> I was just doing a mirror of a large directory structure and had
> occasion to abort it with ESC.
>
> The mirroring aborted as expected but to my horror the sync went ahead
> deleting loads of stuff that it shouldn't !!! It didn't abort on a
> further ESC.
>
> I would have expected the sync not to occur at all in these
> circumstances -- unless I am missing something ??
>
> Best regards,
> Bob

Did happen to me in the past... ;-(

I took since the habit of killing ZTree instance rather than Escaping the process to avoid unwanted delete.
Don't know it if the issue has been totally solved since, but I take no chance by killing Ztree.