c750ac3752bf9470612e4dabd3bb21dc *guster19970328d1t01.shn 98ab9bfd673f0f4639be8664041f653a *guster19970328d1t02.shn ab1d6910b1dc0a5461fcedd60ddf07c8 *guster19970328d1t03.shn 04c0509922c1dc7dec71850a051c7ba3 *guster19970328d1t04.shn d6f61badc51bcc6d765ac0dd6e7a3c70 *guster19970328d1t05.shn 958f906f8682b60348ae88866f243e5b *guster19970328d1t06.shn cc334715f693e2e0fbb353fe55dea098 *guster19970328d1t07.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned