i have a proble with my windows vista ...the problem is that i repaired the computer after not shutting down properly and which i want to login again with my password the system is given me incorrect password and username...but i want to access the system without formatting my system so please help me

I'm sorry here on D-A-L we can not give any info on bypassing any security measure including passwords.

please see here http://www.d-a-l.com/help/showthread.php?t=35256