Event from Fault: NT Log Monitor : Event from NT System Log[TermServDevices] , Event: ID= 1111, Description: Driver SHARP AR-M277 PCL5e required for printer !!YOWOTTSRV007!OttSharpARM27701 is unknown. Contact the administrator to install the driver before you log in again.
Setup up Terminal Services to disallow client side printer mapping. Should not be enabled to prevent issues.