35499b614c
- LOAD job posts WM_CLOSE to window created on main thread (DestroyWindow from worker crashed 0xc000041d, muting all tracks) - handleOpenGui + attach jobs skip when Vst3Instrument::hasAttachedView() (state_ && guiAttached_) - attach failure posts WM_CLOSE; post_close_gui erases entry only when it points at the same hwnd - cap openVstGuiRetry at 5 to stop frontend retry spam