# When I start my web application the default viewer just displays a spinner in the bottom left and never does anything else

**URL:** <https://forum.techsoft3d.com/t/when-i-start-my-web-application-the-default-viewer-just-displays-a-spinner-in-the-bottom-left-and-never-does-anything-else/52>\
**Category:** HOOPS Visualize Web\
**Created:** [July 3, 2019, 6:18pm UTC](https://forum.techsoft3d.com/t/when-i-start-my-web-application-the-default-viewer-just-displays-a-spinner-in-the-bottom-left-and-never-does-anything-else/52 "2019-07-03T18:18:52Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![rbeyer1](https://avatars.discourse-cdn.com/v4/letter/r/fbc32d/32.png) [@rbeyer1](https://forum.techsoft3d.com/u/rbeyer1)\
**Post date:** [July 3, 2019, 6:18pm UTC](https://forum.techsoft3d.com/t/when-i-start-my-web-application-the-default-viewer-just-displays-a-spinner-in-the-bottom-left-and-never-does-anything-else/52/1 "2019-07-03T18:18:52Z")

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**This means there was some kind of error in your JavaScript or error contacting the Service Broker that wasn’t handled. Open the debugger in your web browser and have a look at the console output. There is usually an error that will start you down the correct debugging path.**

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**Author:** ![Jerome](https://sea2.discourse-cdn.com/flex020/user_avatar/forum.techsoft3d.com/jerome/32/21_2.png) [@Jerome](https://forum.techsoft3d.com/u/Jerome)\
**Post date:** [September 16, 2019, 1:04pm UTC](https://forum.techsoft3d.com/t/when-i-start-my-web-application-the-default-viewer-just-displays-a-spinner-in-the-bottom-left-and-never-does-anything-else/52/2 "2019-09-16T13:04:46Z")

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**Author:** ![Jonathan](https://sea2.discourse-cdn.com/flex020/user_avatar/forum.techsoft3d.com/jonathan/32/44_2.png) [@Jonathan](https://forum.techsoft3d.com/u/Jonathan)\
**Post date:** [August 11, 2021, 5:54pm UTC](https://forum.techsoft3d.com/t/when-i-start-my-web-application-the-default-viewer-just-displays-a-spinner-in-the-bottom-left-and-never-does-anything-else/52/3 "2021-08-11T17:54:31Z")

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