Could not resolve com.android.support:appcompat-v7:27.+.

[martipello]

just started getting an exception today :

Error:FAILURE: Build failed with an exception.

• What went wrong:
  Could not resolve all files for configuration ':app:releaseCompileClasspath'.

Could not resolve com.android.support:appcompat-v7:27.+.
Required by:
project :app > com.myhexaville:smart-image-picker:1.0.4 > com.theartofdev.edmodo:android-image-cropper:2.6.0
Could not resolve com.android.support:appcompat-v7:27.0.1.
> Could not get resource 'https://jcenter.bintray.com/com/android/support/appcompat-v7/27.0.1/appcompat-v7-27.0.1.jar'.
> Could not HEAD 'https://jcenter.bintray.com/com/android/support/appcompat-v7/27.0.1/appcompat-v7-27.0.1.jar'.
> Read timed out

[martipello]

for what ever reason a clean and rebuild fixes this

[MaksymDovbnia]

Disable offline mode in Android Studio