# Captcha error and white screen on test page

**URL:** <https://devforum.zoom.us/t/captcha-error-and-white-screen-on-test-page/22605>\
**Category:** Web\
**Created:** [June 29, 2020, 12:59am UTC](https://devforum.zoom.us/t/captcha-error-and-white-screen-on-test-page/22605 "2020-06-29T00:59:13Z")\
**Posts on this page:** 1\
**Showing post:** 2

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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:** [June 29, 2020, 4:44pm UTC](https://devforum.zoom.us/t/captcha-error-and-white-screen-on-test-page/22605/2 "2020-06-29T16:44:11Z")

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Hey @cquibada,

Please see my post here:

> [@SDK 1.7.9 - Recaptcha feature documentation](https://devforum.zoom.us/t/sdk-1-7-9-recaptcha-feature-documentation/22618/7):
>
> Hey @darragh.duffy, @event.tech, @harald.glanzer, @nvivot, Here is the docs for the recaptcha feature: [https://marketplace.zoom.us/docs/sdk/native-sdks/web/essential/start-join-meeting#joining-meetings-with-recaptcha-feature](https://marketplace.zoom.us/docs/sdk/native-sdks/web/essential/start-join-meeting#joining-meetings-with-recaptcha-feature) Thanks, Tommy

* * *

If you would like to request your account be whitelisted to remove the recaptcha feature, please fill out this form:

Thanks,  
Tommy

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