My dear all friends My friend is facing proble in it' D: Drive ...!! when i scandisk through win98 startup disk and it give me errer it's fat table is not proper and it give errer that fit it..!! so i fix all that errer and after boot in win98 then i see in D: drive thall all Dir is rename in Dir0001,Dir0002,......!! and all file rename in File0001.chk,File0002.chk,.....!!! so all data which is very important is lost..!!! and in C: drive File0001._dd,File0002._dd,....!! files r ther ..!! so what is all files *.CHK and *._dd what is use of that ..!! how it's happend and how can i recover my data...!!