no default icon (*.ufo files)

[liftman]

i've PI11, it works fine, but the *.ufo files haven't the default icon
how i can fix this problem?

in my registry i've this two keys:

Windows Registry Editor Version 5.00

[HKEY_CLASSES_ROOT\.ufo]
"PISaveOption"=dword:00000001
@="PI3.Image"

[HKEY_CLASSES_ROOT\.ufo\ShellEx]

[HKEY_CLASSES_ROOT\.ufo\ShellEx\{BB2E617C-0920-11d1-9A0B-00C04FC2D6C1}]
@="{7A50AD9B-E613-4f4a-B0B6-1B9B07C6AFFD}"

[HKEY_CLASSES_ROOT\.ufo\UndoClass]
@=""

Windows Registry Editor Version 5.00

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\.ufo]
"PISaveOption"=dword:00000001
@="PI3.Image"

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\.ufo\ShellEx]

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\.ufo\ShellEx\{BB2E617C-0920-11d1-9A0B-00C04FC2D6C1}]
@="{7A50AD9B-E613-4f4a-B0B6-1B9B07C6AFFD}"

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\.ufo\UndoClass]
@=""


tnx