This is expected behaviour. The solution is to cancel the package, re-enter it, and repurchase the services. You can’t move the budget start date to an earlier date once it’s been set and the step is complete.
Budget elements start or change date cannot be before the main budget start date
In this article, we explain what to do if you see a budget start date error or need to request an earlier start date from Access.
Y
Written by Yusef Abulaynain