小编Koo*_*osh的帖子

我的应用程序在API 19上崩溃,但它在API级别21,22和23上运行良好.(我在Firebase网站上测试过).

我发布了我的gradle和一些截图.

build.gradle文件

apply plugin: 'com.android.application'

//apply plugin: 'io.fabric'
//
//
//repositories {
//    maven { url 'https://maven.fabric.io/public' }
//}

android {
    compileSdkVersion 25
    buildToolsVersion "25.0.1"
    defaultConfig {

        applicationId "com.example.koorosh.googlemapsample_v2"

//        defaultConfig {
//            manifestPlaceholders = [onesignal_app_id: "1d9b988f-ff34-496c-bf5c-733f80965c23",
//                                    // Project number pulled from dashboard, local value is ignored.
//                                    onesignal_google_project_number: "941112681249"]
//        }

        minSdkVersion 14
        targetSdkVersion 25
        versionCode 1
        versionName "1.0"
        testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
    }
    buildTypes {
        release {
            minifyEnabled false
            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
        }
    }
    defaultConfig {
        multiDexEnabled …