# Zoom video call black screen

**URL:** <https://devforum.zoom.us/t/zoom-video-call-black-screen/124243>\
**Category:** iOS\
**Tags:** ios\
**Created:** [January 9, 2025, 2:27pm UTC](https://devforum.zoom.us/t/zoom-video-call-black-screen/124243 "2025-01-09T14:27:54Z")\
**Posts on this page:** 4\
**Page:** 1

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**Author:** ![ali.ezzeldin](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/ali.ezzeldin/32/49417_2.png) [@ali.ezzeldin](https://devforum.zoom.us/u/ali.ezzeldin)\
**Post date:** [January 9, 2025, 2:27pm UTC](https://devforum.zoom.us/t/zoom-video-call-black-screen/124243/1 "2025-01-09T14:27:54Z")

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I added zoom video sdk to my mobile app … I have two user doctor and patient … when patient on lock screen mode and receive notification for incoming call from doctor and join session there is a black screen instead of normal video stream … how can I resolve this issue?  
looking forward to your answers.

**Which iOS Video SDK version?**  
“ZoomVideoSDK”, ‘~\> 1.13.5’

- Device: [e.g. iPhone 11]
- OS: [e.g. iOS 18]  
Thanks in advance.

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**Author:** ![iryna.doroshenko](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/iryna.doroshenko/32/64599_2.png) [@iryna.doroshenko](https://devforum.zoom.us/u/iryna.doroshenko)\
**Post date:** [January 10, 2025, 2:32pm UTC](https://devforum.zoom.us/t/zoom-video-call-black-screen/124243/2 "2025-01-10T14:32:03Z")

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Somites, not every time I can see the same issue. iOS React Native 1.13.10 iPhone 13 ProMax 18.0.

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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:** [February 10, 2025, 12:32am UTC](https://devforum.zoom.us/t/zoom-video-call-black-screen/124243/3 "2025-02-10T00:32:31Z")

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This topic was automatically closed 30 days after the last reply. New replies are no longer allowed.

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**Author:** ![richard.zoom](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/richard.zoom/32/41061_2.png) [@richard.zoom](https://devforum.zoom.us/u/richard.zoom)\
**Post date:** [February 19, 2025, 7:14pm UTC](https://devforum.zoom.us/t/zoom-video-call-black-screen/124243/4 "2025-02-19T19:14:09Z")

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@ali.ezzeldin @iryna.doroshenko

Might be the same bug as [No Video Output ZoomVideoSDK](https://devforum.zoom.us/t/no-video-output-zoomvideosdk/120470) - please try out 2.1.5, which has been released.

Thank you for your patience,  
Richard