9216c80f4c1fc5999a5292e3bbe0fd9c *skb2002-02-12d01t01.shn ec1cf78432e201e69e86c24c2a9074e5 *skb2002-02-12d01t02.shn ebf5fc9284b349dbab22afbfdba393e2 *skb2002-02-12d01t03.shn 1ccc6a0a2060c67427946429eb2e997e *skb2002-02-12d01t04.shn e0aaacd890890d6a6a1f345a9229476d *skb2002-02-12d01t05.shn 741d617afb5ff54a2bc84952878ef4ff *skb2002-02-12d01t06.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned