标签：android-studio-3-0 android android-gradle build-gradle

新安装的Android Studio 3.1.3在制作新项目和第一次编译时会出现奇怪的依赖项错误.

类似的question没有帮助解决问题.

事件日志：

Unable to resolve dependency for ':app@debug/compileClasspath': Could not resolve com.android.support:appcompat-v7:28.0.0-alpha3.
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Unable to resolve dependency for ':app@debug/compileClasspath': Could not resolve com.android.support.constraint:constraint-layout:1.1.2.
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Unable to resolve dependency for ':app@debugAndroidTest/compileClasspath': Could not resolve com.android.support:appcompat-v7:28.0.0-alpha3.
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Unable to resolve dependency for ':app@debugAndroidTest/compileClasspath': Could not resolve com.android.support.constraint:constraint-layout:1.1.2.
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Unable to resolve dependency for ':app@debugUnitTest/compileClasspath': Could not resolve com.android.support:appcompat-v7:28.0.0-alpha3.
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Unable to resolve dependency for ':app@debugUnitTest/compileClasspath': Could not resolve com.android.support.constraint:constraint-layout:1.1.2.
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Unable to resolve dependency for ':app@release/compileClasspath': Could not resolve com.android.support:appcompat-v7:28.0.0-alpha3.
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Unable to resolve dependency for ':app@release/compileClasspath': Could not resolve com.android.support.constraint:constraint-layout:1.1.2.
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Unable to resolve dependency for ':app@releaseUnitTest/compileClasspath': Could not resolve com.android.support:appcompat-v7:28.0.0-alpha3.
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Unable to resolve dependency for ':app@releaseUnitTest/compileClasspath': Could not resolve com.android.support.constraint:constraint-layout:1.1.2.
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截图：

这个问题发生在我身上好几次,强迫https或http也没有解决它

解决方法:

您可能正在导入应用程序而不是模块.那么你也可以在模块的gradle中更改它.

更改

apply plugin: 'com.android.application'

至

apply plugin: 'com.android.library'

您还需要从gradle中删除applicationId.

标签：android-studio-3-0,android,android-gradle,build-gradle
来源： https://codeday.me/bug/20190928/1828826.html

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