How To Fix CD036 - The underlying structure &1 has no key field

CD036 - Overview

• Message type: E = Error

• Message class: CD - Change Documents

• Message number: 036

• Message text: The underlying structure &1 has no key field

What causes this issue?

When creating a change document object, the system checks if key fields
were also available for the structures to be generated.

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

System Response

If no key fields are available, generation of the change document
object must be terminated as otherwise the system performs a short dump
when writing change documents.

How to fix this error?

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 CD036 - The underlying structure &1 has no key field ?

  The SAP error message CD036, which states "The underlying structure &1 has no key field," typically occurs in the context of data modeling or when working with certain SAP applications that require a key field in a structure. This error indicates that the structure you are trying to use does not have a defined key field, which is necessary for the system to uniquely identify records.
  
  Cause:
  
  Missing Key Field: The structure referenced in the error message does not have a key field defined. Key fields are essential for uniquely identifying records in a database table or structure.
  Incorrect Structure Usage: The structure may not be intended for the operation you are trying to perform, or it may not be properly configured.
  Data Model Issues: If you are working with a data model (like in SAP BW or similar), the underlying structure may not be set up correctly.
  
  
  Solution:
  
  
  Define a Key Field:
  
  If you have access