The application could not be installed: INSTALL_FAILED_TEST_ONLY

08/12 13:53:27: Launching 'app' on vivo V1901A.
Installation did not succeed.
The application could not be installed: INSTALL_FAILED_TEST_ONLY
List of apks:
[0] '/Users/hayden/Desktop/Github/Android/SQLiteDemo/app/build/outputs/apk/debug/app-debug.apk'
Installation failed due to: 'null'

在 grade.properties 中添加：

android.injected.testOnly=false