io.realm.exceptions.RealmException：狗不是此领域的架构的一部分

Question

我创建了一个Realm模型，并试图将值保存在领域中。但是Realm抛出

  

“ RealmModelClassName”不是该Realm模式的一部分

我尝试了stackoverflow中建议的各种方法。但是没有什么能解决问题。

我为解决该问题反复进行了清理/重建。

每当尝试保存

时，我都会遇到上述错误。

realm.beginTransaction()
        val managedDog = realm.copyToRealm(dog);
        realm.commitTransaction()

App Level Gradle

apply plugin: 'com.android.application'

apply plugin: 'kotlin-android'

apply plugin: 'kotlin-android-extensions'
apply plugin: 'realm-android'

android {
    compileSdkVersion 28
    defaultConfig {
        applicationId "com.gofrugal.databaseproject"
        minSdkVersion 19
        targetSdkVersion 28
        multiDexEnabled true
        versionCode 1
        versionName "1.0"
        testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
    }
    buildTypes {
        release {
            minifyEnabled false
            proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
        }
    }
    android {
        compileOptions {
            sourceCompatibility 1.8
            targetCompatibility 1.8
        }
    }
}

dependencies {
    implementation fileTree(dir: 'libs', include: ['*.jar'])
    implementation"org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
    implementation 'com.android.support:appcompat-v7:28.0.0'
    implementation 'com.android.support.constraint:constraint-layout:1.1.3'
    implementation 'com.android.support:multidex:1.0.3'

    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'
}

项目级别爬网

// Top-level build file where you can add configuration options common to all sub-projects/modules.

buildscript {
    ext.kotlin_version = '1.3.11'
    repositories {
        google()
        jcenter()

    }
    dependencies {
        classpath 'com.android.tools.build:gradle:3.3.0'
        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
        classpath "io.realm:realm-gradle-plugin:5.8.0"
        // NOTE: Do not place your application dependencies here; they belong
        // in the individual module build.gradle files
    }
}

allprojects {
    repositories {
        google()
        jcenter()

    }
}

task clean(type: Delete) {
    delete rootProject.buildDir
}