小编Kai*_*ade的帖子

以下代码块的用途和含义是什么？

buildTypes {
        release {
            minifyEnabled true
            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.txt'
        }

我只是更新我的Android工作室预览3.0金丝雀3.在此之后我试图运行该项目,但显示以下错误.

Error:Could not find com.android.tools.build:gradle:3.0.0.
Searched in the following locations:
    file:/opt/android-studio-preview/gradle/m2repository/com/android/tools/build/gradle/3.0.0/gradle-3.0.0.pom
    file:/opt/android-studio-preview/gradle/m2repository/com/android/tools/build/gradle/3.0.0/gradle-3.0.0.jar
    https://jcenter.bintray.com/com/android/tools/build/gradle/3.0.0/gradle-3.0.0.pom
    https://jcenter.bintray.com/com/android/tools/build/gradle/3.0.0/gradle-3.0.0.jar
Required by:
    project :