# \[MAC SDK\]zoom认证偶尔失败

**URL:** <https://devforum.zoom.us/t/mac-sdk-zoom/4213>\
**Category:** macOS\
**Created:** [May 10, 2019, 7:30am UTC](https://devforum.zoom.us/t/mac-sdk-zoom/4213 "2019-05-10T07:30:52Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![software](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/software/32/50584_2.png) [@software](https://devforum.zoom.us/u/software)\
**Post date:** [May 10, 2019, 7:30am UTC](https://devforum.zoom.us/t/mac-sdk-zoom/4213/1 "2019-05-10T07:30:52Z")

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**Description**  
mac系统，zoom登录时，偶尔提示“未知错误”，返回：  
onZoomSDKAuthReturn returnValue=4。  
出现这个错误后，再尝试又认证通过了。

**Which version?**  
MAC SDK:4.3.53914.0121

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<div class="post-metadata">

**Author:** ![ojus.zoom](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/ojus.zoom/32/734_2.png) [@ojus.zoom](https://devforum.zoom.us/u/ojus.zoom)\
**Post date:** [May 10, 2019, 8:16pm UTC](https://devforum.zoom.us/t/mac-sdk-zoom/4213/2 "2019-05-10T20:16:27Z")

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Hi,

Thank you for reaching out to the Zoom Developer Support Forum.

We have received your request and will be responding to it shortly.

Thanks!

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<div class="post-metadata">

**Author:** ![DeveloperBot](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/developerbot/32/12632_2.png) [@DeveloperBot](https://devforum.zoom.us/u/DeveloperBot)\
**Post date:** [August 21, 2020, 6:17pm UTC](https://devforum.zoom.us/t/mac-sdk-zoom/4213/3 "2020-08-21T18:17:53Z")

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