이동식 저장소

Android Studio 개발을 하다가 뜬금없이 에러가 뜬다. 아니 내 앱은 Json은 쓰지도 않는데?? 그래서 검색을 해 봤다. Gradle Build failing with java.lang.IllegalStateException: Expected BEGIN_ARRAY but was STRING at line 1 column 1 path $ I'm building an app which fetches data from Firebase adds it into an array adapter and displays it in a list view. When I try to build the app, it fails with: Error:Execution failed for task '... stackov..