Message in Hebrew (עברית)
HwndSubclass.Attach has already been called; it cannot be called again.
Unlocalized message
HwndSubclass.Attach has already been called; it cannot be called again.
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HwndSubclass.Attach has already been called; it cannot be called again.

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