help-login failed for MACHINE_NAME\IUSR_MACHINE_NAME

HI,
i have some problem,

one database 'SMS' is installed in sql server which instance is
BARODA\EMIS.

now i want to connect my web app to this database.
for that
my connectionstring is
--
conn.ConnectionString = "workstation id=BARODA;packet size=4096;integrated security=SSPI;data source=BARODA\EMIS;persist security info=True;initial catalog=SMS"
--

but when i run this error occur

--
login failed for 'MERIDIAN\IUSR_BARODA'
--

for that what should i do?
give any solution.

it's urgent.

thanks in advance.Hi,

This blog might help you:http://weblogs.asp.net/coltk/archive/2003/07/10/9920.aspx

Colt|||hey, colt

my problem,

i want to creat user in MSDE.

how to create user in MSDE?
how to create user in MSDE during app. installation?

give any solution.
it's urgent.

thanks in advance.