Page 113 - DCAP312_WEB_TECHNOLOGIES_II

Sarabjit Kumar, Lovely Professional University Unit 6: Error Handling

Unit 6: Error Handling Notes

CONTENTS

Objectives
Introduction
6.1 Logics of Error Handling
6.1.1 Redirecting the User to an Error Page
6.1.2 Custom Error Handling in ASP.NET
6.2 Aspects of Error Handling
6.3 Levels of Error Handling
6.3.1 Local Error Handling
6.3.2 Page Level
6.3.3 Application Level
6.3.4 HTTP Module Level
6.4 Web Application Error Handling in ASP.NET
6.4.1 The Problem

6.4.2 The Solution
6.4.3 Using the Page Error or on Error Sub
6.4.4 Using the Global.Asax File
6.4.5 Using the Web.Config File
6.5 Error Handling in ASP.NET Web API
6.5.1 HttpError
6.5.2 HttpResponseException
6.5.3 Error Detail
6.5.4 Applying Error Handling to Handle Invalid Model States
6.6 Summary
6.7 Keywords
6.8 Review Questions

6.9 Further Readings
Objectives

After studying this unit, you will be able to:
• Define the logics of error handling
• Describe all aspects of error handling

• Explain the levels of error handling
• Define the web application error handling in ASP.NET

• Define error handling in ASP.NET web API

LOVELY PROFESSIONAL UNIVERSITY 107