# Invalid Broadcast Session Error

**URL:** <https://devforum.zoom.us/t/invalid-broadcast-session-error/48031>\
**Category:** iOS\
**Created:** [April 15, 2021, 10:25am UTC](https://devforum.zoom.us/t/invalid-broadcast-session-error/48031 "2021-04-15T10:25:43Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![pankaj.chauhan](https://avatars.discourse-cdn.com/v4/letter/p/b3f665/32.png) [@pankaj.chauhan](https://devforum.zoom.us/u/pankaj.chauhan)\
**Post date:** [April 15, 2021, 10:25am UTC](https://devforum.zoom.us/t/invalid-broadcast-session-error/48031/1 "2021-04-15T10:25:43Z")

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**Description**  
When I start a meeting and click on share button able to Screen Button for sharing screen and also see my broadcasting target name on Broadcasting panel when I click on start broadcast timer start but after the countdown finish there is a alert keep on coming and saying **Live Broadcast to ZoomScreenShare has stopped our to : Attempted to start an invalid broadcast session.** this happens just after the broadcast countdown finish.

**iOS Client SDK version?**  
Zoom SDK Version: v5.4.54802.0124

Steps to reproduce the behavior:

1. Go to Share option
2. Click on Screen button
3. Start Broadcast by clicking on start button
4. After then showing a alert pop-up with text that Broadcast is stopped due to an invalid broadcast session.

**Screenshots**

1. Showing this pop-up that you have an invalid broadcast session  
[IMG\_1829.PNG|281x499](https://devforum.zoom.us/uploads/short-url/dO4SQInTPgUcwHd9hPaI2ElRD4R.jpeg)

**Smartphone (please complete the following information):**

- Device: iPhone :- 7
- OS: 14.4.1

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**Author:** ![Michael\_Condon](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/michael_condon/32/13543_2.png) [@Michael\_Condon](https://devforum.zoom.us/u/Michael_Condon)\
**Post date:** [April 15, 2021, 9:15pm UTC](https://devforum.zoom.us/t/invalid-broadcast-session-error/48031/2 "2021-04-15T21:15:49Z")

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Hey @pankaj.chauhan,

Thanks for using the dev forum!

Typically this happens because the AppGroupID is inconsistent across the application source code or the AppGroupID is not valid.

Thanks!  
Michael

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**Author:** ![system](https://us1.discourse-cdn.com/flex016/uploads/zoomdeveloper/original/3X/6/1/614bdd549b610bbaa46ff934617683a02bdaa03c.png) [@system](https://devforum.zoom.us/u/system)\
**Post date:** [May 16, 2021, 7:16am UTC](https://devforum.zoom.us/t/invalid-broadcast-session-error/48031/3 "2021-05-16T07:16:12Z")

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