1) In case of system failure windows blue screen of death in both of xp nad vista. these are the most terrible thing which happens when there is a system failure and machines are affected
2) Power down the machine and start it manually however you can change this to make it restart automatically after the dump created instead of waiting
3)Press the right click on my computer and click properties
4) Click on settings of system and recovery
5) Remember this place you can configure what the system will do when its in system failure
6) Check the check box which says automatically restart.now the next time your computer goes system failure it will auto restart again
7) But you will have to wait till the dumb gets created
8) You can also check for overwriting the old dump file in case you want to save some space