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[tool] Omitting --flavor when there are Android productFlavors yields Exception: Unsupported Android Plugin version: {AGP version from android/build.gradle} #99381

Closed

Description

@navaronbracke

When an Android app has product flavors and the --flavor option is omitted,
Gradle fails with a rather unexpected error.

The Flutter tooling should be able to detect that there are product flavors and that the --flavor option was omitted.
If that is the case, the tool should exit with a better error message.

Steps to Reproduce

  1. Run flutter create bug
  2. Add a product flavor section in app/build.gradle
    flavorDimensions "app"
    productFlavors {
        "dev" {
            applicationIdSuffix = "dev"
        }

       // The flavor name 'test' is forbidden by Gradle.

        "prod" {
           applicationIdSuffix = "prod"
        }
    }
  1. Run the app using flutter run
  2. Gradle fails with Exception: Unsupported Android Plugin version: {AGP version from android/build.gradle}
  3. Run the app using flutter run --flavor={any flavor name}
  4. The app builds and runs correctly.

Expected results: The app runs normally.

Actual results: Gradle fails to build the app.

Logs
Launching lib/main.dart on motorola one in debug mode...
Running Gradle task 'assembleDebug'...                            104.9s
Exception: Unsupported Android Plugin version: 7.0.4.

Flutter Doctor

[✓] Flutter (Channel stable, 2.10.2, on macOS 12.2.1 21D62 darwin-x64, locale
    en-BE)
    • Flutter version 2.10.2 at /Users/navaronbracke/Documents/flutter
    • Upstream repository https://github.com/flutter/flutter.git
    • Framework revision 097d3313d8 (11 days ago), 2022-02-18 19:33:08 -0600
    • Engine revision a83ed0e5e3
    • Dart version 2.16.1
    • DevTools version 2.9.2

[✓] Android toolchain - develop for Android devices (Android SDK version
    32.1.0-rc1)
    • Android SDK at /Users/navaronbracke/Library/Android/sdk
    • Platform android-32, build-tools 32.1.0-rc1
    • ANDROID_HOME = /Users/navaronbracke/Library/Android/sdk
    • Java binary at: /Applications/Android
      Studio.app/Contents/jre/Contents/Home/bin/java
    • Java version OpenJDK Runtime Environment (build 11.0.11+0-b60-7590822)
    • All Android licenses accepted.

[✓] Xcode - develop for iOS and macOS (Xcode 13.2.1)
    • Xcode at /Applications/Xcode.app/Contents/Developer
    • CocoaPods version 1.11.2

[✓] Chrome - develop for the web
    • Chrome at /Applications/Google Chrome.app/Contents/MacOS/Google Chrome

[✓] Android Studio (version 2021.1)
    • Android Studio at /Applications/Android Studio.app/Contents
    • Flutter plugin can be installed from:
      🔨 https://plugins.jetbrains.com/plugin/9212-flutter
    • Dart plugin can be installed from:
      🔨 https://plugins.jetbrains.com/plugin/6351-dart
    • Java version OpenJDK Runtime Environment (build 11.0.11+0-b60-7590822)

[✓] VS Code (version 1.64.2)
    • VS Code at /Applications/Visual Studio Code.app/Contents
    • Flutter extension version 3.36.0

[✓] Connected device (1 available)
    • Chrome (web) • chrome • web-javascript • Google Chrome 98.0.4758.109

[✓] HTTP Host Availability
    • All required HTTP hosts are available

• No issues found!

Activity

  1. danagbemava-nc commented on Mar 2, 2022

    @danagbemava-nc
    Member

    Hi @navaronbracke, can you share your android/build.gradle and the version of your gradle wrapper?

    Following your steps, below is what I see in my console

    Exception: Gradle build failed to produce an .apk file. It's likely that this file was generated
    under /Users/nexus/projects/nevercode/fvt/build, but the tool couldn't find it.
    
  2. added
    waiting for responseThe Flutter team cannot make further progress on this issue until the original reporter responds
    on Mar 2, 2022
  3. navaronbracke commented on Mar 2, 2022

    @navaronbracke
    ContributorAuthor

    @danagbemava-nc This is my android/build.gradle file

    buildscript {
        ext.kotlin_version = '1.6.10'
        repositories {
            google()
            mavenCentral()
        }
    
        dependencies {
            classpath 'com.android.tools.build:gradle:7.0.4'
            classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
        }
    }
    
    allprojects {
        repositories {
            google()
            mavenCentral()
        }
    }
    
    rootProject.buildDir = '../build'
    subprojects {
        project.buildDir = "${rootProject.buildDir}/${project.name}"
        project.evaluationDependsOn(':app')
    }
    
    task clean(type: Delete) {
        delete rootProject.buildDir
    }
    

    and this is my gradle-wrapper.properties

    #Wed Feb 09 14:18:27 CET 2022
    distributionBase=GRADLE_USER_HOME
    distributionUrl=https\://services.gradle.org/distributions/gradle-7.0.2-bin.zip
    distributionPath=wrapper/dists
    zipStorePath=wrapper/dists
    zipStoreBase=GRADLE_USER_HOME
    
  4. removed
    waiting for responseThe Flutter team cannot make further progress on this issue until the original reporter responds
    on Mar 2, 2022
  5. danagbemava-nc commented on Mar 2, 2022

    @danagbemava-nc
    Member

    Issue is reproducible on stable and master. It doesn't occur when you use the default gradle version that comes with flutter create.

    Possibly related: #92317, #87649

    Steps to reproduce

    1. Run flutter create bug
    2. Add a product flavor section in app/build.gradle
        flavorDimensions "app"
        productFlavors {
            "dev" {
                applicationIdSuffix = "dev"
            }
    
           // The flavor name 'test' is forbidden by Gradle.
    
            "prod" {
               applicationIdSuffix = "prod"
            }
        }
    
    1. Update classpath com.android.tools.build:gradle:4.1.0 to classpath 'com.android.tools.build:gradle:7.0.4 in android/build.gradle
    2. Update distributionUrl to distributionUrl=https\://services.gradle.org/distributions/gradle-7.0.2-all.zip in gradle-wrapper.properties
    3. Run the app using flutter run
    4. Gradle fails with Exception: Unsupported Android Plugin version: {AGP version from android/build.gradle}
    5. Run the app using flutter run --flavor={any flavor name}
    6. The app builds and runs correctly.

    log.txt

    flutter doctor -v
    [✓] Flutter (Channel stable, 2.10.2, on macOS 12.2.1 21D62 darwin-arm, locale en-GB)
        • Flutter version 2.10.2 at /Users/nexus/dev/sdks/flutter
        • Upstream repository https://github.com/flutter/flutter.git
        • Framework revision 097d3313d8 (11 days ago), 2022-02-18 19:33:08 -0600
        • Engine revision a83ed0e5e3
        • Dart version 2.16.1
        • DevTools version 2.9.2
    
    [✓] Android toolchain - develop for Android devices (Android SDK version 31.0.0)
        • Android SDK at /Users/nexus/Library/Android/sdk
        • Platform android-32, build-tools 31.0.0
        • Java binary at: /Applications/Android Studio.app/Contents/jre/Contents/Home/bin/java
        • Java version OpenJDK Runtime Environment (build 11.0.11+0-b60-7772763)
        • All Android licenses accepted.
    
    [✓] Xcode - develop for iOS and macOS (Xcode 13.2.1)
        • Xcode at /Applications/Xcode.app/Contents/Developer
        • CocoaPods version 1.11.2
    
    [✓] Chrome - develop for the web
        • Chrome at /Applications/Google Chrome.app/Contents/MacOS/Google Chrome
    
    [✓] Android Studio (version 2021.1)
        • Android Studio at /Applications/Android Studio.app/Contents
        • Flutter plugin can be installed from:
          🔨 https://plugins.jetbrains.com/plugin/9212-flutter
        • Dart plugin can be installed from:
          🔨 https://plugins.jetbrains.com/plugin/6351-dart
        • Java version OpenJDK Runtime Environment (build 11.0.11+0-b60-7772763)
    
    [☠] IntelliJ IDEA Community Edition (the doctor check crashed)
        ✗ Due to an error, the doctor check did not complete. If the error message below is not helpful, please let us know about this issue at https://github.com/flutter/flutter/issues.
        ✗ FormatException: Unexpected extension byte (at offset 5)
        • #0      _Utf8Decoder.convertSingle (dart:convert-patch/convert_patch.dart:1789:7)
          #1      Utf8Decoder.convert (dart:convert/utf.dart:351:42)
          #2      InputStream.readString (package:archive/src/util/input_stream.dart:207:30)
          #3      new ZipDirectory.read (package:archive/src/zip/zip_directory.dart:40:30)
          #4      ZipDecoder.decodeBuffer (package:archive/src/zip_decoder.dart:19:30)
          #5      ZipDecoder.decodeBytes (package:archive/src/zip_decoder.dart:14:12)
          #6      IntelliJPlugins._findPluginXml (package:flutter_tools/src/intellij/intellij.dart:130:44)
          #7      IntelliJPlugins._readPackageVersion (package:flutter_tools/src/intellij/intellij.dart:141:40)
          #8      IntelliJPlugins.validatePackage (package:flutter_tools/src/intellij/intellij.dart:63:35)
          #9      IntelliJValidator.validate (package:flutter_tools/src/intellij/intellij_validator.dart:103:15)
          #10     asyncGuard.<anonymous closure> (package:flutter_tools/src/base/async_guard.dart:111:32)
          #11     asyncGuard.<anonymous closure> (package:flutter_tools/src/base/async_guard.dart:109:18)
          #12     _rootRun (dart:async/zone.dart:1426:13)
          #13     _CustomZone.run (dart:async/zone.dart:1328:19)
          #14     _runZoned (dart:async/zone.dart:1861:10)
          #15     runZonedGuarded (dart:async/zone.dart:1849:12)
          #16     runZoned (dart:async/zone.dart:1780:12)
          #17     asyncGuard (package:flutter_tools/src/base/async_guard.dart:109:3)
          #18     Doctor.startValidatorTasks (package:flutter_tools/src/doctor.dart:205:9)
          #19     Doctor.diagnose (package:flutter_tools/src/doctor.dart:309:47)
          #20     DoctorCommand.runCommand (package:flutter_tools/src/commands/doctor.dart:50:48)
          #21     FlutterCommand.verifyThenRunCommand (package:flutter_tools/src/runner/flutter_command.dart:1320:12)
          <asynchronous suspension>
          #22     FlutterCommand.run.<anonymous closure> (package:flutter_tools/src/runner/flutter_command.dart:1161:27)
          <asynchronous suspension>
          #23     AppContext.run.<anonymous closure> (package:flutter_tools/src/base/context.dart:150:19)
          <asynchronous suspension>
          #24     CommandRunner.runCommand (package:args/command_runner.dart:209:13)
          <asynchronous suspension>
          #25     FlutterCommandRunner.runCommand.<anonymous closure> (package:flutter_tools/src/runner/flutter_command_runner.dart:281:9)
          <asynchronous suspension>
          #26     AppContext.run.<anonymous closure> (package:flutter_tools/src/base/context.dart:150:19)
          <asynchronous suspension>
          #27     FlutterCommandRunner.runCommand (package:flutter_tools/src/runner/flutter_command_runner.dart:229:5)
          <asynchronous suspension>
          #28     run.<anonymous closure>.<anonymous closure> (package:flutter_tools/runner.dart:62:9)
          <asynchronous suspension>
          #29     AppContext.run.<anonymous closure> (package:flutter_tools/src/base/context.dart:150:19)
          <asynchronous suspension>
          #30     main (package:flutter_tools/executable.dart:94:3)
          <asynchronous suspension>
    
    
    [✓] VS Code (version 1.64.2)
        • VS Code at /Applications/Visual Studio Code.app/Contents
        • Flutter extension version 3.34.0
    
    [✓] Connected device (3 available)
        • M2007J20CG (mobile) • 5dd3be00 • android-arm64  • Android 11 (API 30)
        • macOS (desktop)     • macos    • darwin-arm64   • macOS 12.2.1 21D62 darwin-arm
        • Chrome (web)        • chrome   • web-javascript • Google Chrome 98.0.4758.109
    
    [✓] HTTP Host Availability
        • All required HTTP hosts are available
    
    ! Doctor found issues in 1 category.
    [✓] Flutter (Channel master, 2.11.0-0.0.pre.731, on macOS 12.2.1 21D62 darwin-arm, locale en-GB)
        • Flutter version 2.11.0-0.0.pre.731 at /Users/nexus/dev/sdks/flutters
        • Upstream repository https://github.com/flutter/flutter.git
        • Framework revision 8f360c977a (12 hours ago), 2022-03-01 16:26:11 -0800
        • Engine revision a5718ab3c3
        • Dart version 2.17.0 (build 2.17.0-156.0.dev)
        • DevTools version 2.11.1
    
    [✓] Android toolchain - develop for Android devices (Android SDK version 31.0.0)
        • Android SDK at /Users/nexus/Library/Android/sdk
        • Platform android-32, build-tools 31.0.0
        • Java binary at: /Applications/Android Studio.app/Contents/jre/Contents/Home/bin/java
        • Java version OpenJDK Runtime Environment (build 11.0.11+0-b60-7772763)
        • All Android licenses accepted.
    
    [✓] Xcode - develop for iOS and macOS (Xcode 13.2.1)
        • Xcode at /Applications/Xcode.app/Contents/Developer
        • CocoaPods version 1.11.2
    
    [✓] Chrome - develop for the web
        • Chrome at /Applications/Google Chrome.app/Contents/MacOS/Google Chrome
    
    [✓] Android Studio (version 2021.1)
        • Android Studio at /Applications/Android Studio.app/Contents
        • Flutter plugin can be installed from:
          🔨 https://plugins.jetbrains.com/plugin/9212-flutter
        • Dart plugin can be installed from:
          🔨 https://plugins.jetbrains.com/plugin/6351-dart
        • Java version OpenJDK Runtime Environment (build 11.0.11+0-b60-7772763)
    
    [✓] IntelliJ IDEA Community Edition (version 2021.3)
        • IntelliJ at /Applications/IntelliJ IDEA CE.app
        • Flutter plugin can be installed from:
          🔨 https://plugins.jetbrains.com/plugin/9212-flutter
        • Dart plugin version 213.5744.122
    
    [✓] VS Code (version 1.64.2)
        • VS Code at /Applications/Visual Studio Code.app/Contents
        • Flutter extension version 3.34.0
    
    [✓] Connected device (3 available)
        • M2007J20CG (mobile) • 5dd3be00 • android-arm64  • Android 11 (API 30)
        • macOS (desktop)     • macos    • darwin-arm64   • macOS 12.2.1 21D62 darwin-arm
        • Chrome (web)        • chrome   • web-javascript • Google Chrome 98.0.4758.109
    
    [✓] HTTP Host Availability
        • All required HTTP hosts are available
    
    • No issues found!
  6. added
    has reproducible stepsThe issue has been confirmed reproducible and is ready to work on
    platform-androidAndroid applications specifically
    t: gradle"flutter build" and "flutter run" on Android
    toolAffects the "flutter" command-line tool. See also t: labels.
    and removed
    in triagePresently being triaged by the triage team
    on Mar 2, 2022
  7. changed the title [-][tool] Omitting `--flavor` when there are Android productFlavors yields a strange error message for `flutter run` [/-] [+][tool] Omitting `--flavor` when there are Android productFlavors yields `Exception: Unsupported Android Plugin version: {AGP version from android/build.gradle}`[/+] on Mar 2, 2022
  8. christopherfujino commented on Mar 8, 2022

    @christopherfujino
    Contributor
  9. added
    P2Important issues not at the top of the work list
    on Mar 8, 2022
  10. blasten commented on Mar 31, 2022

    @blasten

    Fixed by #99723

  11. github-actions commented on Apr 14, 2022

    @github-actions

    This thread has been automatically locked since there has not been any recent activity after it was closed. If you are still experiencing a similar issue, please open a new bug, including the output of flutter doctor -v and a minimal reproduction of the issue.

  12. locked as resolved and limited conversation to collaborators on Apr 14, 2022
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    P2Important issues not at the top of the work listfound in release: 2.10Found to occur in 2.10found in release: 2.11Found to occur in 2.11has reproducible stepsThe issue has been confirmed reproducible and is ready to work onplatform-androidAndroid applications specificallyr: fixedIssue is closed as already fixed in a newer versiont: gradle"flutter build" and "flutter run" on AndroidtoolAffects the "flutter" command-line tool. See also t: labels.

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