G-Luz

My problem it's same. My debug showing this problem today. How solve this error? 

> Thanks a lot @asmodeoux. @G-Luz, in app/build.gradle, add the following line: `implementation(group: 'com.transistorsoft', name:'tsbackgroundfetch', version: '0.5.0')` in build.gradle, add the following lines BEFORE google() and mavenCentral(): `maven { url...

Yes jcenter is DEAD, sorry. I send my build.gradle before make new changes (change to mavenCentral). My output after change to mavenCentral():  My android/build.gradle:...