corrupt folders they changed to files

[mysons57]

 have 9 folders on one of my drives they all change to a file now i cant open them. in dos they dont show up as a DIR just a file with no (ext) they are all now 32,768kb now one of them had 15 Gbt in it. is there away to change them back to a folder and will they be back as before. Thanks

[johnwill]

It sounds like a CHKDSK or SCANDISK found corrupted directory entries and converted them to files.  I'd be reaching for the backups if it were me...