web method is not working 404 not found

web method is not working  404 not found 

this  "../ControlAdmin/UploadMultiFile.ashx" method is working but another  "ProductAddEdit.aspx/Test" this one not working  i have tried a lot but still not solved.can anyone help me please???

 

var $a = jQuery.noConflict();

$(document).ready(function () {

$("#fileuploader").uploadFile({

url: "../ControlAdmin/UploadMultiFile.ashx",

fileName: "myfile",

onSuccess: function (files, data, xhr) {

debugger;

$.ajax({

type: "Post",

url: "ProductAddEdit.aspx/Test",

data: "{}",

contentType: "application/json; charset=utf-8",

dataType: "json",

success: function (response) {

debugger;

var FileName = '<%=Session["File"] %>';

// var FileName = files;

var imgs = document.getElementById("<%=hdnimages.ClientID %>");

if (imgs.value != null)

imgs.value = imgs.value + '~' + FileName;

else

imgs.value = FileName;

var s1 = "removeimg('" + FileName + "','btn" + FileName + "')";

var addRemove = $("")

var addimg = $("")

var d = document.getElementById('dv1');

var d1 = d.getElementsByClassName("ajax-file-upload-statusbar");

d1[0].style.width = "400px";

var d2 = d.getElementsByClassName("ajax-file-upload-progress");

d2[0].style.display = "none";

addRemove.appendTo(d1[0]);

addimg.appendTo(d1[0]);

},

failure: function(response) {

alert(response.d);

}

});

}

});

});

 

 

this is my web method