>Hi Paul,

The error 5 is 'Access is denied'. Does it work if you double click on any PDF file in the Windows Explorer?

>
>I have a simple routine that uses shellExecute to open a PDF file, but it fails with error code 5. Could someone tell me what could be the reason for this?
>BTW this happens only one one computer (XP) logged in as administrator. Same code works well on other machines
>
>Here's the code:

>LPARAMETERS pcFilename, pnWindowState, pnhWnd
>
>lcFilename = pcFilename
>lcop = 'open'
>lcparms = ""
>
>DECLARE INTEGER ShellExecute IN Shell32;
>  INTEGER hWnd, STRING @lpOperation,;
>  STRING @lpFile, STRING @lpParameters,;
>  STRING @lpDirectory, INTEGER nShowCmd
>lnresult = ShellExecute(0, @lcop, @lcFilename,;
>  @lcparms, @lcpath, lnWindowState)
>
>IF lnresult < 33  && Error occurred
>  IF lnresult = 31 && No file associated
>    DECLARE INTEGER GetSystemDirectory IN Win32API;
>      STRING @lpBuffer, INTEGER nSize
>    lnsize = 260
>    lcbuffer = SPACE(lnsize)
>    lnsize = GetSystemDirectory(@lcbuffer, lnsize)
>    IF lnsize > 0
>      lcbuffer = LEFT(lcbuffer, lnsize)
>      lcrundll = "RUNDLL32.EXE"
>      lcparms = "shell32.dll,OpenAs_RunDLL "
>      lnresult = ShellExecute(lnhWnd, @lcop, lcrundll,;
>        lcparms + lcFilename, lcbuffer, lnWindowState)
>    ENDIF
>  ENDIF
>ENDIF