The plug-in library is being deleted, what's wrong?

Question

Android

Simple get request

As soon as I try to add ; the line is deleted

I did everything as it is written on the site loopj.com/android-async-http , but something is wrong

Answer 1

After adding the line to the build.gradle file, did you start synchronization? (Sync now)
I prefer to import packages automatically, click on the desired word, the package for which you want to import, then Alt + Enter and select import