GrooveSession Marble Brewery Albuquerque, NM 9-5-14 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19. 20. 21. 22. 23. 24. 25. App\Http\Controllers\Api\FileDownloadController::download(): Return value must be of type string, none returned