length expanded size cdr WAVE problems fmt ratio filename 2:53.04 30526652 B --- -- ----- wav 1.0000 LL1996-06-28t01.wav 3:43.57 39471308 B --- -- ----- wav 1.0000 LL1996-06-28t02.wav 6:59.37 73998668 B --- -- ----- wav 1.0000 LL1996-06-28t03.wav 4:16.56 45290156 B --- -- ----- wav 1.0000 LL1996-06-28t04.wav 8:37.00 91198844 B --- -- ----- wav 1.0000 LL1996-06-28t05.wav 2:37.01 27697196 B --- -- ----- wav 1.0000 LL1996-06-28t06.wav 4:36.74 48860492 B --- -- ----- wav 1.0000 LL1996-06-28t07.wav 5:08.02 54335948 B --- -- ----- wav 1.0000 LL1996-06-28t08.wav 8:16.30 87565004 B --- -- ----- wav 1.0000 LL1996-06-28t09.wav 47:08.36 498944268 B 1.0000 (9 files) App\Http\Controllers\Api\FileDownloadController::download(): Return value must be of type string, none returned