Sql Connectivity problem in window project

Nov 24 2012 12:33 AM

i was create a project based on sql server as back end i was added database file (.mdf and .ldf) in application folder of project and create setup i will install and runs correctly on the system on that is created but if i install it in other system sql generate exception that user1/Administrator can not login the database.Any one please solve my problem.
Thanx in advance.