how to create Dynamic connection string?

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Hi,
I am getting an error as 'unable to attach auto named database for file: " d:\new folder\a.mdf"'.
this error occurs when i run my project setup on other PC.Is there any solution to create a dynamic conectionString so that when i give my setup to anyone it should be error free?
also I am getting error as cannot open database "sample.mdf" requested by login.the login failed.

please help me as soon as possible..

Posted 12-Mar-13 20:20pm

Dev Gupta from Mumbai,India

Updated 12-Mar-13 20:41pm

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Member 9444634 · Answer 1 · 2013-03-12T20:27:00

Solution 1

u can use application Start up path. meant use path when your application is installed.

Happy Coding :)

Posted 12-Mar-13 20:27pm

Member 9444634

Comments

Dev Gupta from Mumbai,India 13-Mar-13 2:49am

Can you explain in detail? I am new to C# winforms..

Member 9444634 13-Mar-13 5:28am

i read your Solution 2 comments, i think u need some basic knowledge without knowing it u can't do this type of programming.

Nikhil Bhivgade · Answer 2 · 2013-03-12T21:47:00

Solution 2

C#

string DPath=Application.StartupPath + "\\xyz.mdb"

string ConString = "Provider=Microsoft.Jet.Oledb.4.0;Data Source=" + DPath ;

OleDbConnection cnn = new OleDbConnection(ConString);

Hope this will help you.... :)

Posted 12-Mar-13 21:47pm

Nikhil Bhivgade