> I would like to get the name of the user logged on on a another computer.
> I've written the following code which gives me the LogonId of  this user.
> But getting with this Id the name of the user doesn't work.

> I would appreciate every hint or help!

> Regards
> Heike Pertzel

> *************************************************************************** ***************************
> using System.Management;

> string UserLogonId ;
> string Username;
> ManagementScope msc = new ManagementScope("\\\\" + IP of the OTHER
> computer + "\\root\\cimv2");
> string queryString = "select LogonId from win32_logonsession where
> logontype = 2";
> query = new ManagementObjectSearcher(msc, new SelectQuery(queryString));
> foreach( ManagementObject mo in query.Get())
> {
>    UserLogonId = mo["LogonId"].ToString();  // WORKS !!!!!!
>    RelatedObjectQuery relatedQuery = new RelatedObjectQuery("associators
> of {Win32_LogonSession.LogonId='" + mo["LogonId"]+ "'}WHERE AssocClass =
> Win32_LoggedOnUser");
>    ManagementObjectSearcher searcher = new ManagementObjectSearcher(msc,
> relatedQuery);
>    foreach (ManagementObject mob in searcher.Get())
>    {
>        Username = mob["Caption"] + " " + mob["Domain"] + " " +
> mob["Name"]; // DOESN'T WORK !!!!!!! they are always empty strings
>    }
> }
> *************************************************************************** ***************************