Error :Object reference not set to an instance of an object

Question

 

[HttpPost]

public ActionResult UserAccount(List<SelectListItem> items)

{

string Rolename = "";

int Roleid = 0;

string userid = "";

string updatedby = "";

string name = Request.Form["Txt_userid"].ToString(); //error linene  please see view  and controller //below

foreach (SelectListItem item in items)

{

if (item.Selected)

{

Rolename = item.Text;

Roleid = Convert.ToInt32(item.Value);

userid = "6090";

updatedby = "admin";

AIS.InsertRole_status(Roleid, 1, userid, updatedby);

}

else

{

Rolename = item.Text;

Roleid = Convert.ToInt32(item.Value);

userid = "6090";

updatedby = "admin";

AIS.InsertRole_status(Roleid, 0, userid, updatedby);

}

}

return View(items);

// UserAccount UA = new UserAccount();

// UA.SuperUsrChk = true;

// UA.RequestorUsrChk = false;

// // return View(new UserAccount { SuperUsrChk = true });

// return View(UA);

}

view

@model List<SelectListItem>

@{

ViewBag.Title = "UserAccount";

}

@Scripts.Render("~/bundles/jquery")

<link href="~/Content/css/font-awesome.css" rel="stylesheet" />

 

<script type="text/javascript">

$(document).ready(function () {

$('#searchrole').click(function () {

debugger

$.ajax({

url: '@Url.Action("UserAccountWithid", "Admin")',

type: 'GET',

data: { Uid: $("#Txt_userid").val() },

cache: false,

success: function (data) {

$("#contact").html(data);

$header = $('.header');

$("#div1").show();

$header1 = $('.header tr td');

var x = $header.find('td');

var k = $header1.find('div');

$('.panel-body').on('scroll', function () { $header.css('top', $(this).scrollTop()); });

//var wi = new Array();

//$('.dt tr').eq(0).find('td').each(function (e) {

// k.eq(e).width($(this).width() );

// wi.push(k.eq(e).width());

//});

$('.dt thead tr td div').each(function (e) {

k.eq(e).width($(this).width());

});

},

error: function () {

// handle ajax error

}

});

});

});

</script>

@using (Html.BeginForm("UserAccount", "Admin"))

{

<div class="container customdiv" style="width=25px">

<div class="row" style="padding:10px;">

<div class="col-lg-5">

<div class="row">

<div class="col-lg-3">UserId</div>

<div class="col-lg-7" style="z-index:3;">

<input class="form-control srchfield" id="Txt_userid" placeholder="Userid">

</div>

</div>

</div>

<div class="col-lg-5">

<div class="row">

<div class="col-lg-7" style="z-index:3;">

<button type="button" class="btn btn-primary backimg" id="searchrole" style="width:35%;">SearchRoles</button>

</div>

</div>

</div>

</div>

</div>

<div class="panel-body" id="div1" style="padding:0px; height:75%;overflow:auto;">

<table class="header table table-striped table-bordered table-responsive table-list">

<thead id="tblthead">

@for (int i = 0; i < Model.Count(); i++)

{

<tr>

<td>

@Html.CheckBoxFor(m => m[i].Selected)

</td>

<td>

@Html.DisplayFor(m => m[i].Text)

@Html.HiddenFor(m => m[i].Value)

@Html.HiddenFor(m => m[i].Text)

</td>

</tr>

}

</thead>

</table>

<br />

</div>

<div>

<input type="submit" value="Submit"/>

</div>

<div id="spinner" class="spinner" style="display:none;"><i class="fa fa-circle-o-notch fa-spin fa-4x fa-fw" aria-hidden="true"></i></div>

<script type="text/javascript" src="~/Scripts/custdropdownscript.js"></script>

}