Jestli si dobre vzpominam, tak to byl problem v registrech - nekde byla vlozena mezera..? (tak ne, bylo to nejake zaporne cislo)
Uz se to tu (davno) i resilo...jenom to ted nemuzu najit.

edit: neco se mi plete, nemel jsi tam Autocad?

edit/2:
Add or Remove - White Space
This is generally due to the DisplayIcon having a negative number. From here you can either remove the negative number or remove the last application listed:
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\Curr entVersion\Uninstall\