![Problem when running "flutter packages pub run build_runner watch / build" · Issue #832 · Milad-Akarie/auto_route_library · GitHub Problem when running "flutter packages pub run build_runner watch / build" · Issue #832 · Milad-Akarie/auto_route_library · GitHub](https://user-images.githubusercontent.com/7754473/141840838-01f7031a-941e-48d8-a54f-1f59019de2fe.png)
Problem when running "flutter packages pub run build_runner watch / build" · Issue #832 · Milad-Akarie/auto_route_library · GitHub
Command 'Freezed: Build with build_runner' resulted in an error (command 'freezed.build_runner_build' not found) · Issue #2 · gaetschwartz/build- runner · GitHub
![flutter - How can I solve the problem with the build runner: "This requires the 'non-nullable' language feature to be enabled."? - Stack Overflow flutter - How can I solve the problem with the build runner: "This requires the 'non-nullable' language feature to be enabled."? - Stack Overflow](https://i.stack.imgur.com/IqqjI.png)