How To Fix WU070 - Module does not exist -> module assignment contains errors

WU070 - Overview

• Message type: E = Error

• Message class: WU - Promotion management messages

• Message number: 070

• Message text: Module does not exist -> module assignment contains errors

What causes this issue?

When saving in the database, it was found that a module needs to
be changed that does not exist at all.

How to fix this error?

First delete the module and then attempt to create it again.
There is possibly a system error. In this case contact your system
administrator.

Error message extract from SAP system. Copyright SAP SE.

WU070 - Details

• The SAP error message WU070, which states "Module does not exist -> module assignment contains errors," typically occurs in the context of SAP's Workflow or Business Process Management. This error indicates that there is an issue with the assignment of a module (such as a task or a function) in a workflow definition. Here are some potential causes, solutions, and related information for this error:
  Causes:
  
  Missing Module: The module that is being referenced in the workflow does not exist in the system. This could be due to deletion or incorrect configuration.
  Incorrect Assignment: The module may be incorrectly assigned or configured in the workflow definition.
  Transport Issues: If the workflow was transported from one system to another, the module may not have been included in the transport.
  Authorization Issues: The user may not have the necessary authorizations to access the module.
  Version Mismatch: There may be a version mismatch between the workflow and the module