Hello,

Do you receive any errors when logging in to SEPM??

What version of SEPM are you carrying??

Have you tried Repairing the SEPM from Add/ Remove Programs??

Check the KB article provided below, which might help you....

The Symantec Endpoint Protection Manager console, begins login but immediately logs out to the Symantec Endpoint Protection Manager login window without any error message

http://service1.symantec.com/SUPPORT/ent-security.nsf/docid/2008021816482148

Also, if this Solution does not help...please go to :

C:\Program Files\Symantec\Symantec Endpoint Protection Manager\tomcat\logs

and

upload the catalina.out and scm-server-0.log, which would help us ..help you...

open
F:\WINDOWS\system32\drivers\etc
open hosts file in a notepad
check if you have added your server name and ip
if yes,
then log in to sepm with ip address in the log in screen.