Error Handling in ASP.NET 4.5

The Exception Class

ASP.NET Tutorial, Error Handling in ASP.NET 4.5 377

very exception class derives from the base class System.Exception.The .net Framework is full of predefined exception classes, such as NullReferenceException, IOException, SqlException, and so on. The Exception class includes the essential functionality for identifying any …

Handling Exceptions

ASP.NET Tutorial, Error Handling in ASP.NET 4.5 350

Handling Exceptions The first line of protection in an application is to check for potential error conditions before performing an operation. For example, a program can explicitly check whether the divisor is 0 before performing …

Catching Specific Exception

ASP.NET Tutorial, Error Handling in ASP.NET 4.5 349

The Structured exception handling is particularly flexible because it allows you to catch specific types of exceptions. To do so, you Add multiple catch statement, each one identifying the type of exception (and providing a …

Mastering Exception

Error Handling in ASP.NET 4.5 402

Mastering Exception When you are working with the structured exception handling keep some points in your mind: Break down your code into multiple try/catch blocks If you kept all your code into one exception handler, …