first STOP GIVING THREAD TITLES LIKE PLZZZ SUGGEST or sumthin like that 
ur title must give d members a fair idea of what problem the member is facin even b4 he/she opens the thread
when is it that u face this problem? immediately after booting or after using the comp for sum time
have u
recently installed any new hardware on the comp dat is facin this problem?
if yes, then remove it and then c if d problem dissappears
if the problm contonues then
revert back to the last known good configuration
check if ur comp's hw config can run XP
4 better solution post the error codes dat appears in
STOP: message