Tivoli Identity manager

Hi
I am trying to connect ITIM using JAVA. but i am getting the following exception

UserAdministration::PlatformContext: Inside method
UserAdministration::PlatformContext: Loaded properties
Will connect to TIM server at url: iiop://chdsez89674d:9080
UserAdministration::getPlatform: Values initialised in Hashtable
Exception in thread “main” java.lang.NoClassDefFoundError: javax/ejb/ObjectNotFo
undException
at com.ibm.itim.apps.InitialPlatformContext.createPlatformContext(Initia
lPlatformContext.java:149)
at com.ibm.itim.apps.InitialPlatformContext.(InitialPlatformContex
t.java:73)
at UserAdministration.getPlatform(UserAdmin.java:61)
at UserAdmin.main(UserAdmin.java:98)

Can anybody has any idea regarding this.

Thanks