Sorry everyone this is a response to another posting in another thread, I press the wrong button and started a new tread by accident.
I had the same problem, with the same error message when I first used it. The problem is your trying to run it within windows xp, but the tool doesn't have a user interface as such. You need to run it from the command prompt. So click start, all programs, accessories, and select command prompt. Now I don't know what path yours is set to, but here is what I do. I type prompt: and then press enter, it clears whatever is showing and returns a single colon, so you have
Now note I keep the msxml tool in a directory called msxml on my c drive, note no spaces in the directory name. So to run a command I now type this from the prompt:
:C:\MSXML\msxsl thexmlfile.xml thexslfile.xsl
and then I press enter, the results will show up on the screen.
If you want the results to be put in a file then you can add to this, like so: