# Unable to see video and audio stream in server **URL:** \ **Category:** Deployment & Scalability\ **Created:** [August 31, 2020, 1:39pm UTC](https://mediasoup.discourse.group/t/unable-to-see-video-and-audio-stream-in-server/1676 "2020-08-31T13:39:23Z")\ **Posts on this page:** 2\ **Page:** 1
**Author:** ![javadzobeidi](https://avatars.discourse-cdn.com/v4/letter/j/5f8ce5/32.png) [@javadzobeidi](https://mediasoup.discourse.group/u/javadzobeidi)\ **Post date:** [August 31, 2020, 1:39pm UTC](https://mediasoup.discourse.group/t/unable-to-see-video-and-audio-stream-in-server/1676/1 "2020-08-31T13:39:23Z")
My current setup is in a hybrid server for ubuntu 18.04 i had installed and try the demo and then have the client to receive and display. However i have a black screen and unable to show despite the video shows received values for kB/s at the Client(chrome browser) end and not showing other users. i have checked logs in console and there aren’t any errors. just i got warning in console . mediasoup:WARN:Channel [pid:13574] webrtc::FieldTrialParser::ParseFieldTrial() | Failed to read empty key field with value: ‘Enabled’ in trial: “Enabled,100” +0ms mediasoup:WARN:Channel [pid:13574] webrtc::FieldTrialParser::ParseFieldTrial() | Failed to read empty key field with value: ‘Enabled’ in trial: “Enabled,100” +318ms ---
**Author:** ![javadzobeidi](https://avatars.discourse-cdn.com/v4/letter/j/5f8ce5/32.png) [@javadzobeidi](https://mediasoup.discourse.group/u/javadzobeidi)\ **Post date:** [August 31, 2020, 5:59pm UTC](https://mediasoup.discourse.group/t/unable-to-see-video-and-audio-stream-in-server/1676/2 "2020-08-31T17:59:24Z")
thanks. I got the result from another sample. sample from this link [https://github.com/ethand91/mediasoup-sample-server](https://github.com/ethand91/mediasoup-sample-server) . so i realized that my server doesn’t have a problem and i can start my project now. thanks. [https://eclass.naftschools.com](https://eclass.naftschools.com)