storage

hi guys

my macbook pro with retina display has 256GB SSD storage and I face this problem today I don't know how to fix this I just find out that my storage info is not showing the right status cause before this time its shows aboyr 20GB music and 15GB movies and 45GB applications and 20GB others

now in this picture you can see whole of my info become others and zero KB of others are seen

can you help me and tell me whats the reason of this problem?

by the way I have done lots of restarts and disk verify and disk repair and also delete caches

thanks a lot