# Video SDK **URL:** https://devforum.zoom.us/c/video-sdk/55.md?page=49 [Latest](https://devforum.zoom.us/latest.md) · [Categories](https://devforum.zoom.us/categories.md) · [Tags](https://devforum.zoom.us/tags.md) **Page:** 50 --- ## [Receiving session closed event when host disconnect and reconnect](https://devforum.zoom.us/t/receiving-session-closed-event-when-host-disconnect-and-reconnect/98333)
**Author:** [@arfa.ahmed](https://devforum.zoom.us/u/arfa.ahmed)\ **Replies:** 4\ **Last updated:** [November 15, 2023, 6:47am UTC](https://devforum.zoom.us/t/receiving-session-closed-event-when-host-disconnect-and-reconnect/98333 "2023-11-15T06:47:32Z")
Description Sometimes when the participant with the role “host” disconnect and reconnect after some time, then receiving event “Closed” ( ConnectionState | Zoom Video SDK for Web - 1.9.5) in event\_connection\_change ( Zo… --- ## [Audio call and recording](https://devforum.zoom.us/t/audio-call-and-recording/98351)
**Author:** [@2021mohasin](https://devforum.zoom.us/u/2021mohasin)\ **Replies:** 0\ **Last updated:** [November 14, 2023, 1:07pm UTC](https://devforum.zoom.us/t/audio-call-and-recording/98351 "2023-11-14T13:07:26Z")
i want to do like two will join as room and also want to add third user as telecommunication by calling from my phone and can connect to meeting room and while when they all three join in meeting and can do recording als… --- ## [Flutter Video SDK is now GA with version 1.7.0!](https://devforum.zoom.us/t/flutter-video-sdk-is-now-ga-with-version-1-7-0/86150)
**Author:** [@michael\_p.zoom](https://devforum.zoom.us/u/michael_p.zoom)\ **Replies:** 2\ **Last updated:** [November 13, 2023, 2:27pm UTC](https://devforum.zoom.us/t/flutter-video-sdk-is-now-ga-with-version-1-7-0/86150 "2023-11-13T14:27:06Z")
Hello Zoom Developers! We are thrilled to announce that Video SDK for Flutter is now generally available with version 1.7.0! Video SDK for Flutter enables developers to build using the Flutter framework (an open source… --- ## [Video SDK sendChatToAll crashes the app](https://devforum.zoom.us/t/video-sdk-sendchattoall-crashes-the-app/98159)
**Author:** [@jason.yoon](https://devforum.zoom.us/u/jason.yoon)\ **Replies:** 0\ **Last updated:** [November 9, 2023, 11:24pm UTC](https://devforum.zoom.us/t/video-sdk-sendchattoall-crashes-the-app/98159 "2023-11-09T23:24:28Z")
Hi, Upgrading the SDK version 1.6.2 to 1.8.5 caused a crash when I called the sendChatToAll function I’ve checked the latest version (1.9.6 for now) which reproduced the same bug. These all happened on a real device … --- ## [Zoom-sdk-ios-5.16.5.11131 is not support simulator in xcode 15](https://devforum.zoom.us/t/zoom-sdk-ios-5-16-5-11131-is-not-support-simulator-in-xcode-15/97664)
**Author:** [@ankit.sharma1](https://devforum.zoom.us/u/ankit.sharma1)\ **Replies:** 1\ **Last updated:** [November 9, 2023, 8:31am UTC](https://devforum.zoom.us/t/zoom-sdk-ios-5-16-5-11131-is-not-support-simulator-in-xcode-15/97664 "2023-11-09T08:31:26Z")
zoom-sdk-ios-5.16.5.11131 is not support simulator in xcode 15. i also use screen share sdk in my project . please solve this problem. Smartphone (please complete the following information): Device: simulator OS: 14.… --- ## [Sharing Specific Screen Region via Zoom SDK](https://devforum.zoom.us/t/sharing-specific-screen-region-via-zoom-sdk/97700)
**Author:** [@i1kondratiuk](https://devforum.zoom.us/u/i1kondratiuk)\ **Replies:** 3\ **Last updated:** [November 7, 2023, 7:32pm UTC](https://devforum.zoom.us/t/sharing-specific-screen-region-via-zoom-sdk/97700 "2023-11-07T19:32:35Z")
I am integrating the Zoom Video SDK for screen sharing in my project. I aim to share only a specific screen region instead of the entire screen or window (a porsion of screen). The documentation didn’t provide insights o… --- ## [Problem with JWT authorization using Zoom provided examples](https://devforum.zoom.us/t/problem-with-jwt-authorization-using-zoom-provided-examples/96670)
**Author:** [@abahno](https://devforum.zoom.us/u/abahno)\ **Replies:** 9\ **Last updated:** [November 8, 2023, 4:06pm UTC](https://devforum.zoom.us/t/problem-with-jwt-authorization-using-zoom-provided-examples/96670 "2023-11-08T16:06:33Z")
Hello. I’m following tutorial " Create a Video SDK app". I generated JWT using the example videosdk-auth-endpoint-sample . I’m getting a signature like that: curl -L -X POST ‘http://localhost:4000’ \\ -H 'Conten… --- ## [Black video for all participants v1.9.6](https://devforum.zoom.us/t/black-video-for-all-participants-v1-9-6/98054)
**Author:** [@rokgregoric](https://devforum.zoom.us/u/rokgregoric)\ **Replies:** 0\ **Last updated:** [November 8, 2023, 9:41am UTC](https://devforum.zoom.us/t/black-video-for-all-participants-v1-9-6/98054 "2023-11-08T09:41:26Z")
Description When updating to SDK v1.9.6 I noticed that I get a black video feed for all participants in 50% of cases. This behavior doesn’t happen on v1.9.3. Which macOS Video SDK version? To Reproduce(If applicable) … --- ## [Zoom Error: This account does not exist or does not belong to you](https://devforum.zoom.us/t/zoom-error-this-account-does-not-exist-or-does-not-belong-to-you/97859)
**Author:** [@godwin.owonam](https://devforum.zoom.us/u/godwin.owonam)\ **Replies:** 13\ **Last updated:** [November 8, 2023, 9:10am UTC](https://devforum.zoom.us/t/zoom-error-this-account-does-not-exist-or-does-not-belong-to-you/97859 "2023-11-08T09:10:52Z")
Description I can’t tell why this happens happens often. After a period of usage I get the error: This account does not exist or does not belong to you. The source of the error is always from a wrong SDK key. This is th… --- ## [Example for virtual background for video SDK in react native](https://devforum.zoom.us/t/example-for-virtual-background-for-video-sdk-in-react-native/97805)
**Author:** [@nagamuni.gajjala](https://devforum.zoom.us/u/nagamuni.gajjala)\ **Replies:** 1\ **Last updated:** [November 8, 2023, 4:51am UTC](https://devforum.zoom.us/t/example-for-virtual-background-for-video-sdk-in-react-native/97805 "2023-11-08T04:51:57Z")
Description I searched all the documents for virtual background in react native but I was unable to find any documents related to this topic. Which React Native Video SDK version? 1.8.10 Additional context I happene… --- ## [What unit of measurement do the x, y offset in Video web SDK's renderVideo API take as params?](https://devforum.zoom.us/t/what-unit-of-measurement-do-the-x-y-offset-in-video-web-sdks-rendervideo-api-take-as-params/97923)
**Author:** [@panghalarsh](https://devforum.zoom.us/u/panghalarsh)\ **Replies:** 5\ **Last updated:** [November 8, 2023, 1:18am UTC](https://devforum.zoom.us/t/what-unit-of-measurement-do-the-x-y-offset-in-video-web-sdks-rendervideo-api-take-as-params/97923 "2023-11-08T01:18:54Z")
Description It is unclear as to what unit of measurements does the renderVideo API on Stream actually take. Neither in the type definition or SDK reference (Zoom Video SDK for Web - 1.9.0) I could get a clear picture a… --- ## [Green outline surrounding mobile participant’s video on desktop participant’s side](https://devforum.zoom.us/t/green-outline-surrounding-mobile-participant-s-video-on-desktop-participant-s-side/95083)
**Author:** [@arfa.ahmed](https://devforum.zoom.us/u/arfa.ahmed)\ **Replies:** 7\ **Last updated:** [November 8, 2023, 12:49am UTC](https://devforum.zoom.us/t/green-outline-surrounding-mobile-participant-s-video-on-desktop-participant-s-side/95083 "2023-11-08T00:49:08Z")
Video SDK Type and Version Web Video SDK version 1.8.10 Description When a mobile participant’s video is rendered on a canvas in a desktop browser, a green outline appears around the video. If the mobile participant … --- ## [Unable to join session using sample app](https://devforum.zoom.us/t/unable-to-join-session-using-sample-app/95941)
**Author:** [@sohel-skylark](https://devforum.zoom.us/u/sohel-skylark)\ **Replies:** 9\ **Last updated:** [November 5, 2023, 8:36am UTC](https://devforum.zoom.us/t/unable-to-join-session-using-sample-app/95941 "2023-11-05T08:36:51Z")
Description Unable to join session using the Android Sample App I am using auth sample from GitHub - zoom/videosdk-auth-endpoint-sample: Generate a Video SDK JWT to join Zoom Video SDK sessions with the Video SDK. Gen… --- ## [Sometimes camera don't starts and we get the error - Camera is starting, please wait](https://devforum.zoom.us/t/sometimes-camera-dont-starts-and-we-get-the-error-camera-is-starting-please-wait/71884)
**Author:** [@divesh.pal](https://devforum.zoom.us/u/divesh.pal)\ **Replies:** 4\ **Last updated:** [November 3, 2023, 12:44am UTC](https://devforum.zoom.us/t/sometimes-camera-dont-starts-and-we-get-the-error-camera-is-starting-please-wait/71884 "2023-11-03T00:44:30Z")
Hi Team, I am getting this issue on JavaScript console “Camera is starting, please wait”. “INVALID\_OPERATION” and Camera didn’t start even if we wait for long time. --- ## [Mobile Safari browser issue?](https://devforum.zoom.us/t/mobile-safari-browser-issue/97687)
**Author:** [@sureshkk](https://devforum.zoom.us/u/sureshkk)\ **Replies:** 1\ **Last updated:** [November 1, 2023, 2:56pm UTC](https://devforum.zoom.us/t/mobile-safari-browser-issue/97687 "2023-11-01T14:56:01Z")
Hello, We have integrated zoom video sdk for our application. We have realised that in Safari Browser in Iphone SE, the video element is not able to render. Same code is working in Chrome browser as well as Iphone 13. C… --- ## [Are there any constraints on the mediaStream when using the Zoom Video SDK for web?](https://devforum.zoom.us/t/are-there-any-constraints-on-the-mediastream-when-using-the-zoom-video-sdk-for-web/97203)
**Author:** [@r.kita](https://devforum.zoom.us/u/r.kita)\ **Replies:** 6\ **Last updated:** [October 31, 2023, 2:12pm UTC](https://devforum.zoom.us/t/are-there-any-constraints-on-the-mediastream-when-using-the-zoom-video-sdk-for-web/97203 "2023-10-31T14:12:49Z")
When capturing a second mediaStream and displaying it in a video element, the Zoom video stops. Is this expected behavior, or is it a bug? If only one MediaStream can be used, please tell me how to capture high-quality … --- ## [Memory leak when using PreProcessRawData](https://devforum.zoom.us/t/memory-leak-when-using-preprocessrawdata/79810)
**Author:** [@tienpx](https://devforum.zoom.us/u/tienpx)\ **Replies:** 1\ **Last updated:** [December 7, 2022, 2:37am UTC](https://devforum.zoom.us/t/memory-leak-when-using-preprocessrawdata/79810 "2022-12-07T02:37:46Z")
Description When I’m using onPreProcessRawData, I am doing an animation effect but there is a memory leak when using it which leads to app crash. I’m using iOS example app. Which Web Video SDK version? 1.5.3 Video SD… --- ## [Host video is not showing on Participant or other user phone in swift in iOS](https://devforum.zoom.us/t/host-video-is-not-showing-on-participant-or-other-user-phone-in-swift-in-ios/97568)
**Author:** [@kuldeep.singh](https://devforum.zoom.us/u/kuldeep.singh)\ **Replies:** 0\ **Last updated:** [October 30, 2023, 1:40pm UTC](https://devforum.zoom.us/t/host-video-is-not-showing-on-participant-or-other-user-phone-in-swift-in-ios/97568 "2023-10-30T13:40:38Z")
User side : Host Video is not showing but only video showing to me. Host side : showing own video and also showing other user video. Question is here , why not showing host video to User who joined host meeting or vide… --- ## [Signalling for Zoom Video SDK](https://devforum.zoom.us/t/signalling-for-zoom-video-sdk/97559)
**Author:** [@balajisunku](https://devforum.zoom.us/u/balajisunku)\ **Replies:** 0\ **Last updated:** [October 30, 2023, 8:41am UTC](https://devforum.zoom.us/t/signalling-for-zoom-video-sdk/97559 "2023-10-30T08:41:52Z")
I am able to join sessions from multiple devices. I would like to invite people based on certain criteria, a typical incoming call approach. What is the best signalling that works with zoom sessions? which is more accu… --- ## [Getting error 2013 while creating a session from Android sdk](https://devforum.zoom.us/t/getting-error-2013-while-creating-a-session-from-android-sdk/97458)
**Author:** [@balajisunku](https://devforum.zoom.us/u/balajisunku)\ **Replies:** 5\ **Last updated:** [October 27, 2023, 10:24pm UTC](https://devforum.zoom.us/t/getting-error-2013-while-creating-a-session-from-android-sdk/97458 "2023-10-27T22:24:17Z")
I am trying to use Zoom sessions as i want to establish video/audio calls between my users who may not have zoom accounts. there is no sample code provided to joinSession in the sample app from zoom on github I am tryin… --- ## [Unable to join or create session.(Error Code:2013)](https://devforum.zoom.us/t/unable-to-join-or-create-session-error-code-2013/80480)
**Author:** [@weikemin](https://devforum.zoom.us/u/weikemin)\ **Replies:** 6\ **Last updated:** [October 27, 2023, 1:23pm UTC](https://devforum.zoom.us/t/unable-to-join-or-create-session-error-code-2013/80480 "2023-10-27T13:23:31Z")
I compiled the project “zoom-video-sdk-windows-1.5.3”, tried to Create a Session, and used token { “app\_key”: “xxxxxxxxxxxxxxxxxxxxxxxx”, “tpc”: “wkmtpc”, “version”: 1, “role\_type”: 0, “user\_identity”: “user123”, … --- ## [Transcription not working](https://devforum.zoom.us/t/transcription-not-working/97336)
**Author:** [@rinki](https://devforum.zoom.us/u/rinki)\ **Replies:** 3\ **Last updated:** [October 27, 2023, 1:28am UTC](https://devforum.zoom.us/t/transcription-not-working/97336 "2023-10-27T01:28:24Z")
I want to close transcription can possible ? I am using zoom video sdk, this is my code code const liveTranscriptionTranslation = this.client.getLiveTranscriptionClient(); liveTranscriptionTranslation.stopLiveTransc… --- ## [Video SDK feature integration and customization codebase](https://devforum.zoom.us/t/video-sdk-feature-integration-and-customization-codebase/97318)
**Author:** [@luca\_del](https://devforum.zoom.us/u/luca_del)\ **Replies:** 2\ **Last updated:** [October 26, 2023, 8:47pm UTC](https://devforum.zoom.us/t/video-sdk-feature-integration-and-customization-codebase/97318 "2023-10-26T20:47:11Z")
Hello, I am a backend engineer working on a multi-tenant web app project with Django+JS. :slight\_smile: I have started to use the Video SDK pureJS sample in my application and I have also tried the UItoolkit as i am ex… --- ## [How to upload slide in video sdk react](https://devforum.zoom.us/t/how-to-upload-slide-in-video-sdk-react/97136)
**Author:** [@mmartinez](https://devforum.zoom.us/u/mmartinez)\ **Replies:** 1\ **Last updated:** [October 26, 2023, 4:04pm UTC](https://devforum.zoom.us/t/how-to-upload-slide-in-video-sdk-react/97136 "2023-10-26T16:04:15Z")
Hello, i want not to use screen share to show ppt slide to my audience, can you help me, i want to upload a ppt slide presentation before the meeting begin, how can i do that? I want to put slide in a window, you can se… --- ## [Zoom Video SDK usage and compliance](https://devforum.zoom.us/t/zoom-video-sdk-usage-and-compliance/97245)
**Author:** [@luca\_del](https://devforum.zoom.us/u/luca_del)\ **Replies:** 2\ **Last updated:** [October 25, 2023, 1:36pm UTC](https://devforum.zoom.us/t/zoom-video-sdk-usage-and-compliance/97245 "2023-10-25T13:36:45Z")
Hello, I would like to integrate the Zoom Video SDK to my multi-tenant web applications . My users consists of teachers and students, so that is not an internal application in the sense that they are not employees of th… --- ## [Video is freezes if joined 4 or more participants](https://devforum.zoom.us/t/video-is-freezes-if-joined-4-or-more-participants/97148)
**Author:** [@rajkumarmayavaram](https://devforum.zoom.us/u/rajkumarmayavaram)\ **Replies:** 3\ **Last updated:** [October 25, 2023, 5:50am UTC](https://devforum.zoom.us/t/video-is-freezes-if-joined-4-or-more-participants/97148 "2023-10-25T05:50:31Z")
Description We’re encountering a video freezing issue on Zoom Video SDK when there are four or more participants, and the console is showing a “webglcontextlost \[ID\]” message. Video working fine, if below 4 participant… --- ## [Is isRenderSelfView WithVideoElement necessary?](https://devforum.zoom.us/t/is-isrenderselfview-withvideoelement-necessary/97121)
**Author:** [@r.kita](https://devforum.zoom.us/u/r.kita)\ **Replies:** 2\ **Last updated:** [October 20, 2023, 2:36pm UTC](https://devforum.zoom.us/t/is-isrenderselfview-withvideoelement-necessary/97121 "2023-10-20T14:36:21Z")
According to the Zoom Video SDK documentation, I’ve implemented the code like this: {mediaStream?.isRenderSelfViewWithVideoElement() ? ( \