Error:Execution failed for task

Question

I get this problem when I use source code of Telegram in Android studio. So I use android studio preview 3.0.0 beta 2, gradle 4.1-all.zip, mainsdk:15. I did everything but i

Answer 1

Try the below it worked for me

• Delete the ./gradle folder inside your project
• Delete all the build folders and the gradle cache. I ran the following command:

based off Dex error On Android Studio 3.0 Beta4