两年没打开as 新建项目发现包下载不下来 请求赐教,50元
as版本3.6.1 gradle插件版本3.6.1 gradle版本5.6.4
ERROR: Unable to resolve dependency for ':app@debugAndroidTest/compileClasspath': Could not resolve androidx.constraintlayout:constraintlayout:2.0.4
ERROR: Unable to resolve dependency for ':app@debugUnitTest/compileClasspath': Could not resolve androidx.appcompat:appcompat:1.2.0
ERROR: Unable to resolve dependency for ':app@debugAndroidTest/compileClasspath': Could not resolve androidx.appcompat:appcompat:1.2.0
ERROR: Unable to resolve dependency for ':app@debug/compileClasspath': Could not resolve androidx.constraintlayout:constraintlayout:2.0.4
ERROR: Unable to resolve dependency for ':app@debugAndroidTest/compileClasspath': Could not resolve androidx.test.ext:junit:1.1.2
ERROR: Unable to resolve dependency for ':app@debugAndroidTest/compileClasspath': Could not resolve androidx.test.espresso:espresso-core:3.3.0
ERROR: Unable to resolve dependency for ':app@debug/compileClasspath': Could not resolve androidx.appcompat:appcompat:1.2.0
ERROR: Unable to resolve dependency for ':app@debugUnitTest/compileClasspath': Could not resolve androidx.constraintlayout:constraintlayout:2.0.4