# Error upon relaunching Unity project **URL:** \ **Category:** Cesium for Unity\ **Created:** [April 15, 2024, 5:19pm UTC](https://community.cesium.com/t/error-upon-relaunching-unity-project/31458 "2024-04-15T17:19:56Z")\ **Posts on this page:** 3\ **Page:** 1
**Author:** ![kot.andrei.mail](https://sea2.discourse-cdn.com/cesium/user_avatar/community.cesium.com/kot.andrei.mail/32/22966_2.png) [@kot.andrei.mail](https://community.cesium.com/u/kot.andrei.mail)\ **Post date:** [April 15, 2024, 5:19pm UTC](https://community.cesium.com/t/error-upon-relaunching-unity-project/31458/1 "2024-04-15T17:19:56Z")
![Снимок экрана 2024-04-15 201523](https://global.discourse-cdn.com/cesium/original/3X/7/3/73d9dcb321fee429481789d7c0d01a4473f6d7a6.png) This happens every time I relaunch my project. ---
**Author:** ![azrogers](https://sea2.discourse-cdn.com/cesium/user_avatar/community.cesium.com/azrogers/32/21672_2.png) [@azrogers](https://community.cesium.com/u/azrogers)\ **Post date:** [April 16, 2024, 6:59pm UTC](https://community.cesium.com/t/error-upon-relaunching-unity-project/31458/2 "2024-04-16T18:59:35Z")
Hi @kot.andrei.mail, welcome to the community forums and thank you for the question! What token are you trying to use with Cesium ion? Can you confirm it has access to the Cesium OSM Buildings dataset? That is, if you go to [Cesium ion](https://ion.cesium.com/assets) do you see Cesium OSM Buildings listed? ---
**Author:** ![kot.andrei.mail](https://sea2.discourse-cdn.com/cesium/user_avatar/community.cesium.com/kot.andrei.mail/32/22966_2.png) [@kot.andrei.mail](https://community.cesium.com/u/kot.andrei.mail)\ **Post date:** [April 17, 2024, 4:57am UTC](https://community.cesium.com/t/error-upon-relaunching-unity-project/31458/3 "2024-04-17T04:57:14Z")
Hello. I am using the token I created through Unity’s Cesium tab. Then I checked it and yes, it has access to Cesium OSM buildings dataset.