# Zoom Apps

**URL:** https://devforum.zoom.us/c/zoom-apps/39.md?page=37

[Latest](https://devforum.zoom.us/latest.md) · [Categories](https://devforum.zoom.us/categories.md) · [Tags](https://devforum.zoom.us/tags.md)

**Page:** 38

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## [Google Auth within App](https://devforum.zoom.us/t/google-auth-within-app/71715)

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**Author:** [@amunje](https://devforum.zoom.us/u/amunje)\
**Replies:** 2\
**Last updated:** [July 7, 2022, 3:37am UTC](https://devforum.zoom.us/t/google-auth-within-app/71715 "2022-07-07T03:37:59Z")

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I have a working web app that has a button to trigger google auth (for my app). This works well on browser. I am now trying to have this app open up as a Zoom App. I am able to successfully load the login page, within Zo…

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## [Zoom Apps Invite doesn't get sent in Zoom Webinar](https://devforum.zoom.us/t/zoom-apps-invite-doesnt-get-sent-in-zoom-webinar/71291)

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**Author:** [@so-young](https://devforum.zoom.us/u/so-young)\
**Replies:** 3\
**Last updated:** [July 6, 2022, 1:02am UTC](https://devforum.zoom.us/t/zoom-apps-invite-doesnt-get-sent-in-zoom-webinar/71291 "2022-07-06T01:02:36Z")

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Hello, we’ve encountered an issue in Zoom Webinar where the Zoom Apps invite doesn’t get sent to the attendees who join in later given that the host has already sent the app to participants once. Here is the scenario we …

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## [How to define width on expandApp() api call](https://devforum.zoom.us/t/how-to-define-width-on-expandapp-api-call/70855)

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**Author:** [@marie.xavier](https://devforum.zoom.us/u/marie.xavier)\
**Replies:** 1\
**Last updated:** [July 6, 2022, 11:03pm UTC](https://devforum.zoom.us/t/how-to-define-width-on-expandapp-api-call/70855 "2022-07-06T23:03:43Z")

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Description Where do you define the “larger size” for the expandApp() api call described here: https://marketplace.zoom.us/docs/beta-docs/zoom-apps/js-sdk/apis#expandapp API Endpoint/s? Zoom Apps expandApp() sdk api c…

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## [Console error - Missing OWASP Secure Headers:](https://devforum.zoom.us/t/console-error-missing-owasp-secure-headers/71706)

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**Author:** [@rohan.rasane.adm](https://devforum.zoom.us/u/rohan.rasane.adm)\
**Replies:** 1\
**Last updated:** [July 6, 2022, 5:51pm UTC](https://devforum.zoom.us/t/console-error-missing-owasp-secure-headers/71706 "2022-07-06T17:51:05Z")

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While building the Zoom App, Im trying to call the deeplink api in my flow so that I can open my app in the Zoom client, but Im getting the console error 'Missing OWASP Secure Headers: \[“Content-Security-Policy”\] I’m pa…

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## [Where does the webviewId come from in drawWebView method?](https://devforum.zoom.us/t/where-does-the-webviewid-come-from-in-drawwebview-method/71357)

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**Author:** [@vandalayindustries](https://devforum.zoom.us/u/vandalayindustries)\
**Replies:** 9\
**Last updated:** [June 30, 2022, 2:10am UTC](https://devforum.zoom.us/t/where-does-the-webviewid-come-from-in-drawwebview-method/71357 "2022-06-30T02:10:46Z")

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The Zoom Apps SDK describes a drawWebView method, which contains a webviewId as follows: zoomSdk.drawWebView({ webviewId: 'xxx' x: 'xxx', y: 'xxx', width: 'xxx', height: 'xxx', zIndex:'xxx'}) However, nowhere else…

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## [Bad request on In-client OAuth server side token request](https://devforum.zoom.us/t/bad-request-on-in-client-oauth-server-side-token-request/71650)

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**Author:** [@auke.vanscheltinga](https://devforum.zoom.us/u/auke.vanscheltinga)\
**Replies:** 3\
**Last updated:** [July 5, 2022, 11:32pm UTC](https://devforum.zoom.us/t/bad-request-on-in-client-oauth-server-side-token-request/71650 "2022-07-05T23:32:18Z")

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I generate the 32 bit code verifier client side function generateRandomString(length) { var text = ""; var possible = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789"; for (var i = 0; i \< length;…

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## [Zoom's "Large Meeting Add-on" for Breakout Rooms (100 room limit)](https://devforum.zoom.us/t/zooms-large-meeting-add-on-for-breakout-rooms-100-room-limit/71343)

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**Author:** [@om7](https://devforum.zoom.us/u/om7)\
**Replies:** 4\
**Last updated:** [July 5, 2022, 9:33pm UTC](https://devforum.zoom.us/t/zooms-large-meeting-add-on-for-breakout-rooms-100-room-limit/71343 "2022-07-05T21:33:53Z")

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Hi all, We’re getting requests from some of our customers to do one-on-one matchmaking with up to 500 people (meaning 250 Breakout Rooms would be required). We noticed that in the support article regarding Managing bre…

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## [Error calling authorize API immediately after loading the app when using in-client auth](https://devforum.zoom.us/t/error-calling-authorize-api-immediately-after-loading-the-app-when-using-in-client-auth/69111)

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**Author:** [@jaaydenh](https://devforum.zoom.us/u/jaaydenh)\
**Replies:** 11\
**Last updated:** [July 5, 2022, 7:06pm UTC](https://devforum.zoom.us/t/error-calling-authorize-api-immediately-after-loading-the-app-when-using-in-client-auth/69111 "2022-07-05T19:06:48Z")

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Its my understanding that when using in-client auth, the user does not yet have an oauth token. My goal here is to call the authorize api to get the oauth token when loading the app immediately after in-client auth is co…

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## [Recently signed out users unable to access Guest Mode until they rejoin the meeting](https://devforum.zoom.us/t/recently-signed-out-users-unable-to-access-guest-mode-until-they-rejoin-the-meeting/71147)

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**Author:** [@taylorm](https://devforum.zoom.us/u/taylorm)\
**Replies:** 5\
**Last updated:** [July 5, 2022, 7:04pm UTC](https://devforum.zoom.us/t/recently-signed-out-users-unable-to-access-guest-mode-until-they-rejoin-the-meeting/71147 "2022-07-05T19:04:52Z")

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Hi Zoom team, We just noticed an interesting change in behavior between 5.11.0 and the previous version with regards to Guest Mode. Before 5.11.0, if a participant was signed into Zoom we would ask them to sign out whi…

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## ["Guest Mode" banner overlay cutting off a portion of the app](https://devforum.zoom.us/t/guest-mode-banner-overlay-cutting-off-a-portion-of-the-app/69138)

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**Author:** [@shawn.nikkila](https://devforum.zoom.us/u/shawn.nikkila)\
**Replies:** 4\
**Last updated:** [July 1, 2022, 12:08am UTC](https://devforum.zoom.us/t/guest-mode-banner-overlay-cutting-off-a-portion-of-the-app/69138 "2022-07-01T00:08:59Z")

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When using the app in guest mode, there is a small “Guest Mode” banner that is displayed up top. This is fine, but the problem is that this banner overlays the content of the app window so that a small portion of our app…

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## [C# sample backend that does the decryption](https://devforum.zoom.us/t/c-sample-backend-that-does-the-decryption/71175)

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**Author:** [@andy1](https://devforum.zoom.us/u/andy1)\
**Replies:** 1\
**Last updated:** [June 30, 2022, 11:34pm UTC](https://devforum.zoom.us/t/c-sample-backend-that-does-the-decryption/71175 "2022-06-30T23:34:19Z")

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Would anyone know of a C# sample backend that does the decryption like this … Zoom Developer Docs Otherwise, I would be faced with writing my own based on the server.js code here … zoom/zoomapps-sample-js: A Hello Wor…

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## [Welcome to Zoom Apps SDK!](https://devforum.zoom.us/t/welcome-to-zoom-apps-sdk/70841)

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**Author:** [@michael.zoom](https://devforum.zoom.us/u/michael.zoom)\
**Replies:** 7\
**Last updated:** [June 30, 2022, 10:00pm UTC](https://devforum.zoom.us/t/welcome-to-zoom-apps-sdk/70841 "2022-06-30T22:00:25Z")

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Zoom Apps allow you to bring your web applications front and center within Zoom Meetings and Webinars. They integrate seamlessly with Zoom using a lightweight and framework agnostic JavaScript SDK that enables you to pro…

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## [Zoom App - problem testing Webinars](https://devforum.zoom.us/t/zoom-app-problem-testing-webinars/71377)

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**Author:** [@tkishkin](https://devforum.zoom.us/u/tkishkin)\
**Replies:** 2\
**Last updated:** [June 30, 2022, 4:27pm UTC](https://devforum.zoom.us/t/zoom-app-problem-testing-webinars/71377 "2022-06-30T16:27:46Z")

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Summary We have successfully published our Zoom App - Linkando (App Marketplace) - some time ago. Now we would like to add Webinar support. We have enabled Guest Mode and added the Webinar Scope (zoomapp:inwebinar), as …

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## [Generate Publishable Url button is disabled](https://devforum.zoom.us/t/generate-publishable-url-button-is-disabled/71406)

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**Author:** [@andy1](https://devforum.zoom.us/u/andy1)\
**Replies:** 2\
**Last updated:** [June 29, 2022, 11:26pm UTC](https://devforum.zoom.us/t/generate-publishable-url-button-is-disabled/71406 "2022-06-29T23:26:44Z")

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I created a new Zoom App and tested it locally but now I want share it with a tester and I am unable get a published link. What setting do I need to enable this button? I did this once before with a different accoun…

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## [Event "on Breakout Rooms Configuration Changed" does not exist though is mentioned in docs](https://devforum.zoom.us/t/event-on-breakout-rooms-configuration-changed-does-not-exist-though-is-mentioned-in-docs/71022)

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**Author:** [@jon6](https://devforum.zoom.us/u/jon6)\
**Replies:** 2\
**Last updated:** [June 29, 2022, 10:22pm UTC](https://devforum.zoom.us/t/event-on-breakout-rooms-configuration-changed-does-not-exist-though-is-mentioned-in-docs/71022 "2022-06-29T22:22:23Z")

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I’m trying to update our app to respond to changes in the breakout room status but this event mentioned in the docs does not seem to exist. Event: onBreakoutRoomsConfigurationChanged https://marketplace.zoom.us/docs/zo…

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## [Newbie question running Zoom Apps sample](https://devforum.zoom.us/t/newbie-question-running-zoom-apps-sample/70967)

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**Author:** [@amunje](https://devforum.zoom.us/u/amunje)\
**Replies:** 13\
**Last updated:** [June 27, 2022, 10:27pm UTC](https://devforum.zoom.us/t/newbie-question-running-zoom-apps-sample/70967 "2022-06-27T22:27:11Z")

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Here is what I was able to do: Create an app, configured the sample code with client secrets etc. I can install the app and it shows up in my Zoom Apps tab on client. I see the name and description correctly I got the …

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## [Are openAppForParticipants and closeAppForParticipants supposed to be supported?](https://devforum.zoom.us/t/are-openappforparticipants-and-closeappforparticipants-supposed-to-be-supported/68718)

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**Author:** [@taylorm](https://devforum.zoom.us/u/taylorm)\
**Replies:** 5\
**Last updated:** [June 27, 2022, 10:24pm UTC](https://devforum.zoom.us/t/are-openappforparticipants-and-closeappforparticipants-supposed-to-be-supported/68718 "2022-06-27T22:24:48Z")

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Based on last week’s business office hours it looks like the following APIs are supported for Owners: openAppForParticipants closeAppForParticipants We couldn’t find any documentation on those, except for the associat…

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## [Localizing Zoom apps?](https://devforum.zoom.us/t/localizing-zoom-apps/70194)

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**Author:** [@shawn.nikkila](https://devforum.zoom.us/u/shawn.nikkila)\
**Replies:** 3\
**Last updated:** [June 27, 2022, 10:23pm UTC](https://devforum.zoom.us/t/localizing-zoom-apps/70194 "2022-06-27T22:23:54Z")

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We would like to localize our app into other languages. Specifically, we’d like to display our app in the same language that the user has set their Zoom client to. Is there currently a way to get the language that the Z…

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## [Is it possible to play sound in a zoom app?](https://devforum.zoom.us/t/is-it-possible-to-play-sound-in-a-zoom-app/71135)

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**Author:** [@auke.vanscheltinga](https://devforum.zoom.us/u/auke.vanscheltinga)\
**Replies:** 2\
**Last updated:** [June 27, 2022, 9:41pm UTC](https://devforum.zoom.us/t/is-it-possible-to-play-sound-in-a-zoom-app/71135 "2022-06-27T21:41:39Z")

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Currently trying with: function playsound(effect){ var audio = new Audio(‘submarine.mp3’); audio.play(); }; Getting Unhandled Promise Rejection: NotSupportedError: The operation is not supported. Thank you, Auke

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## [In-client OAuth and the authorize API](https://devforum.zoom.us/t/in-client-oauth-and-the-authorize-api/69939)

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**Author:** [@newzhenry](https://devforum.zoom.us/u/newzhenry)\
**Replies:** 3\
**Last updated:** [June 27, 2022, 9:06pm UTC](https://devforum.zoom.us/t/in-client-oauth-and-the-authorize-api/69939 "2022-06-27T21:06:30Z")

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I read the In-client OAuth documentation but it’s unclear to me when the authorize API should be called. Could someone please explain?

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## [zoomSdk.showNotification doesn't seem to be working](https://devforum.zoom.us/t/zoomsdk-shownotification-doesnt-seem-to-be-working/71134)

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**Author:** [@auke.vanscheltinga](https://devforum.zoom.us/u/auke.vanscheltinga)\
**Replies:** 1\
**Last updated:** [June 27, 2022, 8:13pm UTC](https://devforum.zoom.us/t/zoomsdk-shownotification-doesnt-seem-to-be-working/71134 "2022-06-27T20:13:53Z")

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I’m working with the sample app and getting a succes returned when I run this: await zoomSdk.showNotification({ type: “info”, title: “Hello”, message: “This is an info notification” }); Where should I see this noti…

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## [drawParticipant in Camera Mode returning an error](https://devforum.zoom.us/t/drawparticipant-in-camera-mode-returning-an-error/71107)

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**Author:** [@vandalayindustries](https://devforum.zoom.us/u/vandalayindustries)\
**Replies:** 3\
**Last updated:** [June 27, 2022, 5:26pm UTC](https://devforum.zoom.us/t/drawparticipant-in-camera-mode-returning-an-error/71107 "2022-06-27T17:26:22Z")

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As per the layers documentation in Zoom Apps, I am trying to draw a participant while in camera mode. Steps to reproduce: Start the rendering context in camera mode: await zoomSdk.runRenderingContext({ view: 'cam…

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## [New Technical Design requirements for resubmission?](https://devforum.zoom.us/t/new-technical-design-requirements-for-resubmission/71094)

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**Author:** [@dfeldman](https://devforum.zoom.us/u/dfeldman)\
**Replies:** 1\
**Last updated:** [June 25, 2022, 6:04pm UTC](https://devforum.zoom.us/t/new-technical-design-requirements-for-resubmission/71094 "2022-06-25T18:04:27Z")

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Hi, Our app was approved a few month ago and has been in the Marketplace since then. I need to resubmit it with some additions to the Domain Allow List (which I’ve done before with no problem), but am seeing some new wa…

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## [Deeplink to Zoom App for GAuth](https://devforum.zoom.us/t/deeplink-to-zoom-app-for-gauth/70328)

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**Author:** [@ribhu](https://devforum.zoom.us/u/ribhu)\
**Replies:** 1\
**Last updated:** [June 24, 2022, 10:55pm UTC](https://devforum.zoom.us/t/deeplink-to-zoom-app-for-gauth/70328 "2022-06-24T22:55:52Z")

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I, I am trying to implement Google Auth in my Zoom App. I am using OpenURL() to initiate Google OAuth flow but the redirect\_uri gets open in the browser. I need to get the auth\_token from the system browser to Zoom Clie…

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## [Quarlity issues](https://devforum.zoom.us/t/quarlity-issues/70960)

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**Author:** [@bridger](https://devforum.zoom.us/u/bridger)\
**Replies:** 1\
**Last updated:** [June 24, 2022, 3:46pm UTC](https://devforum.zoom.us/t/quarlity-issues/70960 "2022-06-24T15:46:45Z")

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The new uninstall flow has a typo, “Quarlity issues”. It would also be nice to have an “other” option. The two options there don’t cover all cases, so people will be forced to pick one even if it doesn’t apply. That wil…

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## [Using the \`@zoom/appssdk\` npm package](https://devforum.zoom.us/t/using-the-zoom-appssdk-npm-package/70957)

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**Author:** [@om7](https://devforum.zoom.us/u/om7)\
**Replies:** 7\
**Last updated:** [June 24, 2022, 12:39am UTC](https://devforum.zoom.us/t/using-the-zoom-appssdk-npm-package/70957 "2022-06-24T00:39:19Z")

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Hi all, I feel like I might be missing something obvious here, but I’ve gone ahead and installed the new @zoom/appssdk npm package; npm i @zoom/appssdk --save but our application gives an error; Can't find variable:…

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## [Zoom Apps with a Flask Back-end](https://devforum.zoom.us/t/zoom-apps-with-a-flask-back-end/71008)

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**Author:** [@ugur.buran](https://devforum.zoom.us/u/ugur.buran)\
**Replies:** 2\
**Last updated:** [June 23, 2022, 4:07pm UTC](https://devforum.zoom.us/t/zoom-apps-with-a-flask-back-end/71008 "2022-06-23T16:07:49Z")

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Hi everyone! I’m a CS student from the University of Amsterdam and currently we’re working on a zoom app that tries to bring more engagement to Zoom! We started on this project before ZoomApps was released, so our backe…

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## [\`sendAppInvitation\` API fails with participant UUID as parameter(s)](https://devforum.zoom.us/t/sendappinvitation-api-fails-with-participant-uuid-as-parameter-s/70438)

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**Author:** [@om7](https://devforum.zoom.us/u/om7)\
**Replies:** 8\
**Last updated:** [June 23, 2022, 3:36pm UTC](https://devforum.zoom.us/t/sendappinvitation-api-fails-with-participant-uuid-as-parameter-s/70438 "2022-06-23T15:36:11Z")

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Hey, I think this may be a bug with the sendAppInvitation API; We call the method with a user\_list containing participantUUID, but receive an error saying that participantId is deprectated. See our app’s logs with expl…

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## [How to test in-client auth](https://devforum.zoom.us/t/how-to-test-in-client-auth/70377)

<div class="topic-metadata">

**Author:** [@bridger](https://devforum.zoom.us/u/bridger)\
**Replies:** 2\
**Last updated:** [June 23, 2022, 1:30am UTC](https://devforum.zoom.us/t/how-to-test-in-client-auth/70377 "2022-06-23T01:30:34Z")

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How can I test the in-client auth flow? Usually to test an app I use the “Testable URL” or the “Test the App Locally” button, but both of those take me to the browser auth flow before opening the app in the Zoom Client. …

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## [Handling of Keyboard Shortcut Conflicts](https://devforum.zoom.us/t/handling-of-keyboard-shortcut-conflicts/69475)

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**Author:** [@tgaudette](https://devforum.zoom.us/u/tgaudette)\
**Replies:** 1\
**Last updated:** [June 22, 2022, 8:01pm UTC](https://devforum.zoom.us/t/handling-of-keyboard-shortcut-conflicts/69475 "2022-06-22T20:01:48Z")

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Our Zoom App embeds a complex web app with a number of keyboard shortcuts/hotkeys for users. These are leveraged for both accessibility and by power users. A number of these shortcuts conflict with some of Zoom’s keyboa…

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