writting to a pdf file which is open

[sunjutha]

hi friends,
I need to overwrite a pdf file. if that file is open i need to close it and then overwrite and open it again.
Can u pls tell me how this can be done in c#?
Can it be done with the help of Process?

Thanks in advance

[Plater]

You would have to find out what process has it open, and get that process to release the locks on the file.
No idea how to do that. You would need to use Win32_API for that I think