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WCF Exception Handling

If an exception occurs in my WCF service, what is the best way to report this error to the client?

Should I register it in the service and reconstruct the exception of soap? Or should I go into it and return a user-friendly message?

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Using a strongly typed or non-typed FaultException is the way to do this. There is an excellent article Simplifying WCF: Using Exceptions as Failures , which describes how to use them. As stated in the article, depending on the complexity of your service, you can choose a simpler non-fixed exception FaultException and pass the exception information to the client.

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I would register it and throw a FaultException . When you throw a FaultException, you can pass a user-friendly message back to the client.

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The exception should be an exceptional event, so you should not worry about nice messages. If exceptions occur only when there is an error, simply roll it up as a general exception and write it down. There should be no problem.

However, when exceptions occur as part of your normal process, a good idea is a good idea.

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