LDAP Realm in sun application server

need to authenticate my sun java system application server 8 with openldap server.....
iLDAPsd
i have added ldap realm as given in the administrators guide http://docs.sun.com/source/817-6088/security.html
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My settings in the sun app server were like this:

Realm: ldap
Class Name: com.sun.enterprise.security.auth.realm.ldap.LDAPRealm

directory ldap://10.1.1.79:389
base-dn o=stooges
jaas-context ldapRealm
search-bind-dn cn=StoogeAdmin,o=stooges
search-bind-password secret1
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My openldap schema is as follows

file : /etc/openldap/slapd.conf
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include /etc/openldap/schema/core.schema
include /etc/openldap/schema/cosine.schema
include /etc/openldap/schema/inetorgperson.schema
include /etc/openldap/schema/nis.schema

database ldbm
suffix "o=stooges"
rootdn "cn=StoogeAdmin,o=stooges"
rootpw secret1
directory /var/lib/ldap/stooges
defaultaccess read
schemacheck off
lastmod on
index cn,sn,st pres,eq,sub
index uid,userPassword eq
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file : /var/lib/ldap/stooges/stooges.ldif
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dn: o=stooges
objectClass: top
objectClass: organization
o: stooges
description: The Three Stooges

dn: cn=StoogeAdmin,o=stooges
objectClass: organizationalRole
cn: StoogeAdmin
description: LDAP Directory Administrator

dn: ou=MemberGroupA,o=stooges
ou: MemberGroupA
objectClass: top
objectClass: organizationalUnit
description: Members of MemberGroupA

dn: ou=MemberGroupB,o=stooges
ou: MemberGroupB
objectClass: top
objectClass: organizationalUnit
description: Members of MemberGroupB
.
.
.
dn: uid=vikram,ou=MemberGroupA,o=stooges
uid:vikram
givenName:vicky
objectClass:top
objectClasserson
objectClassrganizationalPerson
objectClass:inetorgperson
sn:kone
cn:Kone Vikram
userPassword:glamsham
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When i start ldap server and sun server,

the login page for sun server asks for username and password ....

when i give

username : vikram
password : glamsham

Error page comes.....
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HTTP Status 403 - Access to the requested resource has been denied

type Status report

message Access to the requested resource has been denied

description Access to the specified resource (Access to the requested resource has been denied) has been forbidden.
Sun-Java-System/Application-Server-PE-8.0
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Subsequent attempts to login gives another error page

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HTTP Status 500 -

type Exception report

message

description The server encountered an internal error () that prevented it from fulfilling this request.

exception

com.sun.enterprise.tools.guiframework.exception.FrameworkException: Unabled to handle pre-compiled JSP '/jsp/j_security_check'. Expected pre-compiled classname: 'org.apache.jsp.jsp.j_005fsecurity_005fcheck'.
com.sun.enterprise.tools.admingui.servlet.HandlePrecompiledJsp.doPost(HandlePrecompiledJsp.java:59)
javax.servlet.http.HttpServlet.service(HttpServlet.java:768)
javax.servlet.http.HttpServlet.service(HttpServlet.java:861)
sun.reflect.GeneratedMethodAccessor55.invoke(Unknown Source)
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
java.lang.reflect.Method.invoke(Method.java:324)
org.apache.catalina.security.SecurityUtil$1.run(SecurityUtil.java:289)
java.security.AccessController.doPrivileged(Native Method)
javax.security.auth.Subject.doAsPrivileged(Subject.java:500)
org.apache.catalina.security.SecurityUtil.execute(SecurityUtil.java:311)
org.apache.catalina.security.SecurityUtil.doAsPrivilege(SecurityUtil.java:205)

note The full stack trace of the root cause is available in the Sun-Java-System/Application-Server-PE-8.0 logs.
Sun-Java-System/Application-Server-PE-8.0

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So pls... help as to how to go about this..

P.S. My ldap server runs as "ldap" user not as root