d068927694
Root cause (minidump x3, cung offset iZOzone11Core.dll+0x18f6b92): crash deterministic 1 instruction - memcmp std::string [rdi+0x100] vs "iLok" trong license check, doc heap ptr garbage (use-after-free/corrupt trong iZotope Product Engine license path, flaky theo timing). Fixes: - RenderFxJob.cpp: fxGuiLoadAttach giu retry 4 attempt moi instance moi (SEH-guarded dispose); them Sleep(2s) giua load va attach cho plugin iZotope/Ozone - Product Engine service het race, attempt 1 open ngay (E2E: 60-70s -> 10-22s, 8/8 run OK). - plugins.py: _spawn_fx_gui_embed process-level respawn 3->5 lan + delay 2s giua respawn (service can thoi gian hoi phuc sau crash); di chuyen BELOW_NORMAL/CREATE_NO_WINDOW sang _fx_gui_creationflags(); gui stdout bridge qua thread de khong block event loop (asyncio.to_thread). - main_fx.cpp: FxCrashDumpHandler log MOI exception (khong chi lan dau), minidump van 1 lan/process. Verified: E2E engine-from-source 8/8 run Ozone embed OK; app installed (thu cai moi installer NSIS): OPEN 49.5s, frames 10/10 jpeg, spawn.log khong con 0x7E/Fatal Error.