# Authorized for unreal

**URL:** https://community.cesium.com/t/authorized-for-unreal/24673
**Category:** Cesium for Unreal
**Created:** [June 9, 2023, 7:51am UTC](https://community.cesium.com/t/authorized-for-unreal/24673 "2023-06-09T07:51:22Z")
**Posts on this page:** 3
**Page:** 1

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### Author: ![mt\_appache](https://avatars.discourse-cdn.com/v4/letter/m/96bed5/32.png) [@mt\_appache](https://community.cesium.com/u/mt_appache)
#### Post date: [June 9, 2023, 7:51am UTC](https://community.cesium.com/t/authorized-for-unreal/24673/1 "2023-06-09T07:51:22Z")

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I have a trouble with authority with unreal engine, it always prompts Connection fialed.

![](https://global.discourse-cdn.com/cesium/original/2X/c/ccefa76c23d3024fb2034ec830b43ee5b097f920.png)

从 Windows 版[邮件](https://go.microsoft.com/fwlink/?LinkId=550986)发送

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### Author: ![Shehzan\_Mohammed](https://sea2.discourse-cdn.com/cesium/user_avatar/community.cesium.com/shehzan_mohammed/32/2002_2.png) [@Shehzan\_Mohammed](https://community.cesium.com/u/Shehzan_Mohammed)
#### Post date: [June 9, 2023, 12:55pm UTC](https://community.cesium.com/t/authorized-for-unreal/24673/2 "2023-06-09T12:55:12Z")

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### Author: ![Kevin\_Ring](https://sea2.discourse-cdn.com/cesium/user_avatar/community.cesium.com/kevin_ring/32/2003_2.png) [@Kevin\_Ring](https://community.cesium.com/u/Kevin_Ring)
#### Post date: [June 13, 2023, 4:38am UTC](https://community.cesium.com/t/authorized-for-unreal/24673/3 "2023-06-13T04:38:36Z")

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That error is usually caused by a firewall blocking POST requests to [api.cesium.com](http://api.cesium.com).