On the newer versions of Chrome/Edge, it fails to start the application via HTTP connection. You can see the following error message in the browser’s Developer Tool.

Access to image at '' from origin '' has been blocked by CORS policy: The request client is not a secure context and the resource is in more-private address space `local`.

This is caused by a Chromium security update. PowerClient/PowerServer applications require access to a local service at But this update does not allow remote site accessing the local resources via a HTTP connection. Please refer to the article below for details.

You can try any solutions below to work around the issue.
1. Start the application via Firefox/IE.
2. Install a certificate on the web server and the use the HTTPS connection to access the application, for example:
3. Disable 'Block insecure private network requests' in Chrome/Edge.
Reference Link: