Worpress Problem - my post has gone

when your client said, what my post has gone when i look yesterday there is no problem

1. first analyze their error log on cpanel -> file manager
2. if there is no problem ask client to give their wpadmin pass
3. check post and categories, if post zero( 0 ) , and categories have a number

4. go to mysql database at cpanel
5. check database and repair it
6. wow my post have back again..

thats how it work wow