crystal report

hi,
i'm making a program with postgres SQL data base creater and C# ..i made a connection between the C# and postgres in the windows form applications using the (datasource: localhost, user ID: posgres and password: *****) and now i want to make a crystal report with C# but i could not connect between the C# and the data base to get the data so if u can help me plz do
thx alot

I am not sure I understand the problem.
Do you mean that you successfully made a connection from your C# code, but could not connect when you tried to incorporate your code into Crystal Reports?

In any case it may be helpful to post a relevant snippet of your code here.