FMM2.25 help

Hello,
I am using FM2008 with 8.0.2 update.
When i try to save a player with FMM it says Operating Error Occurs
I am using Vista Home Basic, and i need to mention that once, i managed to save some players.But now i don't remember what trick i did.
Can anyone help me ?

Ah..and i try to save staff members

Vista
It should also be compatible with Windows Vista. When you are running under Vista, don't install to system volume (like C: ), but if you do you can try this:
- Right Click on the .exe file
- Go to Compatibility tab
- Enable 'Run as Administrator' option