Message in Dutch (Nederlands)
        HwndSubclass.Attach is al aangeroepen en kan niet nogmaals worden aangeroepen.
Unlocalized message
        HwndSubclass.Attach has already been called; it cannot be called again.
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HwndSubclass.Attach is al aangeroepen en kan niet nogmaals worden aangeroepen.

HwndSubclass.Attach has already been called; it cannot be called again.
Search by Google