Some security/anti-virus software can block real-time updates in Handrail.
If you are working on an Analysis Board in Handrail and see the following message...
Real-time updates not available
... real-time updates may be blocked on your network.
While this message is displayed, you can work on the board like normal. All your changes will be saved. However, you will need to manually refresh the page to see any changes made by others working on the same board.