React Native is one famous technology created by Facebook that allows developers to use JavaScript to make mobile apps on both Android and iOS with native smoothness.

When running the project with this tool, the message “Warning: Invalid version [email protected].2 for expo sdkVersion 43.0.0. Use [email protected].3” will appear.

This software error is so common that it could happen to anyone. As a result, how did it occur, and can it be resolved? Let’s work together to figure out the best solutions to this problem.

The Reason For The Problem: “Warning: Invalid version [email protected].2 for expo sdkVersion 43.0.0. Use [email protected].3”.

You are attempting to create an Android apk, but you encounter the following error.

Warning: Invalid version [email protected] for expo sdkVersion 43.0.0. Use [email protected]

The Top Solution

Error Is suggesting that you use a more recent version of your react-native. So, use this command to update the react-native version.

npx react-native upgrade 0.64.3

If the above command returns the following error.

info Obtaining the difference between v0.64.2 and v0.64.3… error Fetch request with status 404 failed: 404: No such thing exists. error Failed to fetch [email protected].3 diff. Maybe it hasn’t been released yet?

You can open package.json and then manually change the version of react-native and run expo install. Your problem must now be resolved.

Conclusion

React Native is one popular tool created by Facebook that allows developers to use JavaScript to make mobile apps on Android and iOS with native experience and performance. React Native excels in that it only needs to be written once to build apps for both iOS and Android.

If the failure “Warning: Invalid version [email protected].2 for expo sdkVersion 43.0.0. Use [email protected].3” persists, resolve it using the steps below.

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