Coding⏱️ 2 min read📅 2026-05-31

How to Fix: Getting "TypeError: Failed to fetch" when the request hasn't actually failed

Fetch API issue with valid response and TypeError: Failed to fetch.

Quick Answer: Check if the server URL is correct, and ensure that any CORS policies are properly configured.

The 'TypeError: Failed to fetch' error can be misleading, as it suggests that the request has failed when in fact, it has not. This issue is often caused by a mismatch between the expected response type and the actual response type returned by the server.

🔍 Why This Happens

  • [Cause]

🚀 How to Resolve This Issue

Method 1: Check Response Type

  1. Step 1: Verify the response type by checking the `response.headers.get('Content-Type')` property.

Method 2: Use try-catch Block

  1. Step 1: Wrap your fetch API call in a try-catch block to catch any errors that may occur.

✨ Wrapping Up

By implementing these methods, you can resolve the 'TypeError: Failed to fetch' issue and ensure that your application receives accurate responses from the server.

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❓ Frequently Asked Questions