Flutter项目中firebase_storage库Tasks.call方法弃用警告问题求助

Hey there, let's work through this deprecation warning issue you're seeing! Those 20 warnings about Tasks.call(Executor, Callable<TResult>) being deprecated are coming from the firebase_storage plugin's internal code, not your own application code. Here are the most effective ways to resolve them:

1. Upgrade the firebase_storage Plugin to the Latest Version #

The root cause here is that the older version of firebase_storage (10.2.11) you're using relies on a deprecated method from Google's Play Services Tasks library. Plugin maintainers typically fix these kinds of deprecation issues in newer releases.

• Open your project's pubspec.yaml file
• Update the firebase_storage dependency to the latest stable version (you can use the version syntax like firebase_storage: ^[latest-version-number])
• Run flutter pub get to fetch the updated plugin
• Note: Make sure other Firebase-related plugins in your project are also updated to compatible versions to avoid compatibility conflicts.

2. Temporary Fix: Ignore the Warnings (If You Can't Upgrade Yet) #

If you need to stick with your current plugin/Flutter version for now, you can suppress these deprecation warnings in your Android build configuration:

• Navigate to your app's android/app/build.gradle file
• Add the following inside the android block:

  lintOptions {
      disable 'Deprecation'
  }
  

This will turn off all deprecation warnings for your Android build. Keep in mind this is a temporary workaround—upgrading the plugin is the long-term solution.

3. Upgrade Your Flutter Version #

You're using Flutter 2.2.3, which is an older stable release. Newer Flutter versions offer better compatibility with updated plugins and fix various underlying issues. To upgrade:

• Run flutter upgrade in your terminal
• After the upgrade completes, run flutter clean followed by flutter pub get to refresh your project dependencies

Bonus: Clear Cache If Issues Persist #

If upgrading doesn't immediately resolve the warnings, try clearing your Flutter pub cache:

• Delete the specific firebase_storage-10.2.11 folder from your pub cache path (the one shown in your warning: C:\Users\dassa\Downloads\flutter_windows_2.2.3-stable\flutter\.pub-cache\hosted\pub.dartlang.org\)
• Run flutter clean and flutter pub get again to re-fetch the plugin

These steps should eliminate those deprecation warnings while keeping your app running smoothly.

内容的提问来源于stack exchange，提问作者Sanket Kumar