Web Application Designer or similar tools. This error indicates that there is an issue with the appearance settings of a selector (like a dropdown or a list) in your application or report.
  
  Cause:
  The error is usually caused by one of the following reasons:
  
  Incompatible Appearance Setting: The 'tree' appearance is not supported for the specific type of selector you are trying to use. This can happen if the selector is not designed to display hierarchical data.
  
  Configuration Issues: There may be a misconfiguration in the settings of the Web Application Designer or the specific component you are working with.
  Version Compatibility: The version of SAP you are using may not support the 'tree' appearance for the selected component.
  
  
  Solution:
  To resolve the UPWB206 error, you can try