当我向firebase发送数据时,我的androidstudio应用程序总是崩溃,logcat给了我这个错误: java.lang.RuntimeException:在com.google.firebase.firestore.util.CustomClassMapper:177) at com.google.firebase.firestore.util.CustomClassMapper.serialize(CustomClassMapper.java:140)
我一直在关注Store User Profile data in FirebaseFireStore | Firestore Tutorials | AndroidStudio,他在实时数据库中添加了谷歌firebase规则: rules_version ='2' match /databases/{databases}/documents=
> Could not get resource 'https://dl.google.com/dl/android/maven2/com/google/firebase/firebase-firestore> Could not GET 'https://dl.google.com/dl/android/maven2/com