No original material specified

What causes this issue?

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

System Response

If you do not specify an original material, the system does not create
any follow-up/replacement material relationships.

How to fix this error?

Select an original material that does <ZH>not</> belong to one of the
following material categories:
Generic material
Merchandise category material
Hierarchy material
Group material
Reference material
Standard material
The original material must not be flagged for deletion at client level.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.