From the course: Master React 19 and Next.js 16 with Hands-On Projects and Real-World Applications

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Using ErrorBoundary and Suspense for safe component rendering

Using ErrorBoundary and Suspense for safe component rendering

From the course: Master React 19 and Next.js 16 with Hands-On Projects and Real-World Applications

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Using ErrorBoundary and Suspense for safe component rendering

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Hello and welcome. In this session, I'll guide you through implementing two powerful React features, Error Boundary and Suspense, to make your messages list rendering safer and more user-friendly. Often, a single error in one component can crash your entire application page. Similarly, components that fetch data can leave users staring at a blank screen, sure if anything is happening. We will solve these problems by creating a custom Error Boundary component to gracefully handle runtime errors and using suspense to display elegant loading states. Okay, let's start building our MessagesList component. We're going to create a new file called MessagesList.js inside the source-app-chat directory. This component will be responsible for fetching and displaying our chat messages. We'll be populating it with code in the next step. Okay, let's now move to the MessagesList.js file. Here I am creating the basic structure for our MessagesList component. It's a very simple functional component…

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