I got it resolved.  It was the way I was running the program.  I changed it from:        ReturnValue = WSHShell.Run(WindowsComSpec & " /c " & strCommand, 1, True)   to:        ReturnValue = WSHShell.Run(strCommand, 0, True)   Leaving the quotes around the realm is still required if the realm has a space in it.   Thanks for the help. ... View more

I don't think that is it.  If I run the exact command from a command prompt, including the quotes around pulselauncher.exe, it will work. ... View more

Here is a sample of what I have tried:   "c:\Program Files (x86)\Common Files\Juniper Networks\Integration\pulselauncher.exe" -u UserName -p Password -url https://ourvpn.test.com -r Test Realm   I also tried it with quotes and still get the 'A parameter is invalid.' error message.    "c:\Program Files (x86)\Common Files\Juniper Networks\Integration\pulselauncher.exe" -u UserName -p Password -url https://ourvpn.test.com -r "Test Realm"   So for giggles and grins, I took the command that I am running from my vbscript and pasted it into a command prompt.  It worked!  I did have to use the quotes around the realm.  I guess it is something in my script. ... View more