namespace ConsoleApplication1
{
    class Program
    {
        static void Main(string[] args)
        {
                Process proc = new Process();
                proc.StartInfo.FileName = @"C:\\xps2pdf.exe";
                string strArguments = "";
                strArguments += " D:\\temp\\sample.xps D:\\temp\\out.pdf";
                Console.WriteLine(strArguments);
                proc.StartInfo.Arguments = @strArguments;
                proc.Start();
                proc.WaitForExit();
        }
    }
}
~~~~~~~~~~~~~~~~~

Sample code #2 (C# example),

Please by following steps to call xps2pdf.exe inside a special user account,

1. Please download and install EXEShell COM Library (freeware) from following URL first,

/exeshell.html
/download/exeshell.zip

2. Please use following C# code to run the conversion inside a special user account,

~~~~~~~~~~~~~~~~~
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace ConsoleApplication1
{
    class Program
    {
        static void Main(string[] args)
        {
                System.Type otype = System.Type.GetTypeFromProgID("exeshell.shell");
                Object o = System.Activator.CreateInstance(otype);
                otype.InvokeMember("RunCommandLine", System.Reflection.BindingFlags.InvokeMethod, null, o,
                        new object[] { "UserName", "Password", @"C:\xps2pdf.exe ""C:\test.xps"" ""C:\out.pdf""" });
                otype = null;
        }
    }
}
~~~~~~~~~~~~~~~~~

Remark:
You may encounter Error 1314 in some Windows systems when you switch between user accounts, this is caused by permission setting, please by following steps to solve this 1314 Error,

ERROR 1314:
~~~~~~~~~~~~~
1314 A required privilege is not held by the client. ERROR_PRIVILEGE_NOT_HELD
~~~~~~~~~~~~~

To resolve this issue:
1. Click Start, click Run, type "secpol.msc", and then press ENTER.
2. Double-click "Local Policies".
3. Double-click "User Rights Assignment".
4. Double-click "Replace a process level token".
5. Click "Add", and then double-click the "Everyone" group
6. Click "OK".
7. You may have to logout or even reboot to have this change take effect.

Please refer to following two screenshots to understand above steps,

/images/err1314-1.png
/images/err1314-2.png

Please look at following page for the details about ERROR 1314,

/exeshell.html

Sample code #3 (ASP example),

Please by following steps to call xps2pdf.exe inside a special user account,

1. Please download and install EXEShell COM Library (freeware) from following URL first,

/exeshell.html
/download/exeshell.zip

2. Please use following ASP code to run the conversion inside a special user account,

~~~~~~~~~~~~~~~~~
<%
    Set comEXEShell = Server.CreateObject("exeshell.shell")
    RootPath = Server.MapPath(".") & "\"
    EXEFile = RootPath & "xps2pdf\xps2pdf.exe"
    XPSFile = RootPath & "test.xps"
    PDFFile = RootPath & "out.pdf"
    strCommandLine = EXEFile & " " & XPSFile & " " & PDFFile
    response.write strCommandLine & "<br>"
    comEXEShell.RunCommandLine "UserName", "Password", strCommandLine
    Set comEXEShell = Nothing
%>
~~~~~~~~~~~~~~~~~

Remark:
You may encounter Error 1314 in some Windows systems when you switch between user accounts, this is caused by permission setting, please refer to the steps in #2 to solve the 1314 Error.

Sample code #4 (VB.NET example),

System.Diagnostics.Process.Start("C:\xps2pdf.exe C:\test.xps C:\out.pdf")

Sample code #5 (C# example),

Please by following steps to call xps2pdf.exe inside a special user account,

1. Please download and install EXEShell COM Library (freeware) from following URL first,

/exeshell.html
/download/exeshell.zip

2. Please use following C# code to run the conversion inside a special user account,

~~~~~~~~~~~~~~~~~
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using EXESHELLLib;

namespace ConsoleApplication1
{
    class Program
    {
        static void Main(string[] args)
        {
                EXESHELLLib.shell EXEShell = new EXESHELLLib.shellClass();
                EXEShell.RunCommandLine("UserName", "Password", @"C:\xps2pdf.exe ""C:\test.xps"" ""C:\out.pdf""");
                EXEShell = null;
        }
    }
}
~~~~~~~~~~~~~~~~~

Remark:
You may encounter Error 1314 in some Windows systems when you switch between user accounts, this is caused by permission setting, please refer to the steps in #2 to solve the 1314 Error.

Sample code #6 (PHP example),

<?php
    $exeshell =new COM("exeshell.shell") or die("Can't start exeshell");
    $exeshell->RunCommandLine("UserName", "Password", ' "C:\xps2pdf.exe" "C:\test.xps" "C:\out.pdf" ');
    $exeshell = null;
?>

Sample code #7 (VBScript example),

Set fso = CreateObject("Scripting.FileSystemObject")
strFolder = fso.GetParentFolderName(wscript.ScriptFullName)

strEXEFile = strFolder & "\xps2pdf.exe"
strXPSFile = strFolder & "\test.xps"
strPDFFile = strFolder & "\test.pdf"
strCmd = strEXEFile & " " & strXPSFile & " " & strPDFFile

Dim objShell
Set objShell = CreateObject("WScript.Shell")
objShell.Run strCmd