How To Fix WD302 - Import properties or export properties for container element & changed

WD302 - Overview

• Message type: E = Error

• Message class: WD - Workflow definition

• Message number: 302

• Message text: Import properties or export properties for container element & changed

What causes this issue?

You have changed the <ZH>import indicator</> or the <ZH>export
indicator</> for container element &v1&.

System Response

If you have set one or both of these indicators, the container element
is part of the workflow definition interface. If the import indicator
is set, you can assign values to the container element at the start of
workflow. If the export indicator is set, you can return the value of
the container element to a superordinate workflow.
Changes to these indicators are not subject to versioning and affect
<ZH>all</> versions of the workflow.

How to fix this error?

You should only delete an import or export indicator if the container
element is not used in <ZH>any</> version of the workflow in the
interface.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WD302 - Import properties or export properties for container element & changed ?

  Certainly! Here's a detailed explanation for the SAP Web Dynpro error message:
  
  SAP Error Message:
  WD302 Import properties or export properties for container element & changed
  
  
  Cause:
  This error occurs in SAP Web Dynpro when there is an inconsistency or conflict in the import/export properties of a container UI element. Specifically, the message indicates that the import or export properties of a container element have been changed in a way that is not consistent with the existing configuration or usage.
  Common causes include:
  
  Changing the import/export properties of a container element after it has been used or referenced elsewhere in the Web Dynpro component.
  Modifying the interface of a component controller or view controller where the container element's properties are bound.
  Inconsistent or conflicting property definitions between the container element and its usage context.
  Attempting to change the import/export properties of a container element that is already bound to a context node or UI element.
  
  
  Explanation:
  In Web Dynpro, container elements