Wowza Community

nDVR missing on Android devices

hi! i use nDVR in append mode and use HLS to play streams. At first all work fine, but if somthing happend on live stream and archive was append the archive stream work on iOS device and Smart TV correctly but on Android device exist only audio and no video. in m3u8 files a cant see information by video CODECS only audio
How can i fix this problem ?