Hi Tom,
> I wonder whether the OP is doing
> something weird like launching the server as a subprocess of his login
> shell.
I don't understand what you mean here. What is OP?
> Another possibility (if the source is a really big database) is that
> the copy operation is actually still going on. I'd make real sure the
> old session is gone before trying to manually remove the allegedly-dead
> subdirectory.
My database is really not very big. Usually, cloning of my database gets
completed within 5 minutes. So, I'm very sure the database clone was stuck
in the middle. Even I've waited for almost a day to confirm that copy
operation would run successfully to completion but in vain.