>Hi All,
>
>Is there a simple way of determining if a PDF file is currently open in Acrobat Reader? My users create PDF files of reports using XFRX and often forget to close them or rename them before re-running the program to generate them. Of course, the program crashes due to the file being unavailable.
>
>Regards...Rex

Rex,

This seems to work (open anywhere)

fd=fopen('\tmp\a.pdf',1)

if( fd < 0 )
    ? 'Cannot open file, already open or does not exist'

else && was not open

    =fClose(fd)
endif