Rich, these are the famous 'CDAL PE' errors. See an old ITRC entry with some more details about this type of hardware error: http://h30499.www3.hp.com/t5/System-Management/VAx-crash-3100/m-p/3797968#M12359 --- Volker Halle, Invenate GmbH, OpenVMS Support An OpenVMS crashdump analysis a day makes the Windows headaches go away.