I log on to the terminal server this morning to find that all the printers were deleted. No one was on over the weekend, i come to find in the event logs that
Event Type: Warning
Event Source: Print
Event Category: None
Event ID: 8
Time: 12:22:49 AM
User: NT AUTHORITY\SYSTEM
Printer Canon MP250 series Printer was purged.
For more information, see Help and Support Center at http://go.microsoft.com/fwlink/events.asp
This was the same for all the printers i have added in the server.