FirebaseUI 安装错误

FirebaseUI installation error

我想使用 FirebaseUI RecyclerView。

我目前的应用(build.gradle)如下:

    implementation 'com.android.support:appcompat-v7:27.1.1'
    implementation 'com.android.support:design:27.1.1'
    implementation 'com.android.support.constraint:constraint-layout:1.1.0'
    implementation 'com.google.firebase:firebase-auth:11.8.0'
    implementation 'com.android.support:support-v4:27.1.1'
    implementation 'com.theartofdev.edmodo:android-image-cropper:2.7.+'
    implementation 'de.hdodenhof:circleimageview:2.2.0'
    implementation 'com.google.firebase:firebase-database:11.8.0'
    implementation 'com.google.firebase:firebase-storage:11.8.0'

我的应用在此设置下运行良好,但当我包含 FirebaseUI 时,如以下代码片段所示,我的应用崩溃并显示错误消息:"at com.google.firebase.storage.FirebaseStorage.getInstance(Unknown Source)"

    dependencies {
    implementation fileTree(dir: 'libs', include: ['*.jar'])
    implementation 'com.android.support:appcompat-v7:27.1.1'
    implementation 'com.android.support:design:27.1.1'
    implementation 'com.android.support.constraint:constraint-layout:1.1.0'
    implementation 'com.google.firebase:firebase-auth:11.8.0'
    implementation 'com.android.support:support-v4:27.1.1'
    implementation 'com.theartofdev.edmodo:android-image-cropper:2.7.+'
    implementation 'de.hdodenhof:circleimageview:2.2.0'
    implementation 'com.google.firebase:firebase-database:11.8.0'
    implementation 'com.google.firebase:firebase-storage:11.8.0'

    implementation 'com.firebaseui:firebase-ui-database:3.2.1'

    testImplementation 'junit:junit:4.12'
    implementation 'com.squareup.picasso:picasso:2.71828'
    androidTestImplementation 'com.android.support.test:runner:1.0.2'
    androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.2'
}

谢谢,

您需要match firebase 版本和firebase-ui 版本。使用这些:

 implementation 'com.firebaseui:firebase-ui-database:4.0.1'
 implementation 'com.google.firebase:firebase-database:16.0.1'
 implementation 'com.google.firebase:firebase-storage:16.0.1'