ravi_14 0 Light Poster

i am not able to connect to the sql server on my system.

SqlConnection^ connection=gcnew SqlConnection();
connection->ConnectionString ="Data Source=blueboy\sqlexpress;Initial Catalog=DCV_DB;Integrated Security=SSPI;Pooling=False";

i got the string from database properties.(i have attached the same in this post)
sql service is running.
tcp ports are enables too.