RadScheduleView - Discard changes after closing the window

[Ohad]

If in AppointmentSource I have some Appointment that came from the server and the user edited it but didn't save the changes

and exited the window,

then when he opens the Schedule again he will see the Appointment where he dragged it even though he didn't save it.

I tried to find the one that moved by UniqeId and then delete it and return the previous Appointment

by UniqeId but it does not work,

because probably UniqeId changes every drag.

Do you have another solution for me?

Thanks for the helpers

 

For example:

This is coming from the server:

And after the user dragged it (or edited it):