Caused by: org.gradle.api.internal.artifacts.ivyservice.DefaultLenientConfiguration$ArtifactResolveException: Could not resolve all files for configuration ':app:debugRuntimeClasspath'.

CodePudding user response：

As response in: Android studio 3.2.1 ArtifactResolveException: Could not resolve all artifacts for configuration ':classpath'

Check if the build gradle is in offline mode

CodePudding user response：

Update : Finally solve this problem. I was using a dependency which was not found by gradle internet [implementation : 'com.android.support:multidex:2.0.1]. After remove that dependency,synchronize it and my code run successfully.