<error "Could not resolve all files for configurat...

# stackoverflow

[rss]

error "Could not resolve all files for configuration ':app:debugCompileClasspath'."
I keep changing so many things in my Gradle files and nothing is working so far please help, when I click to run my app on the emulator this is the error I get.
Caused by: org.gradle.api.internal.artifacts.ivyservice.DefaultLenientConfiguration$ArtifactResolveException: Could not resolve all files for configuration 'appdebugCompileClasspath'.
build.gradle(:app)
plugins {
id 'com.android.application'
id 'org.jetbrains.kotlin.android'
id 'kotlin-android-extensions'
id...