Invalid argument supplied for foreach() at /apps/files/lib/Controller/ViewController.php

[djpremier]

{
    "reqId":"kafB4yzMEzTc7LMOU7iU",
    "level":3,
    "time":"2018-07-28T00:57:41+00:00",
    "remoteAddr":"HIDDEN",
    "user":"admin",
    "app":"PHP",
    "method":"GET",
    "url":"\/index.php\/apps\/files\/",
    "message":"Invalid argument supplied for foreach() at \/var\/www\/nextcloud_14\/apps\/files\/lib\/Controller\/ViewController.php#177",
    "userAgent":"Mozilla\/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit\/537.36 (KHTML, like Gecko) Chrome\/67.0.3396.99 Safari\/537.36",
    "version":"14.0.0.13"
}

[rullzer]

Already fixed in mater with #10408 will be in beta2