Erro no gradle ERROR: Failed to resolve: org.jetbrains.kotlin:kotlin-stdlib-jre7:1.3.71

testImplementation 'junit:junit:4.13' androidTestImplementation('androidx.test.espresso:espresso-core:3.2.0', { exclude group: 'com.android.support', module: 'support-annotations' }) implementation"org.jetbrains.kotlin:kotlin-stdlib-jre7:$kotlin_version"

Consegui resover com o seguinte gradle:

apply plugin: 'com.android.application'

apply plugin: 'kotlin-android'

apply plugin: 'kotlin-android-extensions'

android { compileSdkVersion 29 buildToolsVersion '29.0.3' defaultConfig { applicationId "br.com.alura.financask" minSdkVersion 19 targetSdkVersion 29 versionCode 1 versionName "1.0" testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner" } buildTypes { release { minifyEnabled false proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro' } } buildToolsVersion = '29.0.3' }

dependencies { implementation fileTree(dir: 'libs', include: ['*.jar']) implementation 'androidx.appcompat:appcompat:1.1.0' implementation 'com.google.android.material:material:1.1.0' implementation 'androidx.cardview:cardview:1.0.0' implementation 'com.github.clans:fab:1.6.4'

testImplementation 'junit:junit:4.13'
androidTestImplementation('androidx.test.espresso:espresso-core:3.2.0', {
    exclude group: 'com.android.support', module: 'support-annotations'
})
implementation"org.jetbrains.kotlin:kotlin-stdlib-jdk8:$kotlin_version"

}