Posting date entry is ignored

What causes this issue?

In the area "Automatic price change" you did not select the field
"Generate batch input". You did, however, enter a posting date.

System Response

If you do not select the field "Generate batch input", the system
ignores you entry in the field "Posting date" and no price update is
carried out.

How to fix this error?

If you do not wish a price update, acknowledge the message by pressing
enter.
If you do wish a price update, select the field "Generate batch input".

Error message extract from SAP system. Copyright SAP SE.