How to dynamically change crystal report database connection

Question

I am new with crystal reports. I tried to to implement the crystal report in my win form c# application using report wizard visual studio 2012, so don\'t know what happen\'s

Answer 1

strServer= ConfigurationManager.AppSettings["ServerName"].ToString();
strDatabase= ConfigurationManager.AppSettings["DataBaseName"].ToString();
strUserID= ConfigurationManager.AppSettings["UserId"].ToString();
strPwd= ConfigurationManager.AppSettings["Password"].ToString();

//may be you need to set the integrated security to false, first.
report.DataSourceConnections[o].IntegratedSecurity = False;

report.DataSourceConnections[0].SetConnection(strServer, strDatabase, strUserID, strPwd);