How To Fix WL405 - Workflow '&': No data definition in workflow container

WL405 - Overview

• Message type: E = Error

• Message class: WL - Workflow: run-time messages

• Message number: 405

• Message text: Workflow '&': No data definition in workflow container

What causes this issue?

Workflow &V1& was to be started. However, the version of the relevant
workflow definition does not have any data definition in the workflow
container:
Workflow task number &V2&
Workflow definition number &V3&, version &V4&.

System Response

The workflow could not be started.

How to fix this error?

Check and correct, if necessary, the entries specified above. Then
restart the workflow.

Error message extract from SAP system. Copyright SAP SE.

WL405 - Details

• The SAP error message WL405, which states "Workflow '&': No data definition in workflow container," typically occurs in the context of SAP Business Workflow. This error indicates that the workflow is trying to access a data element in the workflow container that has not been defined or is not available.
  
  Cause:
  
  Missing Data Definition: The most common cause is that the workflow is attempting to use a variable or data element that has not been defined in the workflow container.
  Incorrect Workflow Configuration: The workflow might be incorrectly configured, leading to references to non-existent data.
  Changes in Workflow Structure: If the workflow was modified (e.g., a task was deleted or renamed), it may lead to missing data definitions.
  Transport Issues: If the workflow was transported from one system to another, there might be inconsistencies in the data definitions.
  
  
  Solution:
  
  
  Check Workflow Container: 
  
  Open the workflow in the SAP Workflow Builder (transaction code SWDD).
  Check the workflow container to