当我尝试编译我的项目时,我遇到了以下错误
错误:在项目“应用程序”中,已解析的 Google Play 服务库依赖项依赖于另一个确切版本(例如“[15.0.1]”,但未解析为该版本。库表现出的行为将是未知的。
build.gradle(应用程序)
apply plugin: 'com.android.application'
android {
compileSdkVersion 27
defaultConfig {
applicationId "com.example.spars.myapplication"
minSdkVersion 16
targetSdkVersion 27
versionCode 1
versionName "1.0"
testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
multiDexEnabled true
}
buildTypes {
release {
minifyEnabled false
proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
}
}
}
repositories {
mavenCentral()
}
dependencies {
implementation fileTree(include: ['*.jar'], dir: 'libs')
androidTestImplementation('com.android.support.test.espresso:espresso-core:2.2.2', {
exclude group: 'com.android.support', module: 'support-annotations'
})
implementation 'com.android.support:appcompat-v7:27.1.1'
implementation 'com.android.support.constraint:constraint-layout:1.1.3'
implementation 'com.razorpay:checkout:1.4.5'
implementation 'com.google.firebase:firebase-database:16.0.6'
implementation 'com.firebaseui:firebase-ui:3.3.1'
implementation 'com.android.support:cardview-v7:27.1.1'
testImplementation 'junit:junit:4.12'
//add start
implementation "android.arch.lifecycle:extensions:1.1.1"
// …Run Code Online (Sandbox Code Playgroud)