process 'command '/usr/lib/jvm/java-8-oracle/bin/java'' finished with non-zero exit value 1

update your project gradle .

android studio  3.14

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gradle wrapper .properties  file change :-

distributionUrl=https\://services.gradle.org/distributions/gradle-4.4-all.zip

build.gradle  file change :-

dependencies {

    classpath 'com.android.tools.build:gradle:3.1.2'    classpath 'com.google.gms:google-services:4.0.0'




    // NOTE: Do not place your application dependencies here; they belong    // in the individual module build.gradle files}

following this url:

https://stackoverflow.com/questions/17727645/how-to-update-gradle-in-android-studio

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get sha1 key in release apk Key Hashes

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linux

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google / fcm
keytool -list -v -keystore "(path wheare keystore)/keystore.jks" -alias <Alias name there> -storepass <password there> -keypass <password there>


facebook live kay
keytool -exportcert -alias easycom -keystore "/(path wheare keystore)/keystore.jks" | openssl sha1 -binary | openssl base64

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