permissionMessage top-level property

String permissionMessage
final

Implementation

final String permissionMessage = '''
    \n
    Try to add thes lines to your AndroidManifest.xml file

          `<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>`
          `<uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE"/>`

    and grant storage permissions to your applicaion from app settings
    \n
''';