Hi there! Just found a issue after the last android studio version (3.2.1) After i upgraded, this error persist and i cannot sync the gradle files and cannot build an apk either =/ I understand nothing of all this things. I just follow your tutorial and everything always work fine. Bur after this upgrad i get this error. If i not wrong i upgraded something like "Android 9.0 api". See the images above. Spoiler: IMage If you want, see the logs too. https://www.dropbox.com/sh/56ji9ldfjqpu5py/AADUiOJH9QebQanc6HoRrDcSa?dl=0 If you cannot help me, thats ok. Maybe i can downgrade android studio and see if works.