# Problem with Rasa HTTP API

**URL:** https://forum.rasa.com/t/problem-with-rasa-http-api/11390
**Category:** Rasa Open Source
**Created:** [June 12, 2019, 4:50pm UTC](https://forum.rasa.com/t/problem-with-rasa-http-api/11390 "2019-06-12T16:50:48Z")
**Posts on this page:** 1
**Showing post:** 7

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### Author: ![Navjan](https://avatars.discourse-cdn.com/v4/letter/n/4491bb/32.png) [@Navjan](https://forum.rasa.com/u/Navjan)
#### Post date: [May 20, 2020, 5:52pm UTC](https://forum.rasa.com/t/problem-with-rasa-http-api/11390/7 "2020-05-20T17:52:52Z")

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@JulianGerhard I got below issue when using chatroom UI with Rasa. It faild with below eoor when i try to send message from Chatroom UI.

 ![InkedCapture_LI](https://europe1.discourse-cdn.com/flex013/uploads/rasa/original/2X/2/211851c77217f8c74d4e65e7d9fe105b74f2ffdc.jpeg)

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