# Ungültige Umleitung: https://termin-now.de/zoom/callback (4.700)

**URL:** <https://devforum.zoom.us/t/ungultige-umleitung-https-termin-now-de-zoom-callback-4-700/142842>\
**Category:** API and Webhooks\
**Created:** [April 7, 2026, 12:52am UTC](https://devforum.zoom.us/t/ungultige-umleitung-https-termin-now-de-zoom-callback-4-700/142842 "2026-04-07T00:52:52Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Jens2](https://avatars.discourse-cdn.com/v4/letter/j/bc8723/32.png) [@Jens2](https://devforum.zoom.us/u/Jens2)\
**Post date:** [April 7, 2026, 12:52am UTC](https://devforum.zoom.us/t/ungultige-umleitung-https-termin-now-de-zoom-callback-4-700/142842/1 "2026-04-07T00:52:52Z")

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API Endpoint(s) and/or Zoom API Event(s)

oauth/authorize

DescriptionI’m building a Laravel SaaS application and trying to implement OAuth 2.0 for creating Zoom meetings automatically. Users should be able to connect their Zoomaccount via OAuth.The test url with grok is working fine.

App name: General app 484

Error?Ungültige Umleitung: (4.700)(Invalid redirect URL, error code 4700)

How To ReproduceRequest URL: oauth/authorize?response\_type=code&client\_id=bVygOgLKSsm40HOLxlRIQQ&redirect\_uri=[https://termin-now.de](https://termin-now.de)

Authentication method: OAuth 2.0 (User-managed app)

Error: 4700 - Invalid redirect URL, even though is set in both the OAuth Redirect URL and OAuth Allow Lists fields(Production).

App status: Ready for beta test

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<div class="post-metadata">

**Author:** ![chunsiong.zoom](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/chunsiong.zoom/32/35488_2.png) [@chunsiong.zoom](https://devforum.zoom.us/u/chunsiong.zoom)\
**Post date:** [April 14, 2026, 7:00am UTC](https://devforum.zoom.us/t/ungultige-umleitung-https-termin-now-de-zoom-callback-4-700/142842/2 "2026-04-14T07:00:02Z")

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@Jens2 when you try it during development, does this provide a valid HTTP 200 response? [Termin Now](https://termin-now.de/zoom/callback?code=xxxxxxxxxxxxx)

please tag me in your response