https://bugs.winehq.org/show_bug.cgi?id=46822
--- Comment #4 from Nikolay Sivov bunglehead@gmail.com --- I don't understand why this happens. I works again if I remove RDW_UPDATENOW from WM_SETFOCUS handler. There is nothing special about those Edit controls, focusing request comes from dialog logic, specifically from DEFDLG_SetFocus().