如果您想了解什么是AndroidStudio中的gradle同步?的相关知识,那么本文是一篇不可错过的文章,我们将对androidstudiogradleprojectsyncfailed进行全面详尽
如果您想了解什么是Android Studio中的gradle同步?的相关知识,那么本文是一篇不可错过的文章,我们将对android studio gradle project sync failed进行全面详尽的解释,并且为您提供关于Android Studio 2.2.1 Gradle同步NullPointerException、Android Studio 3.0 Canary 5中的Gradle Sync失败、Android Studio 3.1.3 Gradle同步错误。无法下载Gradle-Core.jar、Android Studio 3.1.3 Gradle同步错误无法下载Gradle-Core.jar的有价值的信息。
本文目录一览:- 什么是Android Studio中的gradle同步?(android studio gradle project sync failed)
- Android Studio 2.2.1 Gradle同步NullPointerException
- Android Studio 3.0 Canary 5中的Gradle Sync失败
- Android Studio 3.1.3 Gradle同步错误。无法下载Gradle-Core.jar
- Android Studio 3.1.3 Gradle同步错误无法下载Gradle-Core.jar
什么是Android Studio中的gradle同步?(android studio gradle project sync failed)
我正在开发一个拥有代理的企业,但它无法尝试连接到某个地方.
为什么需要互联网连接?它使用什么端口?
编辑:用户Caleb的答案是完美的.我想补充一点,代理也应该在gradle.properties中配置.像这样的东西:
systemProp.http.proxyHost = proxyAddress
systemProp.http.proxyPort =端口号
systemProp.https.proxyHost = proxyAddress
systemProp.https.proxyPort =端口号
解决方法
What is it? And what does it do?
Gradle sync是一个gradle任务,可以查看build.gradle文件中列出的所有依赖项,并尝试下载指定的版本.
dependencies { compile '...your dependency...' }
Why does it needs internet connection? What ports does it use?
它需要互联网连接,因为它通常从远程位置下载这些依赖项.您可以通过更改gradle.properties来定义它使用的端口. (见下文)
I’m working on an enterprise that has a proxy,and it fails trying to
connect to somewhere.
您的工作代理可能会阻止此操作,您需要添加代理配置来解决问题.
进入:
Android Studio Preferences --> Appearance & Behavior / System Settings/ HTTP Proxy
并将您的代理配置URL更新到您的工作代理. (自动或手动,具体取决于您的设置).
注意:如果使用命令行运行gradle构建,则可能需要通过gradle.properties文件更新代理设置.
全局属性文件位置:〜/ .gradle / gradle.properties
(或者如果你有本地项目文件,请使用它)
将代理设置添加到此文件:
HTTPS
systemProp.https.proxyHost=<proxy host> systemProp.https.proxyPort=<your proxy port> systemProp.https.nonProxyHosts=<your non-proxy host> systemProp.https.proxyPassword=<your pw>
HTTP
systemProp.http.proxyHost=<proxy host> systemProp.http.proxyPort=<your proxy port> systemProp.http.nonProxyHosts=<your non-proxy host> systemProp.http.proxyPassword=<your pw>
如果你绝对无法通过gradle获得互联网连接,则需要以另一种方式下载依赖关系,并在您的计算机或本地网络上本地引用它们.
(参见this使用本地罐子的指南)
Android Studio 2.2.1 Gradle同步NullPointerException
我已经安装了android studio 2.2并创建了新项目,但是gradle同步每次都失败,并且出现以下异常.
Error:Cause: java.lang.NullPointerException
at java.util.Objects.requireNonNull(Objects.java:203)
at java.util.Arrays$ArrayList.<init>(Arrays.java:3813)
at java.util.Arrays.asList(Arrays.java:3800)
at com.intellij.openapi.util.io.FileUtilRt.doCreateTempFile(FileUtilRt.java:399)
at com.intellij.openapi.util.io.FileUtilRt.createTempFile(FileUtilRt.java:361)
at com.intellij.openapi.util.io.FileUtilRt.createTempFile(FileUtilRt.java:341)
at com.intellij.openapi.util.io.FileUtilRt.createTempFile(FileUtilRt.java:334)
at com.intellij.openapi.util.io.FileUtil.createTempFile(FileUtil.java:1479)
at com.android.tools.idea.gradle.util.GradleUtil.addInitScriptCommandLineOption(GradleUtil.java:1064)
at com.android.tools.idea.gradle.util.GradleUtil.addLocalMavenRepoInitScriptCommandLineOption(GradleUtil.java:1057)
at com.android.tools.idea.gradle.util.GradleUtil.addLocalMavenRepoInitScriptCommandLineOption(GradleUtil.java:1023)
at com.android.tools.idea.gradle.project.AndroidGradleProjectResolver.getExtraCommandLineArgs(AndroidGradleProjectResolver.java:345)
at org.jetbrains.plugins.gradle.service.project.GradleProjectResolver.doResolveProjectInfo(GradleProjectResolver.java:175)
at org.jetbrains.plugins.gradle.service.project.GradleProjectResolver.access$300(GradleProjectResolver.java:73)
at org.jetbrains.plugins.gradle.service.project.GradleProjectResolver$ProjectConnectionDatanodefunction.fun(GradleProjectResolver.java:768)
at org.jetbrains.plugins.gradle.service.project.GradleProjectResolver$ProjectConnectionDatanodefunction.fun(GradleProjectResolver.java:752)
at org.jetbrains.plugins.gradle.service.execution.GradleExecutionHelper.execute(GradleExecutionHelper.java:238)
at org.jetbrains.plugins.gradle.service.project.GradleProjectResolver.resolveProjectInfo(GradleProjectResolver.java:112)
at org.jetbrains.plugins.gradle.service.project.GradleProjectResolver.resolveProjectInfo(GradleProjectResolver.java:73)
at com.intellij.openapi.externalSystem.service.remote.RemoteExternalSystemProjectResolverImpl$1.produce(RemoteExternalSystemProjectResolverImpl.java:41)
at com.intellij.openapi.externalSystem.service.remote.RemoteExternalSystemProjectResolverImpl$1.produce(RemoteExternalSystemProjectResolverImpl.java:37)
at com.intellij.openapi.externalSystem.service.remote.AbstractRemoteExternalSystemService.execute(AbstractRemoteExternalSystemService.java:59)
at com.intellij.openapi.externalSystem.service.remote.RemoteExternalSystemProjectResolverImpl.resolveProjectInfo(RemoteExternalSystemProjectResolverImpl.java:37)
at com.intellij.openapi.externalSystem.service.remote.wrapper.ExternalSystemProjectResolverWrapper.resolveProjectInfo(ExternalSystemProjectResolverWrapper.java:49)
at com.intellij.openapi.externalSystem.service.internal.ExternalSystemResolveProjectTask.doExecute(ExternalSystemResolveProjectTask.java:51)
at com.intellij.openapi.externalSystem.service.internal.AbstractExternalSystemTask.execute(AbstractExternalSystemTask.java:138)
at com.intellij.openapi.externalSystem.service.internal.AbstractExternalSystemTask.execute(AbstractExternalSystemTask.java:124)
at com.intellij.openapi.externalSystem.util.ExternalSystemUtil$3.execute(ExternalSystemUtil.java:419)
at com.intellij.openapi.externalSystem.util.ExternalSystemUtil$4$2.run(ExternalSystemUtil.java:500)
at com.intellij.openapi.progress.impl.CoreProgressManager$TaskRunnable.run(CoreProgressManager.java:563)
at com.intellij.openapi.progress.impl.CoreProgressManager$2.run(CoreProgressManager.java:142)
at com.intellij.openapi.progress.impl.CoreProgressManager.registerIndicatorAndRun(CoreProgressManager.java:446)
at com.intellij.openapi.progress.impl.CoreProgressManager.executeProcessUnderProgress(CoreProgressManager.java:392)
at com.intellij.openapi.progress.impl.ProgressManagerImpl.executeProcessUnderProgress(ProgressManagerImpl.java:54)
at com.intellij.openapi.progress.impl.CoreProgressManager.runProcess(CoreProgressManager.java:127)
at com.intellij.openapi.progress.impl.ProgressManagerImpl$1.run(ProgressManagerImpl.java:126)
at com.intellij.openapi.application.impl.ApplicationImpl$8.run(ApplicationImpl.java:369)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:745)
是否有人遇到相同问题或找到任何解决方案?
解决方法:
感谢@keddy 1201他的评论挽救了我的性命.我尝试卸载studio和java sdk,然后用以前的版本和新版本重新安装了几次.
尝试以管理员身份运行Studio以解决问题
Android Studio 3.0 Canary 5中的Gradle Sync失败
// Top-level build file where you can add configuration options common to all sub-projects/modules. buildscript { ext.kotlin_version = "1.1.1" ext.supportLibVersion = "25.3.0" repositories { jcenter() } dependencies { classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version" classpath "org.jetbrains.kotlin:kotlin-android-extensions:$kotlin_version" classpath ''com.android.tools.build:gradle:3.0.0-alpha5'' // NOTE: Do not place your application dependencies here; they belong // in the individual module build.gradle files } } allprojects { String osName = System.getProperty("os.name").toLowerCase(); if (osName.contains("windows")) { buildDir = "C:/tmp/${rootProject.name}/${project.name}" } repositories { jcenter() } } task clean(type: Delete) { delete rootProject.buildDir }
这是build.gradle(模块:app):
apply plugin: ''com.android.application'' apply plugin: ''kotlin-android'' apply plugin: ''kotlin-android-extensions'' android { compileSdkVersion 25 buildToolsversion "25.0.2" defaultConfig { applicationId "com.example.android.datafrominternet" minSdkVersion 10 targetSdkVersion 25 versionCode 1 versionName "1.0" } buildTypes { release { minifyEnabled false } } } dependencies { compile filetree(dir: ''libs'',include: [''*.jar'']) compile ''com.android.support:appcompat-v7:25.1.0'' // Todo (32) Remove the ConstraintLayout dependency as we aren''t using it for these simple projects compile ''com.android.support.constraint:constraint-layout:1.0.0-beta4'' implementation ''com.android.support.constraint:constraint-layout:1.0.2'' implementation "org.jetbrains.kotlin:kotlin-stdlib-jre7: $kotlin_version" }
这个错误信息:
Error:Unable to find method ''com.android.build.gradle.internal.variant.BaseVariantData.getoutputs()Ljava/util/List;''.
此意外错误的可能原因包括:> Gradle的依赖性缓存可能已损坏(这有时会在网络连接超时后发生.)
重新下载依赖项和同步项目(需要网络)> Gradle构建过程(守护程序)的状态可能已损坏.停止所有Gradle守护进程可以解决此问题.
停止Gradle构建过程(需要重新启动)>您的项目可能正在使用第三方插件,该插件与项目中的其他插件或项目请求的Gradle版本不兼容.如果Gradle进程损坏,您可以还尝试关闭IDE然后杀死所有Java进程.
解决方法
检查你的app / gradle.也许你有块 – >
buildscript { repositories { mavenCentral() jcenter() } dependencies { classpath ''com.android.tools.build:gradle:3.0.0-beta5'' }
然后在ur app / gradle和project gradle中检查gradle插件的版本.或者尝试将此块添加到app / gradle顶部.
Android Studio 3.1.3 Gradle同步错误。无法下载Gradle-Core.jar
我试图熟悉夏季爱好的构建应用程序。但是,在过去几天中,当我尝试同步Gradle时,出现了相同的错误,指出
gradle-core.jar无法下载。
我将在这篇文章的底部发布完整的错误消息。
当然,我确保我不在离线模式下工作。最重要的是,我强迫https://
使用来获取源http://
。我还将文件中https://
distributionUrl 更改为http:// gradle-wrapper.properties
。我尝试了不同的代理,并已将build.gradle文件中的存储库更改为jcenter(), mavenCentral(), and google()
.
我什至尝试与防火墙同步,并且防病毒功能已关闭,但没有任何作用。在下面,你将找到我的整个错误消息。
org.gradle.api.ProjectConfigurationException: A problem occurred configuring root project ''AndroidStudioProjects''.... at org.gradle.configuration.project.LifecycleProjectEvaluator.doConfigure(LifecycleProjectEvaluator.java:64) ... 84 moreCaused by: org.gradle.internal.resolve.ArtifactResolveException: Could not download gradle-core.jar (com.android.tools.build:gradle-core:3.1.3) at org.gradle.api.internal.artifacts.repositories.resolver.ExternalResourceResolver$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$ErrorHandlingModuleComponentRepositoryAccess.resolveArtifact(ErrorHandlingModuleComponentRepository.java:171) ... ... 6 moreCaused by: org.gradle.api.resources.ResourceException: Could not get resource ''https://dl.google.com/dl/android/maven2/com/android/tools/build/gradle-core/3.1.3/gradle-core-3.1.3.jar''. at org.gradle.internal.resource.ResourceExceptions.failure(ResourceExceptions.java:74) at org.gradle.internal.resource.ResourceExceptions.getFailed(ResourceExceptions.java:57) at org.gradle.internal.resource.transfer.AccessorBackedExternalResource.withContentIfPresent(AccessorBackedExternalResource.java:146) ... at org.gradle.api.internal.artifacts.repositories.resolver.ExternalResourceResolver$RemoteRepositoryAccess.resolveArtifact(ExternalResourceResolver.java:499) ... 27 moreCaused by: javax.net.ssl.SSLException: SSL peer shut down incorrectly at sun.security.ssl.InputRecord.readV3Record(InputRecord.java:596) at sun.security.ssl.InputRecord.read(InputRecord.java:532) at sun.security.ssl.SSLSocketImpl.readRecord(SSLSocketImpl.java:983) at sun.security.ssl.SSLSocketImpl.readDataRecord(SSLSocketImpl.java:940) at sun.security.ssl.AppInputStream.read(AppInputStream.java:105) at org.apache.http.impl.io.SessionInputBufferImpl.streamRead(SessionInputBufferImpl.java:139) at org.apache.http.impl.io.SessionInputBufferImpl.read(SessionInputBufferImpl.java:200) ... at org.gradle.internal.resource.transfer.AccessorBackedExternalResource.withContentIfPresent(AccessorBackedExternalResource.java:137) ... 44 more
(编辑):以下是我的相关文件
build.gradle:
// Top-level build file where you can add configuration options common to all sub-projects/modules.buildscript { ext.kotlin_version = ''1.2.30'' repositories { jcenter() mavenCentral() google() } dependencies { classpath ''com.android.tools.build:gradle:3.1.3'' classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version" // NOTE: Do not place your application dependencies here; they belong // in the individual module build.gradle files }}allprojects { repositories { jcenter() mavenCentral() google() }}task clean(type: Delete) { delete rootProject.buildDir}
gradle-wrapper.properties:
#Tue Jun 26 21:50:19 MDT 2018distributionBase=GRADLE_USER_HOMEdistributionPath=wrapper/distszipStoreBase=GRADLE_USER_HOMEzipStorePath=wrapper/distsdistributionUrl=http\://services.gradle.org/distributions/gradle-4.4-all.zip
gradle.properties:
# Project-wide Gradle settings.# IDE (e.g. Android Studio) users:# Gradle settings configured through the IDE *will override*# any settings specified in this file.# For more details on how to configure your build environment visit# http://www.gradle.org/docs/current/userguide/build_environment.html# Specifies the JVM arguments used for the daemon process.# The setting is particularly useful for tweaking memory settings.org.gradle.jvmargs=-Xmx1536m# When configured, Gradle will run in incubating parallel mode.# This option should only be used with decoupled projects. More details, visit# http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects# org.gradle.parallel=true
settings.gradle:
include '':app''
local.properties:
## This file is automatically generated by Android Studio.# Do not modify this file -- YOUR CHANGES WILL BE ERASED!## This file should *NOT* be checked into Version Control Systems,# as it contains information specific to your local configuration.## Location of the SDK. This is only used by Gradle.# For customization when using a Version Control System, please read the# header note.sdk.dir=C\:\\Users\\jddah\\AppData\\Local\\Android\\Sdk
答案1
小编典典尝试将以下内容google()
作为第一个回购。不要把它放在jcenter()
和mavenCentral()
你现有的Android Studio项目。
repositories { google() // make this repo as the first one if Android Gradle Plugin is upgraded from 2.x to 3.x. jcenter() mavenCentral()}
对于使用Android Gradle Plugin较低版本(例如2.2.3)的React Native或CordovaLib项目,你可以尝试将其替换为google()
以下内容,但请记住将其作为第一个回购选择。
repositories { // google() maven { url "https://maven.google.com" } jcenter()}
清理所有旧.gradle缓存,然后执行新的同步。
Android Studio 3.1.3 Gradle同步错误无法下载Gradle-Core.jar
如何解决Android Studio 3.1.3 Gradle同步错误无法下载Gradle-Core.jar?
尝试将以下内容google()
作为第一个回购。不要把它放在jcenter()
和mavenCentral()
你现有的Android Studio项目。
repositories {
google() // make this repo as the first one if Android Gradle Plugin is upgraded from 2.x to 3.x.
jcenter()
mavenCentral()
}
对于使用Android Gradle Plugin较低版本(例如2.2.3)的React Native或Cordovalib项目,你可以尝试将其替换为google()
以下内容,但请记住将其作为第一个回购选择。
repositories {
// google()
maven {
url "https://maven.google.com"
}
jcenter()
}
清理所有旧.gradle缓存,然后执行新的同步。
解决方法
我试图熟悉夏季爱好的构建应用程序。但是,在过去几天中,当我尝试同步Gradle时,出现了相同的错误,指出
gradle-core.jar无法下载。
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,我强迫https://
使用来获取源http://
。我还将文件中https://
distributionUrl 更改为http:// gradle-wrapper.properties
。我尝试了不同的代理,并已将build.gradle文件中的存储库更改为jcenter(),mavenCentral(),and google()
.
我什至尝试与防火墙同步,并且防病毒功能已关闭,但没有任何作用。在下面,你将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 peer shut down incorrectly
at sun.security.ssl.InputRecord.readV3Record(InputRecord.java:596)
at sun.security.ssl.InputRecord.read(InputRecord.java:532)
at sun.security.ssl.SSLSocketImpl.readRecord(SSLSocketImpl.java:983)
at sun.security.ssl.SSLSocketImpl.readDataRecord(SSLSocketImpl.java:940)
at sun.security.ssl.AppInputStream.read(AppInputStream.java:105)
at org.apache.http.impl.io.SessionInputBufferImpl.streamRead(SessionInputBufferImpl.java:139)
at org.apache.http.impl.io.SessionInputBufferImpl.read(SessionInputBufferImpl.java:200)
...
at org.gradle.internal.resource.transfer.AccessorBackedExternalResource.withContentIfPresent(AccessorBackedExternalResource.java:137)
... 44 more
(编辑):以下是我的相关文件
build.gradle:
// Top-level build file where you can add configuration options common to all sub-projects/modules.
buildscript {
ext.kotlin_version = ''1.2.30''
repositories {
jcenter()
mavenCentral()
google()
}
dependencies {
classpath ''com.android.tools.build:gradle:3.1.3''
classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
// NOTE: Do not place your application dependencies here; they belong
// in the individual module build.gradle files
}
}
allprojects {
repositories {
jcenter()
mavenCentral()
google()
}
}
task clean(type: Delete) {
delete rootProject.buildDir
}
gradle-wrapper.properties:
#Tue Jun 26 21:50:19 MDT 2018
distributionBase=GRADLE_USER_HOME
distributionPath=wrapper/dists
zipStoreBase=GRADLE_USER_HOME
zipStorePath=wrapper/dists
distributionUrl=http\://services.gradle.org/distributions/gradle-4.4-all.zip
gradle.properties:
# Project-wide Gradle settings.
# IDE (e.g. Android Studio) users:
# Gradle settings configured through the IDE *will override*
# any settings specified in this file.
# For more details on how to configure your build environment visit
# http://www.gradle.org/docs/current/userguide/build_environment.html
# Specifies the JVM arguments used for the daemon process.
# The setting is particularly useful for tweaking memory settings.
org.gradle.jvmargs=-Xmx1536m
# When configured,Gradle will run in incubating parallel mode.
# This option should only be used with decoupled projects. More details,visit
# http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects
# org.gradle.parallel=true
settings.gradle:
include '':app''
local.properties:
## This file is automatically generated by Android Studio.
# Do not modify this file -- YOUR CHANGES WILL BE ERASED!
#
# This file should *NOT* be checked into Version Control Systems,# as it contains information specific to your local configuration.
#
# Location of the SDK. This is only used by Gradle.
# For customization when using a Version Control System,please read the
# header note.
sdk.dir=C\:\\Users\\jddah\\AppData\\Local\\Android\\Sdk
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