# Help | Not able to create zoom user using API. It shows Error

**URL:** <https://devforum.zoom.us/t/help-not-able-to-create-zoom-user-using-api-it-shows-error/94019>\
**Category:** Users and Groups\
**Tags:** webhooks\
**Created:** [August 26, 2023, 9:34am UTC](https://devforum.zoom.us/t/help-not-able-to-create-zoom-user-using-api-it-shows-error/94019 "2023-08-26T09:34:45Z")\
**Posts on this page:** 1\
**Showing post:** 4

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**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:** [January 8, 2024, 5:07pm UTC](https://devforum.zoom.us/t/help-not-able-to-create-zoom-user-using-api-it-shows-error/94019/4 "2024-01-08T17:07:50Z")

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> [@Error "This API does not support client credentials for authorization." when trying to call an endpoint with Server-to-Server OAuth App credentials](https://devforum.zoom.us/t/error-this-api-does-not-support-client-credentials-for-authorization-when-trying-to-call-an-endpoint-with-server-to-server-oauth-app-credentials/85028/14):
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> @devang.wappnet You can create upto 9999 basic users (free plan users) in your account with a Pro Account, however if you want to create a licensed users (for ex: create meetings that dont have a 40 minute limit), then you need to pay for the license of the user.

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_[View the full topic](https://devforum.zoom.us/t/help-not-able-to-create-zoom-user-using-api-it-shows-error/94019)._