Resolving the Flutter iOS Build Issue: How to Fix Transitive Dependencies Errors

Описание: Encountering a build issue with `Flutter` when targeting iOS? This guide provides a step-by-step solution to resolve the 'Pods-Runner' target error and get your app building smoothly.
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Resolving the Flutter iOS Build Issue: How to Fix Transitive Dependencies Errors

If you're developing with Flutter and working to build an iOS application, you might encounter a frustrating error that looks something like this:

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

This message can throw a wrench into your project, especially if everything was functioning correctly before. In this guide, we'll delve into a common cause of this issue and provide you with a comprehensive solution to get your Flutter iOS project back on track.

Understanding the Error

When you see the error:

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it's indicative of problems within Xcode and CocoaPods configurations that relate to how dependencies are linked. This is especially common when there are statically linked binaries involved with your project. In this situation, the error might arise due to configuration issues during installation or changes made to your project.

Flutter & Xcode Versions

In our case, this issue occurs in the following configuration:

Flutter Version: 1.17.5

Xcode Version: 11.3.1

Mac OS: 10.15

Step-by-Step Solution

You may have already attempted several fixes such as cleaning the project or adjusting settings in your Podfile. However, if those didn't resolve the issue, follow these steps to completely reset your Flutter environment and resolve the build errors:

Step 1: Uninstall Flutter and CocoaPods

Uninstall Flutter: Remove the Flutter SDK from your machine. This can typically be done by deleting the Flutter folder you cloned from GitHub.

Uninstall CocoaPods: Run the following terminal command to uninstall CocoaPods:

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Step 2: Reinstall Flutter and CocoaPods

Reinstall the Flutter SDK: Clone the Flutter repository again from GitHub:

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Follow the installation guide on the Flutter website to set it back up on your machine.

Reinstall CocoaPods: Run:

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

Step 3: Clean and Recreate the iOS Folder

Delete the iOS Folder: In your Flutter project directory, remove the existing ios folder completely.

Recreate the iOS Folder: Use the command:

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This will regenerate the necessary iOS folder and its contents without the problematic configurations.

Step 4: Install Pods

Navigate to your iOS directory and run:

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

This will set up the Pods correctly and link them without the previous issues.

Final Checks

After completing the above steps, it’s a good idea to run flutter doctor in your terminal to check for any remaining issues with your Flutter setup. Your output should indicate everything is functioning correctly.

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Conclusion

By following these steps, you should now be able to resolve the Flutter iOS build issue caused by transitive dependencies errors. If you’re still facing problems, ensure all paths are correctly set and consider checking for any updates or breaking changes in your dependencies.

Remember, software development often involves tackling unexpected issues, but with a systematic approach, you can effectively troubleshoot and overcome these challenges. Happy coding!