I just received the Zenmuse M1 and updated firmware. All went well In field filming with M1 with Iphone 7plus and hit record.Showed recording. Everything worked great I thought. Try to play back videos next day and all videos are grayed out. Hit play just black screen. Data size says 0x0.. The grayed out files are Normal/Standard files. It will record ok in Slowmo and time lapse.Need some good help here. Thanks.