Spadnul v mscorwks.dll - což je NET. knihovna.
All Windows Hotfixes ( especially upgrade .NET Framework to v3.5 SP1).
http://teknigroup.com/tutorials/InstallAdsk2009.ht ml
A berlička ve smazání profilu inventoru:
http://forums.autodesk.com/t5/Autodesk-Inventor/Au todesk-Inventor-2009-has-stopped-working-Vista/m-p /2393322