Lexmark XC9255
After upgrading to firmware XX.081.205, the printer encounters a 900 error message with secondary crash code reason Watched process is no longer alive: com.lxk.ui.
Update to firmware 081.216. The necessary change was implemented in the Embedded Solutions Framework to fix a deadlock that caused this problem.
Redefina a impressora quando ocorrer um erro 900.xy.
Remova o papel atolado na bandeja de grampeador para continuar grampeando e imprimindo.