Preview is unavailable until a successful build… Gradle sync taking to much time

问题

I'm using latest android studio in Linux mint 18 the preview is not showing and gradle sync taking to much time..

Whenever I give build gradle in terminal after a minute it's showing build failed and giving suggestions run with --stack trace

回答1:

Sync your project with gradles. from: File --> Sync Project with Gradle Files

来源：https://stackoverflow.com/questions/48786516/preview-is-unavailable-until-a-successful-build-gradle-sync-taking-to-much-ti