# Error: SDK key length error, must 36

**URL:** <https://devforum.zoom.us/t/error-sdk-key-length-error-must-36/67440>\
**Category:** Web\
**Created:** [April 12, 2022, 2:13pm UTC](https://devforum.zoom.us/t/error-sdk-key-length-error-must-36/67440 "2022-04-12T14:13:48Z")\
**Posts on this page:** 4\
**Page:** 1

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**Author:** ![sarita.joshi](https://avatars.discourse-cdn.com/v4/letter/s/7c8e57/32.png) [@sarita.joshi](https://devforum.zoom.us/u/sarita.joshi)\
**Post date:** [April 12, 2022, 2:13pm UTC](https://devforum.zoom.us/t/error-sdk-key-length-error-must-36/67440/1 "2022-04-12T14:13:48Z")

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**Description**  
Downloaded the sample code from GITHub for 2.3.5 version  
We have generated the Key from JWT App.  
Replaced the API key and Secret key in index.js  
Getting error on click of Join - “SDK key length error, must 36”

**Browser Console Error**

 ![image](https://us1.discourse-cdn.com/flex016/uploads/zoomdeveloper/original/3X/7/1/7147668d1adea6244e96369b77303910d0702b1a.png)

**Which Web Meeting SDK version?**  
2.3.5

**Meeting SDK Code Snippets**  
Sample App webmaster CDN version code from GITHub

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**Author:** ![elisa.zoom](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/elisa.zoom/32/47836_2.png) [@elisa.zoom](https://devforum.zoom.us/u/elisa.zoom)\
**Post date:** [April 14, 2022, 6:36pm UTC](https://devforum.zoom.us/t/error-sdk-key-length-error-must-36/67440/2 "2022-04-14T18:36:21Z")

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Hi @sarita.joshi

Thanks for reaching out to the Zoom Developer Forum! I am happy to help here!  
Could you please confirm if you are still experiencing this error??  
I have not been able to replicate this on my end.

Cheers,  
Elisa

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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 15, 2022, 4:37am UTC](https://devforum.zoom.us/t/error-sdk-key-length-error-must-36/67440/3 "2022-05-15T04:37:18Z")

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Closed on May 15, 2022, 4:37am UTC

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

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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:** [May 25, 2022, 6:21pm UTC](https://devforum.zoom.us/t/error-sdk-key-length-error-must-36/67440/4 "2022-05-25T18:21:46Z")

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Hey @sarita.joshi ,

We will update the sample app to fix this. In the meantime, you can replace `apiKey` with `sdkKey` on this line:

> <https://github.com/zoom/sample-app-web/blob/master/Components/src/index.tsx#L80>

Thanks,  
Tommy