database error

Hi
I’m installing wordpress and have some error at the first. it say database need some repair. when i click repair, repair was not succeeded because of some following error:

wp_nhke5b_users: Table ‘file_service_com.wp_nhke5b_users’ doesn’t exist
wp_nhke5b_usermeta: Table ‘file_service_com.wp_nhke5b_usermeta’ doesn’t exist

could anybody help me out?

thanks