Communication exception wcf

  • How to handle fault exception in C#?

    Since a client's concern area is not about how an error occurred or the factors contributing to an error, SOAP Fault contract is used to communicate the error message from the service to the client in WCF.
    A Fault contract enables the client to have a documented view of the errors occurred in a service..

  • What is used to communicate the error message from the service to the client in WCF?

    Since a client's concern area is not about how an error occurred or the factors contributing to an error, SOAP Fault contract is used to communicate the error message from the service to the client in WCF.
    A Fault contract enables the client to have a documented view of the errors occurred in a service..

  • Fault exceptions are triggered when the processor detects an error such as the execution of an undefined instruction, or when the bus system returns an error response to a memory access.
Exceptions that are thrown from communication methods on a Windows Communication Foundation (WCF) client are either expected or unexpected. Unexpected exceptions include catastrophic failures like OutOfMemoryException and programming errors like ArgumentNullException or InvalidOperationException .
Expected exceptions from communication methods on a WCF client include TimeoutException , CommunicationException , and any derived class of CommunicationException . These indicate a problem during communication that can be safely handled by aborting the WCF client and reporting a communication failure.

Exceptions

There are two things to keep in mind when throwing an exception: First it has to be of a type that allows users to write correct code that can react appropriately to the exception.
Second, it has to provide enough information for the user to understand what went wrong, the failure impact, and how to fix it.
The following sections give guidance arou.

What is proper WCF error handling?

Proper WCF error handling involves using best practices on the server and client side

You need to make sure that you properly collect exceptions happening on the server and also return them to the client to handle

Proper WCF error handling requires implement both best practices

Utilize fault contracts to provide more robust client exceptions

There are two things to keep in mind when throwing an exception: First it has to be of a type that allows users to write correct code t…

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