Why am I seeing an "Another instance of the viewer is already running" message?
There are a couple reasons why you may be getting an "Another instance of the viewer is already running" message. Follow these troubleshooting tips.
Your browser may be blocking the Viewer from launching
First connection may still be running
- Check to see if there is a GoToMyPC session already running in the background.
- Force quit the app.
- Reconnect to your host computer.