I am trying to generate a build apk, but getting following error. this is compatible with flutter version 2.8.1
Getting following error while run flutter build apk
/home/dell/snap/flutter/common/flutter/bin/flutter --no-color build apk
Building without sound null safety
For more information see https://dart.dev/null-safety/unsound-null-safety
Running Gradle task 'assembleRelease'...
Warning: Mapping new ns http://schemas.android.com/repository/android/common/02 to old ns http://schemas.android.com/repository/android/common/01
Warning: Mapping new ns http://schemas.android.com/repository/android/generic/02 to old ns http://schemas.android.com/repository/android/generic/01
Warning: Mapping new ns http://schemas.android.com/sdk/android/repo/addon2/02 to old ns http://schemas.android.com/sdk/android/repo/addon2/01
Warning: Mapping new ns http://schemas.android.com/sdk/android/repo/repository2/02 to old ns http://schemas.android.com/sdk/android/repo/repository2/01
Warning: Mapping new ns http://schemas.android.com/sdk/android/repo/sys-img2/02 to old ns http://schemas.android.com/sdk/android/repo/sys-img2/01
Note: /home/dell/.pub-cache/hosted/pub.dartlang.org/geocoding-2.0.2/android/src/main/java/com/baseflow/geocoding/GeocodingPlugin.java uses or overrides a deprecated API.
Note: Recompile with -Xlint:deprecation for details.
Note: /home/dell/.pub-cache/hosted/pub.dartlang.org/google_maps_flutter-2.1.1/android/src/main/java/io/flutter/plugins/googlemaps/Convert.java uses or overrides a deprecated API.
Note: Recompile with -Xlint:deprecation for details.
Note: /home/dell/.pub-cache/hosted/pub.dartlang.org/path_provider_android-2.0.11/android/src/main/java/io/flutter/plugins/pathprovider/PathProviderPlugin.java uses unchecked or unsafe operations.
Note: Recompile with -Xlint:unchecked for details.
Note: Some input files use or override a deprecated API.
Note: Recompile with -Xlint:deprecation for details.
e: /var/projects/app/freshooo/android/app/src/main/kotlin/com/u6amtech/flutter_grocery/Application.kt: (11, 51): Unresolved reference: setPluginRegistrant
e: /var/projects/app/freshooo/android/app/src/main/kotlin/com/u6amtech/flutter_grocery/FirebaseCloudMessagingPluginRegistrant.kt: (15, 44): Unresolved reference: registerWith
FAILURE: Build failed with an exception.
* What went wrong:
Execution failed for task ':app:compileReleaseKotlin'.
> Compilation error. See log for more details
* Try:
Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output. Run with --scan to get full insights.
* Get more help at https://help.gradle.org
BUILD FAILED in 2m 6s
Running Gradle task 'assembleRelease'... 126.8s
Gradle task assembleRelease failed with exit code 1
pubspec.yaml
name: flutter_grocery
description: A new Flutter application.
publish_to: 'none' # Remove this line if you wish to publish to pub.dev
version: 1.1.0+2
environment:
sdk: ">=2.7.0 <3.0.0"
dependencies:
flutter:
sdk: flutter
flutter_localizations:
sdk: flutter
cupertino_icons: ^1.0.2
get_it: ^6.0.0
provider: ^5.0.0
http: ^0.13.1
freezed: ^0.14.1
shared_preferences: ^2.0.5
photo_view: ^0.12.0
dio: ^4.0.0-prev2
image_picker: ^0.7.3
pin_code_fields: ^7.0.0
google_maps_flutter_web: ^0.3.0
google_maps_flutter: ^2.0.3
flutter_google_places: ^0.3.0
geocoding: ^2.0.0
geolocator: ^7.0.1
shimmer_animation: ^2.0.0
url_launcher: ^6.0.2
webview_flutter: ^2.0.2
firebase_core: ^1.7.0
firebase_messaging: ^10.0.8
flutter_local_notifications: ^8.2.0
path_provider: ^2.0.1
flutter_html: ^2.0.0-nullsafety.0
connectivity: ^3.0.2
carousel_slider: ^4.0.0-nullsafety.0
fluro: ^2.0.3
url_strategy: ^0.2.0
universal_html: ^2.0.8
universal_ui: ^0.0.8
flutter_widget_from_html_core: ^0.6.1
phone_number: ^0.11.0+2
country_code_picker: ^2.0.2
flutter_typeahead: ^3.1.3
dev_dependencies:
flutter_test:
sdk: flutter
flutter:
uses-material-design: true
assets:
- assets/image/
- assets/language/
fonts:
- family: Poppins
fonts:
- asset: assets/font/Poppins-Light.ttf
weight: 300
- asset: assets/font/Poppins-Regular.ttf
weight: 400
- asset: assets/font/Poppins-Medium.ttf
weight: 500
- asset: assets/font/Poppins-SemiBold.ttf
weight: 600
- asset: assets/font/Poppins-Bold.ttf
weight: 700
app/build.gradle
def localProperties = new Properties()
def localPropertiesFile = rootProject.file('local.properties')
if (localPropertiesFile.exists()) {
localPropertiesFile.withReader('UTF-8') { reader ->
localProperties.load(reader)
}
}
def flutterRoot = localProperties.getProperty('flutter.sdk')
if (flutterRoot == null) {
throw new FileNotFoundException("Flutter SDK not found. Define location with flutter.sdk in the local.properties file.")
}
def flutterVersionCode = localProperties.getProperty('flutter.versionCode')
if (flutterVersionCode == null) {
flutterVersionCode = '1'
}
def flutterVersionName = localProperties.getProperty('flutter.versionName')
if (flutterVersionName == null) {
flutterVersionName = '1.0'
}
apply plugin: 'com.android.application'
apply plugin: 'kotlin-android'
apply from: "$flutterRoot/packages/flutter_tools/gradle/flutter.gradle"
apply plugin: 'com.google.gms.google-services'
def keystoreProperties = new Properties()
def keystorePropertiesFile = rootProject.file('key.properties')
if (keystorePropertiesFile.exists()) {
keystoreProperties.load(new FileInputStream(keystorePropertiesFile))
}
android {
compileSdkVersion 30
sourceSets {
main.java.srcDirs += 'src/main/kotlin'
}
lintOptions {
disable 'InvalidPackage'
}
defaultConfig {
// TODO: Specify your own unique Application ID (https://developer.android.com/studio/build/application-id.html).
applicationId "com.fresh.grocery"
minSdkVersion 21
targetSdkVersion 30
versionCode flutterVersionCode.toInteger()
versionName flutterVersionName
multiDexEnabled true
}
signingConfigs {
release {
keyAlias keystoreProperties['keyAlias']
keyPassword keystoreProperties['keyPassword']
storeFile keystoreProperties['storeFile'] ? file(keystoreProperties['storeFile']) : null
storePassword keystoreProperties['storePassword']
}
}
buildTypes {
release {
// TODO: Add your own signing config for the release build.
// Signing with the debug keys for now, so `flutter run --release` works.
signingConfig signingConfigs.debug
}
}
}
flutter {
source '../..'
}
dependencies {
implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
implementation "com.google.firebase:firebase-messaging:21.0.1"
implementation 'com.android.support:multidex:1.0.3'
}
android/build.gradle
buildscript {
ext.kotlin_version = '1.5.20'
repositories {
google()
jcenter()
}
dependencies {
classpath 'com.android.tools.build:gradle:3.5.4'
classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
classpath 'com.google.gms:google-services:4.3.5'
}
}
allprojects {
repositories {
google()
jcenter()
}
tasks.withType(JavaCompile) {
options.compilerArgs << '-Xlint:-options'
}
}
rootProject.buildDir = '../build'
subprojects {
project.buildDir = "${rootProject.buildDir}/${project.name}"
}
subprojects {
project.evaluationDependsOn(':app')
}
task clean(type: Delete) {
delete rootProject.buildDir
}
gradle-wrapper.properties
#Fri Jun 23 08:50:38 CEST 2017
distributionBase=GRADLE_USER_HOME
distributionPath=wrapper/dists
zipStoreBase=GRADLE_USER_HOME
zipStorePath=wrapper/dists
distributionUrl=https://services.gradle.org/distributions/gradle-6.3-all.zip
key.properties
storePassword=123456
keyPassword=123456
keyAlias=upload
storeFile=~/home/dell/upload-keystore.jks
Did you register your
Application
class in theManifest
file?like this :