# Ignition Demo - Designer Launch Error

**URL:** <https://forum.inductiveautomation.com/t/ignition-demo-designer-launch-error/45878>\
**Category:** Ignition\
**Created:** [April 21, 2021, 6:24pm UTC](https://forum.inductiveautomation.com/t/ignition-demo-designer-launch-error/45878 "2021-04-21T18:24:38Z")\
**Posts on this page:** 1\
**Page:** 1

<div class="post-metadata">

**Author:** ![kcoulter](https://avatars.discourse-cdn.com/v4/letter/k/5e9695/32.png) [@kcoulter](https://forum.inductiveautomation.com/u/kcoulter)\
**Post date:** [April 21, 2021, 6:24pm UTC](https://forum.inductiveautomation.com/t/ignition-demo-designer-launch-error/45878/1 "2021-04-21T18:24:38Z")

</div>

When I try to open the Vision Demo I get this error:

![Demo_launch error](https://us1.discourse-cdn.com/inductiveautomation/original/3X/f/b/fbbba3aef0700398789d8d31555e07757593f744.png)