Answers for "Try updating your pubspec.yaml to set the minimum SDK constraint to 2.12.0 or higher, and running 'pub get"

Try updating your pubspec.yaml to set the minimum SDK constraint to 2.12.0 or higher, and running 'pub get

Null safety is no longer an experiment as of Dart 2.12. It is now easy to enable.

Enabling null safety:

Starting with the first Dart 2.12 versions, types will be non-nullable by default. 
So you just need to change your SDK constraint:

environment:
  sdk: ">=2.12.0 <3.0.0"

Posted by: Guest on July-15-2021

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Answers for "Try updating your pubspec.yaml to set the minimum SDK constraint to 2.12.0 or higher, and running 'pub get"

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Answers for "Try updating your pubspec.yaml to set the minimum SDK constraint to 2.12.0 or higher, and running 'pub get"

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