I built myself a new PC, installed win 98 on it, then found my win 2000 CD a few days later and installed that one. Now My win 98 and Win 2000 have a daul boot at start up. How can I delete my win 98 off my HDD for good without messing up anything else? Thank you, Colin PS Anotehr problem jst today is: my PC was fine untill a blue screen poped up saying a stop 0x000000A ..... IRQL_NOT_LESS_OR_EQUAL Address 80431BA5 base at 80400000, dat stamp blah blah.... - ntoskrnl.exe Begining Dump of Physical Memory This blue screen of death frooze my PC so I had no choice but to reboot. Now all "seems" well and normal again. Any ideas on how to double chck this ntsokrnl.exe file? Seems like I have a corrupt file somewhere. Any fixes ? Thank you, Colin