Could not find or load main class org.gradle.wrapper.GradleWrapperMain

TypeScript\MyApp\android' is not recognized as an internal or external command Could not find or load main class org.gradle.wrapper.GradleWrapperMain

C:\Dev\Projects\NodeJsStack\React-Mobile\React&TypeScript\MyApp>yarn android
yarn run v1.22.4
$ react-native run-android
info Running jetifier to migrate libraries to AndroidX. You can disable it using "--no-jetifier" flag.
Jetifier found 960 file(s) to forward-jetify. Using 4 workers...
info Starting JS server...
info Installing the app...
'TypeScript\MyApp\android\' is not recognized as an internal or external command,
operable program or batch file.
Error: Could not find or load main class org.gradle.wrapper.GradleWrapperMain

error Failed to install the app. Make sure you have the Android development environment set up: https://reactnative.dev/docs/environment-setup. Run CLI with --verbose flag for more details.
Error: Command failed: gradlew.bat app:installDebug -PreactNativeDevServerPort=8081
'TypeScript\MyApp\android\' is not recognized as an internal or external command,
operable program or batch file.
Error: Could not find or load main class org.gradle.wrapper.GradleWrapperMain

    at makeError (C:\Dev\Projects\NodeJsStack\React-Mobile\React&TypeScript\MyApp\node_modules\execa\index.js:174:9)
    at C:\Dev\Projects\NodeJsStack\React-Mobile\React&TypeScript\MyApp\node_modules\execa\index.js:278:16
    at processTicksAndRejections (internal/process/task_queues.js:97:5)
    at async runOnAllDevices (C:\Dev\Projects\NodeJsStack\React-Mobile\React&TypeScript\MyApp\node_modules\@react-native-community\cli-platform-android\build\commands\runAndroid\runOnAllDevices.js:94:5)
    at async Command.handleAction (C:\Dev\Projects\NodeJsStack\React-Mobile\React&TypeScript\MyApp\node_modules\@react-native-community\cli\build\index.js:186:9)
error Command failed with exit code 1.
info Visit https://yarnpkg.com/en/docs/cli/run for documentation about this command.

React Native version:

C:\Dev\Projects\NodeJsStack\React-Mobile\React&TypeScript\MyApp>npx react-native info
info Fetching system and libraries information...
System:
    OS: Windows 10 10.0.18363
    CPU: (4) x64 Intel(R) Core(TM) i3-7020U CPU @ 2.30GHz
    Memory: 9.90 GB / 19.88 GB
  Binaries:
    Node: 14.3.0 - C:\Program Files\nodejs\node.EXE
    Yarn: 1.22.4 - ~\AppData\Roaming\npm\yarn.CMD
    npm: 6.14.4 - C:\Program Files\nodejs\npm.CMD
    Watchman: Not Found
  SDKs:
    Android SDK:
      API Levels: 28, 29
      Build Tools: 28.0.3, 29.0.3
      System Images: android-28 | Intel x86 Atom_64, android-28 | Google APIs Intel x86 Atom_64, android-28 | Google Play Intel x86 Atom, android-R | Google Play Intel x86 Atom
      Android NDK: Not Found
  IDEs:
    Android Studio: Version  3.4.0.0 AI-183.5429.30.34.5452501
  Languages:
    Java: 1.8.0_211 - C:\Program Files\Java\jdk1.8.0_211\bin\javac.EXE
    Python: 2.7.18 - C:\Python27\python.EXE
  npmPackages:
    @react-native-community/cli: Not Found
    react: 16.11.0 => 16.11.0
    react-native: 0.62.2 => 0.62.2
  npmGlobalPackages:
    *react-native*: Not Found

Steps To Reproduce

Provide a detailed list of steps that reproduce the issue.

1. yarn android
2. npx react-native run-android

Expected Results

Build and run react native android app

[C4co]

This solution worked for me.

• Install gradle (https://gradle.org/install/)
• in /android folder run gradle wrapper

---

System and libraries information

• System: OS: Windows 10 10.0.19041 CPU: (6) x64 Intel® Core™ i5-9400F CPU @ 2.90GHz Memory: 20.18 GB / 31.93 GB

• Binaries: Node: 14.13.1 - C:\Program Files\nodejs\node.EXE Yarn: 1.22.5 - C:\Program Files (x86)\Yarn\bin\yarn.CMD npm: 6.14.8 - C:\Program Files\nodejs\npm.CMD Watchman: Not Found

• SDKs: Android SDK: API Levels: 28, 29, 30 Build Tools: 28.0.3, 29.0.2, 30.0.2 Android NDK: Not Found Windows SDK: Not Found

• IDEs: Android Studio: Version 4.0.0.0 AI-193.6911.18.40.6821437 Visual Studio: Not Found

• Languages: Java: 1.8.0_242-release Python: 3.9.0

• npmPackages: @react-native-community/cli: Not Found react: Not Found react-native: Not Found react-native-windows: Not Found

• npmGlobalPackages: react-native: Not Found

[husni1992]

I think this is because we should add distributionUrl=https\://services.gradle.org/distributions/gradle-6.3-all.z in android\gradle\wrapper\gradle-wrapper.properties