Can Not Find Symbol : BuildConfig

[hicath]

Description

I upgraded my react-native project from ~0.67.1 to 0.70.0, I followed all the guidance here: https://react-native-community.github.io/upgrade-helper/?from=0.67.1&to=0.70.0.

After the upgrade process, error start showing up saying

cannot find symbol if (BuildConfig.IS_NEW_ARCHITECTURE_ENABLED) {
        ^
  symbol:   variable BuildConfig
  location: class MainApplication

and other similar BuildConfig error message on other files as well.

Version

0.70.0

Output of npx react-native info

System:
OS: macOS 12.2.1
CPU: (8) arm64 Apple M1
Memory: 1.15 GB / 16.00 GB
Shell: 5.8 - /bin/zsh
Binaries:
Node: 16.13.0 - ~/.nvm/versions/node/v16.13.0/bin/node
Yarn: 1.22.19 - /opt/homebrew/bin/yarn
npm: 8.1.0 - ~/.nvm/versions/node/v16.13.0/bin/npm
Watchman: Not Found
Managers:
CocoaPods: 1.11.3 - /opt/homebrew/bin/pod
SDKs:
iOS SDK:
Platforms: DriverKit 21.4, iOS 15.5, macOS 12.3, tvOS 15.4, watchOS 8.5
Android SDK: Not Found
IDEs:
Android Studio: 2021.1 AI-211.7628.21.2111.8193401
Xcode: 13.4.1/13F100 - /usr/bin/xcodebuild
Languages:
Java: 11.0.14.1 - /usr/bin/javac
npmPackages:
@react-native-community/cli: Not Found
react: 18.1.0 => 18.1.0
react-native: 0.70.0 => 0.70.0
react-native-macos: Not Found
npmGlobalPackages:
react-native: Not Found

Steps to reproduce

• Upgrade react native version to 0.70.0 according to this documentation: https://react-native-community.github.io/upgrade-helper/?from=0.67.1&to=0.70.0.
• Clean the gradle using ./gradlew clean
• Run the metro by using yarn run start
• Run android with yarn android

Snack, code example, screenshot, or link to a repository

Already provided above.

[cortinico]

After the upgrade process, error start showing up saying

This usually happens if you haven't built the project once.
Where are those errors showing up? In the IDE or in the terminal?

Can you post the output of yarn react-native android?

[bukhari-flip]

is this related to this #33623 ?

[cortinico]

Yes it's related to #33623 as @bukhari-flip suggested.

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[github-actions]

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