Hi. This is the qmail-send program at rediffmail.com.
I'm afraid I wasn't able to deliver your message to the following addresses.
This is a permanent error; I've given up. Sorry it didn't work out.
You might of posted the full error you received..
to identify the expect problem...
mainly some errors like this..
1. you might of typed a wrong email ID (typing error or spell mistake )
2. the email id you send does not exist..
3. the email ID you send is insufficient space (there is no space to deliver you mail )