Your appliaction shouldn't write into system folders.

>I thought about that, i first tried to save a txt file in c:\windows...but also tryed to save it in C:\ and got the same result :(
>But now i tried with d: and it worked !!!
>so...what have i to do to write that file into c:\window ?
>
>
>>>Hi there , I was trying to create a txt file with strtofile() functione and then with fcreate() but cannot.
>>>Are there problems with Vista ?
>>
>>I would suspect a problem with access permissions. Try to save a file manually in the desired location, and see what happens.