The computer has rebooted from a bugcheck. The bugcheck was: 0x0000001e (0xc0000005, 0xa00bde9c, 0x00000000, 0x00000000). win2k server sp4 with citrix metalframe 1.8 at DELL 4600 power edge model. installed the most updated MS patch and most of the matched issue ms & citrix fixes. Run all the Dell diagnosetic tools and the result is all pass ( In good condition ). most of the hardware already changed Ram, mainboard, HDD. all Driver is updated as downloaded from DELL. Flashed all firmware. OS's recently formated with a clean install ( followed the server installatin check list ). Discussed with Dell helpdesk & L2 Dell support also not help. My server keep on turned BSOD & Restarts Unexpected, any plp here face these issue b4 ? any solution or idea to resolve these issue please guide me is much appreciated. Thanks in advence