[HelpDesk] Helpdesk question via web

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Form data:
  Name: andy
  EMail: dennistheduck at hotmail.com
  OS: windows xp home
  UserAgent: Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; .NET CLR 1.1.4322)
  IP: 69.31.197.134
  Time: Thu Dec 20 20:11:39 2007

im trying to get mlcad running but a screen pops up saying (and i quote) "invalid path (no parts and/or P dir found)!" , then there is a button that says "browse". when i click the button it basically shows me the "my documents"folder. what do i do? please help