im able to build debug but release says "The plugin google_maps_flutter could not be built due to the issue above."

[zaid13]

import io.flutter.embedding.engine.plugins.lifecycle.FlutterLifecycleAdapter; ^ symbol: class FlutterLifecycleAdapter location: package io.flutter.embedding.engine.plugins.lifecycle 1 error

FAILURE: Build failed with an exception.

• What went wrong: Execution failed for task ':compileReleaseJavaWithJavac'.

  Compilation failed; see the compiler error output for 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 2s

The plugin google_maps_flutter could not be built due to the issue above.

this is what my error looks like i have updgraded my flutter version and even started new project but i see this error

[zaid13]

solved

upgrade your

classpath 'com.android.tools.build:gradle:3.4.2' classpath 'com.google.gms:google-services:4.3.5'

add android/app/proguard-rules.pro :

-ignorewarnings -keep class androidx.lifecycle.DefaultLifecycleObserver -keep class { public private ; }

---

in app/build.gradle

add buildTypes { release { signingConfig signingConfigs.debug useProguard true proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'