[Exim] [EXIM remote_smtp defer (-1)]

Dear List

Thanks for the help for my previous query, when i sent a mail i get the
following error in the mainlog

R=dnslookup T=remote_smtp defer (-1): smtp transport process returned
non-zero status 0x000b: terminated by signal 11

Please let me know to solve this error

Thanks in Advance
Vibhav