Option to Lock the Reference field

Patch April 15, 2022, 12:00pm 31

That is by the current design. See this thread Report transformation are gone! - #4 by lubos

Topic		Replies	Views
Problem with automatic reference number	15	482	May 24, 2023
Add Ref Number automatically	17	2417	January 18, 2023
Feature Request: Lock numbering	3	284	January 18, 2023
Requirements of tax law	5	248	May 1, 2023
Problems with new bank transaction reference field	7	562	January 18, 2023