# Err\_cert\_common\_name\_invalid sdk 2.0.1

**URL:** <https://devforum.zoom.us/t/err-cert-common-name-invalid-sdk-2-0-1/59723>\
**Category:** Web\
**Created:** [November 3, 2021, 7:51am UTC](https://devforum.zoom.us/t/err-cert-common-name-invalid-sdk-2-0-1/59723 "2021-11-03T07:51:06Z")\
**Posts on this page:** 5\
**Page:** 1

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**Author:** ![ol\_mas](https://avatars.discourse-cdn.com/v4/letter/o/f14d63/32.png) [@ol\_mas](https://devforum.zoom.us/u/ol_mas)\
**Post date:** [November 3, 2021, 7:51am UTC](https://devforum.zoom.us/t/err-cert-common-name-invalid-sdk-2-0-1/59723/1 "2021-11-03T07:51:06Z")

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**Description**  
When joining a meeting I have the ERR\_CERT\_COMMON\_NAME\_INVALID error in the console. As consequence (?) user cannot see its own video stream.

**Browser Console Error**  
[https://rwcprod.zoom.us/wc/ping/94522456518?ts=1635925216866&auth=value&rwcToken=value&dmz=1](https://rwcprod.zoom.us/wc/ping/94522456518?ts=1635925216866&auth=value&rwcToken=value&dmz=1) net::ERR\_CERT\_COMMON\_NAME\_INVALID

**Which Web Meeting SDK version?**  
2.0.1

**To Reproduce(If applicable)**  
Steps to reproduce the behavior:

1. The error appears at client.join()

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

- Device: Dell G5
- OS: Windows 11
- Browser: Chrome
- Browser Version 95.0.4638.69 (Official Build) (64-bit)

**Additional context**  
SDK isntalled via npm. Angular 12

PS Cannot upload media…

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**Author:** ![tommy](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/tommy/32/72769_2.png) [@tommy](https://devforum.zoom.us/u/tommy)\
**Post date:** [November 4, 2021, 4:37pm UTC](https://devforum.zoom.us/t/err-cert-common-name-invalid-sdk-2-0-1/59723/2 "2021-11-04T16:37:13Z")

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Hey @ol_mas ,

Sorry to hear you experienced this issue.

Is this issue still happening? I was not able to reproduce it, it could have been a hiccup in our network.

Thanks,  
Tommy

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**Author:** ![ol\_mas](https://avatars.discourse-cdn.com/v4/letter/o/f14d63/32.png) [@ol\_mas](https://devforum.zoom.us/u/ol_mas)\
**Post date:** [November 30, 2021, 3:40pm UTC](https://devforum.zoom.us/t/err-cert-common-name-invalid-sdk-2-0-1/59723/3 "2021-11-30T15:40:59Z")

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It kept on reappearing but we swithed to Video SDK anyway! Thanks.

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**Author:** ![MaxM](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/maxm/32/42303_2.png) [@MaxM](https://devforum.zoom.us/u/MaxM)\
**Post date:** [December 3, 2021, 7:21pm UTC](https://devforum.zoom.us/t/err-cert-common-name-invalid-sdk-2-0-1/59723/4 "2021-12-03T19:21:05Z")

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Hey @ol_mas,

Thanks for keeping up updated! I’ll go ahead and close this topic now but feel free to open a new topic if you encounter any further issues or questions.

Thanks,  
Max

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**Author:** ![MaxM](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/maxm/32/42303_2.png) [@MaxM](https://devforum.zoom.us/u/MaxM)\
**Post date:** [December 3, 2021, 7:21pm UTC](https://devforum.zoom.us/t/err-cert-common-name-invalid-sdk-2-0-1/59723/5 "2021-12-03T19:21:06Z")

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Closed on December 3, 2021, 7:21pm UTC