Parser Error Message: Could not load type 'webmarketing'

Question

After finishing the web application and publishing it online no matter I try I keep getting the following error, keep in mind that it runs locally as it should...

Answer 1

regarding the Inherits is should reflect the full name space with class name such as x.y.webmarketing, not the class name or the file name. to wrap it up it should look like below

<%@ Master Language="C#" AutoEventWireup="true" CodeBehind="MasterPage.Master.cs" Inherits="Lync_Billing.ui.MasterPage" %>