Error:Execution failed for task ':app:processDebugManifest'. while adding Firebase UI dependency

Error:Execution failed for task ':app:processDebugManifest'. while adding Firebase UI dependency

我正在添加 Firebase UI 依赖项,但在同步项目时遇到问题。下面是我的 gradle 脚本。

apply plugin: 'com.android.application'

android {
    compileSdkVersion 23
    buildToolsVersion "23.0.1"

    defaultConfig {
        applicationId "pixsor.app.huzykamz.pixoradmin"
        minSdkVersion 13
        targetSdkVersion 23
        versionCode 1
        versionName "1.0"
    }
    buildTypes {
        release {
            minifyEnabled false
            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
        }
    }
}

dependencies {
    compile fileTree(dir: 'libs', include: ['*.jar'])
    testCompile 'junit:junit:4.12'
    compile 'com.android.support:appcompat-v7:23.4.0'
    compile 'com.android.support:design:23.4.0'
    compile 'com.android.support:appcompat-v7:23.1.0'
    compile 'com.google.firebase:firebase-core:9.4.0'
    compile 'com.google.firebase:firebase-database:9.4.0'
    compile 'com.google.firebase:firebase-crash:9.4.0'
    compile 'com.google.firebase:firebase-auth:9.4.0'
    compile 'com.google.firebase:firebase-storage:9.4.0'
    compile 'com.android.support:cardview-v7:23.0.+'
    compile 'com.android.support:recyclerview-v7:23.0.+'

    compile 'com.firebaseui:firebase-ui:0.4.3'
}
apply plugin: 'com.google.gms.google-services'

下面是我收到的错误图片,请帮助我。

The Android system will prevent the user from installing the application if the system's API Level is lower than the value specified in this attribute.

检查您的错误日志。

您应该先更改 minSdkVersion 版本。

    minSdkVersion 16 // 13 Conflict for your requirement
    targetSdkVersion 23

然后 清理-重建-重启 & Gradle

com.google.firebase:firebase 使用最低级别 16 .