相关疑难解决方法(0)

我有gradle的问题.它工作正常,但突然间,当我重建项目时,它给了我这个错误:

错误:无法解决:support-vector-drawable

我无法找出我的问题是什么？

我的 app.gradle

buildscript {
    repositories {
        maven { url 'https://plugins.gradle.org/m2/' }
    }
    dependencies {
        classpath 'gradle.plugin.com.onesignal:onesignal-gradle-plugin:0.8.1'
    }
}

apply plugin: 'com.onesignal.androidsdk.onesignal-gradle-plugin'

repositories {
    maven { url 'https://maven.google.com' }
}

apply plugin: 'com.android.application'
apply plugin: 'io.fabric'

android {
    compileSdkVersion 26
    buildToolsVersion '26.0.2'
    defaultConfig {
    applicationId "com.arizeh.arizeh"
    minSdkVersion 17
    targetSdkVersion 22
    multiDexEnabled true
    versionCode 29
    versionName "3.0.5"
    useLibrary 'org.apache.http.legacy'
    testInstrumentationRunner 
    buildTypes {
        release {
           minifyEnabled false
           proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
        }
    }
    compileOptions {
        sourceCompatibility 1.8
        targetCompatibility 1.8
    }
} …

我是一名计算机科学专业的学生,​​我正在尝试熟悉为夏季业余爱好构建应用程序.但是,在过去的几天里,当我尝试同步Gradle时,它给出了同样的错误,说明了这一点

无法下载gradle-core.jar.

我将在这篇文章的底部发布完整的错误消息.

当然,我确保我不在离线模式下工作.最重要的是,我正在使用强制https://获取源http://.我还在文件https://中将distributionUrl 更改为http:// gradle-wrapper.properties.我尝试了不同的代理并更改了build.gradle文件中的存储库jcenter(), mavenCentral(), and google().

我甚至试图与我的防火墙同步并关闭防病毒软件,但没有任何工作.您将在下面找到我的整个错误消息.

org.gradle.api.ProjectConfigurationException: A problem occurred configuring root project 'AndroidStudioProjects'.
...
    at org.gradle.configuration.project.LifecycleProjectEvaluator.doConfigure(LifecycleProjectEvaluator.java:64)
    ... 84 more
Caused by: org.gradle.internal.resolve.ArtifactResolveException: Could not download gradle-core.jar (com.android.tools.build:gradle-core:3.1.3)
    at org.gradle.api.internal.artifacts.repositories.resolver.ExternalResourceResolver$RemoteRepositoryAccess.resolveArtifact(ExternalResourceResolver.java:506)
    at org.gradle.api.internal.artifacts.ivyservice.ivyresolve.CachingModuleComponentRepository$ResolveAndCacheRepositoryAccess.resolveArtifact(CachingModuleComponentRepository.java:409)
    at org.gradle.api.internal.artifacts.ivyservice.ivyresolve.BaseModuleComponentRepositoryAccess.resolveArtifact(BaseModuleComponentRepositoryAccess.java:65)
    at org.gradle.api.internal.artifacts.ivyservice.ivyresolve.memcache.InMemoryCachedModuleComponentRepository$CachedAccess.resolveArtifact(InMemoryCachedModuleComponentRepository.java:124)
    at org.gradle.api.internal.artifacts.ivyservice.ivyresolve.ErrorHandlingModuleComponentRepository$ErrorHandlingModuleComponentRepositoryAccess.resolveArtifact(ErrorHandlingModuleComponentRepository.java:171)
    ...
    ... 6 more
Caused by: org.gradle.api.resources.ResourceException: Could not get resource 'https://dl.google.com/dl/android/maven2/com/android/tools/build/gradle-core/3.1.3/gradle-core-3.1.3.jar'.
    at org.gradle.internal.resource.ResourceExceptions.failure(ResourceExceptions.java:74)
    at org.gradle.internal.resource.ResourceExceptions.getFailed(ResourceExceptions.java:57)
    at org.gradle.internal.resource.transfer.AccessorBackedExternalResource.withContentIfPresent(AccessorBackedExternalResource.java:146)
    ...
    at org.gradle.api.internal.artifacts.repositories.resolver.ExternalResourceResolver$RemoteRepositoryAccess.resolveArtifact(ExternalResourceResolver.java:499)
    ... 27 more
Caused by: javax.net.ssl.SSLException: SSL …