Thank you markbailey,
perfect...
So, i saved a file in a specific location... i did some file modification, i didnt saved the modified file...at the end (after 5 minutes (autosave timeout 5 in my work station) I have simulated a JMP crash ...
when i re-opened JMP, and i tried to open the file.. i have found the last modifiations !
Gianpaolo Polsinelli