To further investigate why a VM was shut down or suspended, view the recent environment activity, or work with a Skytap administrator within your organization to review the Skytap auditing report. Virtualbox doesnt have a timer function to shut down a guest. The environment may have been copied or saved by an automated script, schedule, or another user. VMs are automatically suspended during these actions. The environment was copied or saved as a template. For instructions, see Sending keep-alive messages from a VM to prevent auto-shutdown. To prevent a VM from automatically shutting down or suspending while published services or other unmonitored services are in use, run a script that periodically sends keep-alive messages to Skytap. For example, auto-shutdown may recognize a VM as inactive, even when it’s being used via RDP or SSH connections over published services. Under normal working circumstances the error occurs USUALLY when I shutdown a vm from within the vm itself (orderly shutdown) I tried reverting to an older build as well (5.0. The environment-wide auto-shutdown options feature doesn’t monitor published services or public IP addresses for user activity in the VMs. The VM was in use, but it was being used over a published service or public IP connection.