How To Fix OL302 - Element type '&' is not defined

OL302 - Overview

• Message type: E = Error

• Message class: OL - Workflow object types: Run-time system

• Message number: 302

• Message text: Element type '&' is not defined

What causes this issue?

Internal program error:
The function module 'SWC_CONT_EDIT_DEF' was called by another component
incorrectly parameterized.

How to fix this error?

Please report this error to SAP.

Error message extract from SAP system. Copyright SAP SE.

OL302 - Details

• The SAP error message OL302, which states "Element type '&' is not defined," typically occurs in the context of SAP ABAP programming or when working with SAP forms (like SAPscript or Smart Forms). This error indicates that the system is unable to recognize a specific element type that has been referenced in your code or form.
  Causes:
  
  Typographical Error: The element type name may have been misspelled or incorrectly referenced in the code or form.
  Missing Definition: The element type has not been defined in the relevant context (e.g., in a structure, table, or form).
  Namespace Issues: If you are using custom namespaces, the element type may not be properly defined or included in the namespace.
  Changes in Data Dictionary: If there have been recent changes to the data dictionary (like deletion or renaming of fields), it may lead to this error.
  Inconsistent Transport: If the object was transported from one system to another without all