ff50c31efe4c1eec0c1ee503171a0c43 *sci20130906_Lockn_01.flac 1b873453ed55dc4b4936fe53f02afa9f *sci20130906_Lockn_02.flac 0a825e2eb17397a83ea754c1df13c251 *sci20130906_Lockn_03.flac 75a481ed33acb84878411591c63cb316 *sci20130906_Lockn_04.flac 968e9bee303399031760e275db1ff3f6 *sci20130906_Lockn_05.flac 79f5d5066ba7c8983691183e1a94604b *sci20130906_Lockn_06.flac 376d7161c3503bc29b54cf4bbd49c55f *sci20130906_Lockn_07.flac a1bd5759497f1a02a3c00c5a694e90da *sci20130906_Lockn_08.flac App\Http\Controllers\Api\FileDownloadController::download(): Return value must be of type string, none returned