Sometimes the loading screen's progress bar will appear to be stuck during launch. Here are some suggestions for how you can resolve this issue:Clear your Browser's Cache
Clearing your web-browser's cookies and cached data from the browser settings menu, and then relaunching the simulation, may resolve this issue.
Please click the link below for the browser you are using for instructions on how to Clear your cached files and website data:
Close Other Applications
Try closing down any other programs and browser tabs that are open in order to free up system memory (RAM). Then relaunch the simulation.
Try a Different Web Browser
You can try loading the simulation in a different web browser. Please ensure that your browser is updated to the latest version.
Please contact Technical Support if the issue persists. If you see an error message when loading fails. Include in your support request the text of any error messages displayed.