# Wowza Streaming Engine

**URL:** https://community.wowza.com/c/wowza-streaming-engine/8.md?page=139

[Latest](https://community.wowza.com/latest.md) · [Categories](https://community.wowza.com/categories.md) · [Tags](https://community.wowza.com/tags.md)

**Page:** 140

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## [Loop Until Live (multiple files)](https://community.wowza.com/t/loop-until-live-multiple-files/47760)

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**Author:** [@Brett\_Hobbs](https://community.wowza.com/u/Brett_Hobbs)\
**Replies:** 1\
**Last updated:** [November 28, 2016, 9:54am UTC](https://community.wowza.com/t/loop-until-live-multiple-files/47760 "2016-11-28T09:54:52Z")

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Hi, I am trying to use the Loop Until Live plugin that is part of the StreamPublishing plugin however I don’t want to just loop a single file. Is it possible to use some form of wildcard in the SMIL file to define all …

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## [How to provide template string for the streamRecorderFileVersionDelegate](https://community.wowza.com/t/how-to-provide-template-string-for-the-streamrecorderfileversiondelegate/47750)

<div class="topic-metadata">

**Author:** [@Dongwoo\_Kang](https://community.wowza.com/u/Dongwoo_Kang)\
**Replies:** 2\
**Last updated:** [November 27, 2016, 6:16pm UTC](https://community.wowza.com/t/how-to-provide-template-string-for-the-streamrecorderfileversiondelegate/47750 "2016-11-27T18:16:46Z")

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I am trying to auto record incoming stream with the name format of ${SourceStreamName}\_${RecordingStartTime}. But, I cannot find a place where I can put template string above. Is it possible for me to just put that tem…

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## [Live streaming and SAP/SDP announcements](https://community.wowza.com/t/live-streaming-and-sap-sdp-announcements/38574)

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**Author:** [@Paul\_Hatcher](https://community.wowza.com/u/Paul_Hatcher)\
**Replies:** 3\
**Last updated:** [November 27, 2016, 10:36am UTC](https://community.wowza.com/t/live-streaming-and-sap-sdp-announcements/38574 "2016-11-27T10:36:15Z")

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Hello, Forgive me if this has been covered before but I can’t get it to work. I have a live H264 RTP stream of audio and video that I am generating from my application. Together with this stream I am also making SAP/SD…

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## [HLS chunk size issue](https://community.wowza.com/t/hls-chunk-size-issue/47665)

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**Author:** [@steve\_wau](https://community.wowza.com/u/steve_wau)\
**Replies:** 1\
**Last updated:** [November 27, 2016, 8:44am UTC](https://community.wowza.com/t/hls-chunk-size-issue/47665 "2016-11-27T08:44:19Z")

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We are seeing large EXT-X-TARGETDURATION value in our m3u8 list. The value “EXT-X-TARGETDURATION:10” is not matching our settings in cupertinoChunkDurationTarget of 1000. Any idea why this is happening, and suggestions o…

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## [Failed to load resource: net::ERR\_TIMED\_OUT after applied my own certificate to 443](https://community.wowza.com/t/failed-to-load-resource-net-err-timed-out-after-applied-my-own-certificate-to-443/47322)

<div class="topic-metadata">

**Author:** [@Aleksey\_Telyshev](https://community.wowza.com/u/Aleksey_Telyshev)\
**Replies:** 1\
**Last updated:** [November 27, 2016, 8:31am UTC](https://community.wowza.com/t/failed-to-load-resource-net-err-timed-out-after-applied-my-own-certificate-to-443/47322 "2016-11-27T08:31:49Z")

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I installed my certificate on port 443 and I see this error. I can do telnet host 443 it works I can see video on port 80, but nothing on 443 even I see in log In log I see: defaultVHost Bind attempt (\[any\]:443:16) d…

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## [Bandwith Checker HTML5](https://community.wowza.com/t/bandwith-checker-html5/47411)

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**Author:** [@Gabriel\_Villoldo](https://community.wowza.com/u/Gabriel_Villoldo)\
**Replies:** 1\
**Last updated:** [November 27, 2016, 8:25am UTC](https://community.wowza.com/t/bandwith-checker-html5/47411 "2016-11-27T08:25:26Z")

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Hi all, after reading this https://www.jwplayer.com/blog/deprecation-flash/, Flash is death, and I want to ask you if you have a replacement for Flash based BWChecker… Is there a HTML5 based? Thanks!

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## [Stream Target REST API - NullPointerException](https://community.wowza.com/t/stream-target-rest-api-nullpointerexception/46809)

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**Author:** [@patrice\_gargiolo](https://community.wowza.com/u/patrice_gargiolo)\
**Replies:** 1\
**Last updated:** [November 27, 2016, 8:17am UTC](https://community.wowza.com/t/stream-target-rest-api-nullpointerexception/46809 "2016-11-27T08:17:31Z")

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With the latest update 4.5.0.03 when I create stream targets using Wowza REST API, I get the following: \[HTML\]java.lang.NullPointerException at+com.wowza.wms.webapp.application.streamtargets.StreamTargetModel.setUIData…

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## [Secure Token 2 and SMIL files](https://community.wowza.com/t/secure-token-2-and-smil-files/47648)

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**Author:** [@Nicolas\_Michaux](https://community.wowza.com/u/Nicolas_Michaux)\
**Replies:** 2\
**Last updated:** [November 26, 2016, 11:57pm UTC](https://community.wowza.com/t/secure-token-2-and-smil-files/47648 "2016-11-26T23:57:47Z")

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Hi, I’m implementing Secure Token 2 on our wowza server and everything is working fine, except for RTMP SMIL files : the links to the rtmp streams in the smil file don’t contain secure tokens and are rejected by the ser…

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## [Poor quality on MPEG-TS multicast](https://community.wowza.com/t/poor-quality-on-mpeg-ts-multicast/47743)

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**Author:** [@julio\_sanchez](https://community.wowza.com/u/julio_sanchez)\
**Replies:** 1\
**Last updated:** [November 26, 2016, 9:32pm UTC](https://community.wowza.com/t/poor-quality-on-mpeg-ts-multicast/47743 "2016-11-26T21:32:42Z")

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Hi, first post here. We are try to get mpeg-ts multicast with wowza, currently we get a incoming stream from teradek vidiu that send to wowza rtmp stream. We can see it on incoming stream, and can see this stream throug…

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## [Still getting M3U8 Crossdomain eror](https://community.wowza.com/t/still-getting-m3u8-crossdomain-eror/35510)

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**Author:** [@Jason\_Stobbe](https://community.wowza.com/u/Jason_Stobbe)\
**Replies:** 1\
**Last updated:** [November 26, 2016, 7:54am UTC](https://community.wowza.com/t/still-getting-m3u8-crossdomain-eror/35510 "2016-11-26T07:54:03Z")

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I know this has been done before, but this is still happening, at least to me. I’m streaming from Wirecast to a HLS stream, using EC2. Using Wowza BYOL 4.4.1 CORS is enabled. Crossdomain.xml is enabled on every domain…

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## [Load Testing Error in Windows](https://community.wowza.com/t/load-testing-error-in-windows/36503)

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**Author:** [@Niranjana\_devi](https://community.wowza.com/u/Niranjana_devi)\
**Replies:** 1\
**Last updated:** [November 26, 2016, 7:44am UTC](https://community.wowza.com/t/load-testing-error-in-windows/36503 "2016-11-26T07:44:01Z")

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Hi, I tried to do load testing in my local machines. I followed instructions mentioned in document that sent by wowza to do load test. I was able to do load testing in Mac machine. I am getting error when i tried to run…

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## [Live HLS starts buffering when the broadcast stops (encoder stop streaming)](https://community.wowza.com/t/live-hls-starts-buffering-when-the-broadcast-stops-encoder-stop-streaming/45729)

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**Author:** [@Mace\_Windu](https://community.wowza.com/u/Mace_Windu)\
**Replies:** 1\
**Last updated:** [November 26, 2016, 7:32am UTC](https://community.wowza.com/t/live-hls-starts-buffering-when-the-broadcast-stops-encoder-stop-streaming/45729 "2016-11-26T07:32:43Z")

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Hi all, I don’t know if this is the default behaviour, but every time the encoder stop streaming, all the clients watching through HLS (both iPhone, iPad and Safari Desktop) don’t seem to know that the streaming ended. …

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## [Anyone interested in trading bandwidth for VOD?](https://community.wowza.com/t/anyone-interested-in-trading-bandwidth-for-vod/34935)

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**Author:** [@Alan\_Halls](https://community.wowza.com/u/Alan_Halls)\
**Replies:** 1\
**Last updated:** [November 26, 2016, 7:18am UTC](https://community.wowza.com/t/anyone-interested-in-trading-bandwidth-for-vod/34935 "2016-11-26T07:18:16Z")

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I have 10 Wowza licenses and am currently only using them on 4-5 servers. Most of them operate at around 10% capacity, but I like to have them in different regions to have the best performance for my users. I am just cur…

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## [Replace VOD File While In Use](https://community.wowza.com/t/replace-vod-file-while-in-use/47647)

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**Author:** [@David\_Chadd](https://community.wowza.com/u/David_Chadd)\
**Replies:** 1\
**Last updated:** [November 26, 2016, 7:13am UTC](https://community.wowza.com/t/replace-vod-file-while-in-use/47647 "2016-11-26T07:13:34Z")

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Hello, We’d like to know what our options are to unlock/replace a VOD file currently being watched. It seems that the file becomes locked while it’s being watched and the only way to unlock it is to reboot the server. W…

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## [Live stream multi bitrate audio MPEG-DASH](https://community.wowza.com/t/live-stream-multi-bitrate-audio-mpeg-dash/47582)

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**Author:** [@Edgars\_Kacerovskis](https://community.wowza.com/u/Edgars_Kacerovskis)\
**Replies:** 1\
**Last updated:** [November 25, 2016, 9:58pm UTC](https://community.wowza.com/t/live-stream-multi-bitrate-audio-mpeg-dash/47582 "2016-11-25T21:58:34Z")

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Hello! I have live stream (6 video birtates and 6 audio birtates for audio) coming into wowza on 6 UDP streams. I configure SMIL - using Wowzas manual: https://www.wowza.com/docs/how-to-use-alternative-audio-or-video-tr…

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## [Add IP address to "Session not accepted"](https://community.wowza.com/t/add-ip-address-to-session-not-accepted/37538)

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**Author:** [@Lee\_Prizal](https://community.wowza.com/u/Lee_Prizal)\
**Replies:** 1\
**Last updated:** [November 25, 2016, 9:56pm UTC](https://community.wowza.com/t/add-ip-address-to-session-not-accepted/37538 "2016-11-25T21:56:36Z")

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Hello everyone, I’m running into a problem where if Wowza streamer is restarted, users who were previously watching streams keep retrying non-existant chunklists, so I get bombed with these messages: 2016-10-18 16…

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## [Sharing a live stream with non-technical people](https://community.wowza.com/t/sharing-a-live-stream-with-non-technical-people/40467)

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**Author:** [@Dave\_Goodrich](https://community.wowza.com/u/Dave_Goodrich)\
**Replies:** 1\
**Last updated:** [November 25, 2016, 1:57pm UTC](https://community.wowza.com/t/sharing-a-live-stream-with-non-technical-people/40467 "2016-11-25T13:57:37Z")

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Good morning, We have a several dozen cameras within our city’s network, all inside our security VLAN. I have a select few cameras that send a second stream to Wowza for public viewing on the website. http://www.greenf…

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## [I'm new in Wowza. Can you help me please?](https://community.wowza.com/t/im-new-in-wowza-can-you-help-me-please/47718)

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**Author:** [@cagatay\_cagatay](https://community.wowza.com/u/cagatay_cagatay)\
**Replies:** 3\
**Last updated:** [November 24, 2016, 4:23am UTC](https://community.wowza.com/t/im-new-in-wowza-can-you-help-me-please/47718 "2016-11-24T04:23:10Z")

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Hi, I have set wowza stream engine settings. But this code is not working. How can I regular this code basically? I want to play istiklal.mp4 but I did not success yet. How I can play it using HTML ? How I have worked U…

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## [Remove query parameters from HLS chunk URLs?](https://community.wowza.com/t/remove-query-parameters-from-hls-chunk-urls/40492)

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**Author:** [@John\_Sterling](https://community.wowza.com/u/John_Sterling)\
**Replies:** 2\
**Last updated:** [November 23, 2016, 11:53am UTC](https://community.wowza.com/t/remove-query-parameters-from-hls-chunk-urls/40492 "2016-11-23T11:53:28Z")

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Currently the behavior of the HLS packetizer is that it will append any query parameters passed on the playlist.m3u8 to the returned chunklist.m3u8 URLs as well as passing any query string parameters on the chunklist.m3u…

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## [WebRTC Help Needed](https://community.wowza.com/t/webrtc-help-needed/47677)

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**Author:** [@Evan\_K](https://community.wowza.com/u/Evan_K)\
**Replies:** 2\
**Last updated:** [November 23, 2016, 10:03am UTC](https://community.wowza.com/t/webrtc-help-needed/47677 "2016-11-23T10:03:45Z")

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Hello, I’m looking for help with WebRTC streaming with Wowza Streaming Engine. Didn’t find any topic with good explanation or typical problems. I’m trying to bootstrap Wowza Streaming Engine with WebRTC on the AWS Ubunt…

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## [webrtc preview 4.5.0.03 samples,  java: package ..plugin.webrtc.model not found](https://community.wowza.com/t/webrtc-preview-4-5-0-03-samples-java-package-plugin-webrtc-model-not-found/47165)

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**Author:** [@Art\_Vanderhoffer](https://community.wowza.com/u/Art_Vanderhoffer)\
**Replies:** 1\
**Last updated:** [November 23, 2016, 9:59am UTC](https://community.wowza.com/t/webrtc-preview-4-5-0-03-samples-java-package-plugin-webrtc-model-not-found/47165 "2016-11-23T09:59:01Z")

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I am compiling the test jar for the latest webrtc preview, using the HTTPWebRTCExchangeSessionInfo.java file. When using the files from the /lib folder as global libraries I am getting this message, java: package com.w…

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## [How to keep presentation slides in sync](https://community.wowza.com/t/how-to-keep-presentation-slides-in-sync/47565)

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**Author:** [@Marc-Andre\_Joyal](https://community.wowza.com/u/Marc-Andre_Joyal)\
**Replies:** 1\
**Last updated:** [November 23, 2016, 12:59am UTC](https://community.wowza.com/t/how-to-keep-presentation-slides-in-sync/47565 "2016-11-23T00:59:55Z")

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Hi, First of all, I am a beginner with Wowza and video streaming. I need to sync presentation slides with a live stream at specific times. I am using Flash Media Live Encoder and activated the timecode feature, but as …

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## [NDS or NagravisionCAS encryped Stream Re-streaing(live)](https://community.wowza.com/t/nds-or-nagravisioncas-encryped-stream-re-streaing-live/47559)

<div class="topic-metadata">

**Author:** [@KYUNG\_SIK\_HAN](https://community.wowza.com/u/KYUNG_SIK_HAN)\
**Replies:** 1\
**Last updated:** [November 23, 2016, 12:32am UTC](https://community.wowza.com/t/nds-or-nagravisioncas-encryped-stream-re-streaing-live/47559 "2016-11-23T00:32:35Z")

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Hi, there. Is there additional setting for re-streaming encrypted stream. (like DRM) We have satellite stream multicasting (UDP, Nagravision CAS encrypted). So, we want to re-streaming UDP multicast input to RTSP outp…

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## [How to running wowza license checking in intranet?](https://community.wowza.com/t/how-to-running-wowza-license-checking-in-intranet/47693)

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**Author:** [@sung\_ham](https://community.wowza.com/u/sung_ham)\
**Replies:** 1\
**Last updated:** [November 22, 2016, 10:18am UTC](https://community.wowza.com/t/how-to-running-wowza-license-checking-in-intranet/47693 "2016-11-22T10:18:46Z")

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Hi, wowza media systems we are using wowza media engine(stream server). thanks. the existing system, stream server on reboot(or boot), essentially check license. But, Our corporation is separating network- internet ne…

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## [Latency in Wowza Streaming Engine vs Latency in YouTube Live](https://community.wowza.com/t/latency-in-wowza-streaming-engine-vs-latency-in-youtube-live/35513)

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**Author:** [@Jason\_Stobbe](https://community.wowza.com/u/Jason_Stobbe)\
**Replies:** 1\
**Last updated:** [November 22, 2016, 10:04am UTC](https://community.wowza.com/t/latency-in-wowza-streaming-engine-vs-latency-in-youtube-live/35513 "2016-11-22T10:04:34Z")

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I’ve been testing, to see how I can get latency in my HLS Livestream down to something resembling anywhere close to what YouTube live can get. How does YTLive get such low latency, but not Streaming Engine, with low-late…

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## [how to play some videos using Vod](https://community.wowza.com/t/how-to-play-some-videos-using-vod/47714)

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**Author:** [@cagatay\_cagatay](https://community.wowza.com/u/cagatay_cagatay)\
**Replies:** 1\
**Last updated:** [November 21, 2016, 4:39pm UTC](https://community.wowza.com/t/how-to-play-some-videos-using-vod/47714 "2016-11-21T16:39:10Z")

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hello, I am using wowza stream engine. i have some videos(.mp4). i want to play to a html web site. How can i play them? it will be taken URLs of these videos from wowza. After that these URLs will be played a html web …

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## [Problems with Webrtc](https://community.wowza.com/t/problems-with-webrtc/47698)

<div class="topic-metadata">

**Author:** [@Kleber\_Prando1](https://community.wowza.com/u/Kleber_Prando1)\
**Replies:** 4\
**Last updated:** [November 21, 2016, 2:22pm UTC](https://community.wowza.com/t/problems-with-webrtc/47698 "2016-11-21T14:22:04Z")

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Hello, I’m using wowza with webrtc, but when you try to start a publication, it returns the following error: WebSocket connection failed: wss://57f3cf499c649.streamlock.net/webrtc-session.json Could you help me with t…

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## [mp4 file with major\_brand mp42 will not playback on wowza 4.5.0.03](https://community.wowza.com/t/mp4-file-with-major-brand-mp42-will-not-playback-on-wowza-4-5-0-03/47167)

<div class="topic-metadata">

**Author:** [@Art\_Vanderhoffer](https://community.wowza.com/u/Art_Vanderhoffer)\
**Replies:** 1\
**Last updated:** [November 21, 2016, 11:53am UTC](https://community.wowza.com/t/mp4-file-with-major-brand-mp42-will-not-playback-on-wowza-4-5-0-03/47167 "2016-11-21T11:53:19Z")

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Hello, I have two sibling files that are from a common parent (child copies). The difference between the two is the major\_version, with the mp42 file NOT playing while isom does. Can somebody explain the reason why the…

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## [Wowza should runs over https but not via stream lock](https://community.wowza.com/t/wowza-should-runs-over-https-but-not-via-stream-lock/47339)

<div class="topic-metadata">

**Author:** [@Jagir\_Highq](https://community.wowza.com/u/Jagir_Highq)\
**Replies:** 2\
**Last updated:** [November 21, 2016, 9:07am UTC](https://community.wowza.com/t/wowza-should-runs-over-https-but-not-via-stream-lock/47339 "2016-11-21T09:07:46Z")

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Hello, I want to run wowza over https. I do not want to use stream lock for this purpose , I do R&D and find one way from the below link https://www.wowza.com/docs/how-to-request-an-ssl-certificate-from-a-certificate-…

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## [Application instance startup on server startup, programmatically, not server listener](https://community.wowza.com/t/application-instance-startup-on-server-startup-programmatically-not-server-listener/34556)

<div class="topic-metadata">

**Author:** [@Graeme\_Bull](https://community.wowza.com/u/Graeme_Bull)\
**Replies:** 1\
**Last updated:** [November 20, 2016, 10:26am UTC](https://community.wowza.com/t/application-instance-startup-on-server-startup-programmatically-not-server-listener/34556 "2016-11-20T10:26:40Z")

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I’m wondering if there’s a way to setup inside an application to have it start up on server startup without having to use the server listener class to do such a thing. The idea is that new applications will be added to t…

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