大家好，我通过Firebase Auth ui登录用户时遇到此未知错误，我认为这是因为下面我的.gradle中的某些版本不匹配是我的Build Grade文件。有人可以告诉我哪个版本引起了问题。
build.gradle
implementation fileTree(dir: 'libs', include: ['*.jar'])
implementation 'com.android.support:appcompat-v7:27.1.1'
implementation 'ai.devsupport.instamojo:instamojolib:0.1.6'
implementation 'com.android.support:design:27.1.1'
implementation 'com.android.support.constraint:constraint-layout:1.1.3'
implementation 'com.android.support:support-vector-drawable:27.1.1'
implementation 'com.google.firebase:firebase-auth:16.0.2'
implementation 'com.google.firebase:firebase-database:16.0.1'
implementation 'com.firebaseui:firebase-ui-auth:4.1.0'
implementation 'com.google.firebase:firebase-core:16.0.1'
implementation 'com.firebaseui:firebase-ui-database:4.1.0'
testImplementation 'junit:junit:4.12'
androidTestImplementation 'com.android.support.test:runner:1.0.2'
androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.2'
implementation 'com.facebook.shimmer:shimmer:0.4.0'
implementation 'com.yarolegovich:lovely-dialog:1.1.0'
implementation 'com.android.support:cardview-v7:28.0.0'
implementation 'com.google.firebase:firebase-messaging:17.4.0'
implementation 'com.android.volley:volley:1.1.1'