C#

FormsAuthentication.Initialize();
           FormsAuthenticationTicket ObjTicket = new FormsAuthenticationTicket(1, txtLoginId.Text, DateTime.Now, DateTime.Now.AddMinutes(60), false, txtLoginId.Text + "," + txtPassword.Text, FormsAuthentication.FormsCookiePath);
           string encTicket = FormsAuthentication.Encrypt(ObjTicket);
           string sLoginId = txtLoginId.Text;
           sLoginId = sLoginId.Replace(" ", "");

           Response.Cookies.Add(new HttpCookie(FormsAuthentication.FormsCookieName, encTicket));
                      Response.Redirect(FormsAuthentication.GetRedirectUrl(txtLoginId.Text, false)+"?id="+txtLoginId.Text);

<authentication mode="Forms">
			<forms defaultUrl="~/PresentationLayer/Forms/Main.aspx" loginUrl="~/Default.aspx" >
			</forms>
      
		</authentication>

int baRequestTypeId = int.Parse(this.rblMode.SelectedValue);
int baAssociateTypeId = int.Parse(this.rcbAssociateType.SelectedValue);
int baBusinessTypeId = int.Parse(this.rcbBusinessType.SelectedValue);



SqlData.BusinessAssociateWorkFlowData dataContext = new BusinessAssociateWorkFlow.SqlData.BusinessAssociateWorkFlowData();
SqlData.BusinessAssociateContactChangeRequest baContact = new BusinessAssociateWorkFlow.SqlData.BusinessAssociateContactChangeRequest();

SqlData.RequestType baRequestType = (from r in dataContext.RequestType
where r.RequestTypeId == baRequestTypeId
select r).First();

SqlData.BusinessAssociateType baBusinessAssociateType = (from b in dataContext.BusinessAssociateType 
where b.BusinessAssociateTypeId == baAssociateTypeId
select b).First();


SqlData.BusinessType baBusinessType = (from b in dataContext.BusinessType
where b.BusinessTypeId == baBusinessTypeId
select b).First();
baContact.RequestType = baRequestType;
baContact.BusinessAssociateType = baBusinessAssociateType;
baContact.BusinessType = baBusinessType;
baContact.Name = this.rtbName.Text;
baContact.Abbreviation = this.rtbAbbreviation.Text;
baContact.Code = this.rtbCode.Text;
baContact.CreatedBy = User.Identity.Name;
baContact.CreatedOn = DateTime.Now;
baContact.LastModifiedBy = User.Identity.Name;
baContact.LastModifiedOn = DateTime.Now;
baContact.ContactAddress.Add(this.AddressCntrl1.GetContactAddressEntity(ref dataContext));
dataContext.SaveChanges();