How to Fix the Unhandled Error in Your Node.js HTTP Server Setup

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The Error: What Does It Mean?

Here is an example of the error you might see in your console:

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Solution: Restructuring Your Code

To avoid encountering this error, you’ll want to ensure that your code is structured correctly, preventing any attempts to send a response after the server has already signaled that it is done. Below are two effective methods to do this: using if-else statements and using a switch statement.

1. Using If-Else Statements

The simplest way to start is to wrap your response logic in if-else statements. This guarantees only one response is sent per request.

Here’s how your updated code should look:

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2. Using a Switch Statement

For more complex routing, consider using a switch statement. This approach enhances readability and organization within your code:

[[See Video to Reveal this Text or Code Snippet]]

Conclusion