wat not working? 

phone or the apps? wat are the apps not working?

the folder 10003a3f contains most informationand support files of ure installed apps 

yup

see below the basic symbian folder structure (there are more bt if i put all later u konpiused    )

C:\Private\10202be9\102071f1.cre  (Email Accounts List)
C:\Private\10202be9\1000102a.cre (Email Informations with Password Details)
C:\Private\10202be9\10001028.cre (Email Informations with Password Details)
C:\Private\10202be9\1000102c.cre (SMS Centre Number Records)
C:\Private\10202be9\101f87ef.cre  (SMS Centre Number Records)
C:\Private\10202be9\101f876f.cre  (Home Screen Wallpaper Information)
C:\Private\10202be9\101f877e.cre (Call Reject with built-in SMS)
C:\Private\10202be9\101f8798.cre (Standard Nokia 5800XM Ringtones Details from Z drive)
C:\Private\10202be9\2000b182.cre (WLAN Information)
C:\Private\10202be9\10003a73.cre (Contact Group Information)
C:\Private\1020e519\mc_info.txt    (IMEI, IMSI, Product Code, S60 Version & Serial Number)
C:\Private\10003a3f\                    (This Folder Has Information & Support Files On Installed Applications)
C:\Private\10202be9\                  (This Folder Has Information, Support Files On Installed Applications & ROM Version)
C:\Private\10281e17\                  (Streaming Audio & Video Information)

after u got the apps i teach u hw to get more C:\ space and memory