IMAP statup fails

When i try to start IMAP service thro Message Server -->Tasks console,it says servicew cannot be started.Do i need to set anything before starting the IMAP services?ANy help would be greaty appreciated.Ramnath
[233 byte] By [rkrishna1972] at [2007-11-25 9:06:59]
# 1
Try Starting it using the <server root>/msg-<server>/start-msg You can also do start-msg imap to just start imap, but stored must also already be running. Also, make sure there are no stray pid files, I believe they are in the store directory.
navin504 at 2007-7-1 16:06:36 > top of Java-index,E-Mail, Calendar, & Collaboration,Sun Java System Messaging Server...