You need
Step 1: open jksm and go to shared extdata, F000000B and export data.
Step 2: open the file in JKSV<Shared<F000000B<(Name of the save)<CFL_DB.dat and corrupt the file writing everything or deleting some stuff
Do the same with CFL_OldDBdat
Step 3:Open JKSM and go to shared extdata...